Engineering, Consulting & Financing

    Water Infrastructure Services

    Infrastructure program managers and owner's engineers for conveyance, storage, treatment, and distribution assets.

    291 providers

    This page is a good fit if you need:

    • Filtration or Reverse Osmosis (RO) capabilities
    • Suppliers with utilities sector experience
    • Providers operating in China or United Kingdom
    Providers
    291
    Verified
    5
    Countries
    35

    Can't find the right fit? Post a brief and let qualified suppliers come to you.

    Post a project

    Find a Water Infrastructure Provider

    Showing 241-260 of 291

    291 results from 291 matched providers

    AJ Engineering & Construction Services Ltd logo

    AJ Engineering & Construction Services Ltd

    United Kingdom

    AJ Engineering & Construction Services Ltd provide a wide spectrum of engineering services ranging from steel fabrication and CNC machining to cladding and civil engineering, with our highly experienced team we provide on-time, on-budget quality solutions. From our bases in Forres and Fort William, and a team accustomed to travel we can meet our client’s needs wherever required. Having worked on various water and wastewater treatment projects for the past 25 years we have developed a great working relationship with water companies across the UK. Our in-house capabilities allow us to offer a turnkey service to our clients from reactive maintenance and manufacturing to planned infrastructure and non-infrastructure projects. Many of the projects we undertake in the water sector are within water treatment and wastewater treatment plants where cleanliness is paramount, all our water sector site teams hold certification and Water Hygiene cards. Our range of services collated into one means that we can take on multiple discipline contracts and deliver them as one which provides our clients with a number of advantages. It removes the need to have multiple contractors on site at once. Benefits in cost savings passed down on procuring large amounts of steel for a side wide project. Little risk of dimensional discrepancies between contractors We work alongside framework delivery partners throughout the UK providing the services below; Steel portal frame buildings (design, fabrication, erection & cladding) Design, manufacture and installation of pipe bridges Design, manufacture and installation of site wide access metalwork (walkways, access stairs, ladders etc) Design, manufacture and installation of modular water buildings transportable by road. Design of various process tanks, pipework and pumps. Fabrication of tanks and pipework (stainless and carbon) Mechanical Installation Modular Treatment Buildings and Mechanical Fit-out SR2 rated steel enclosures (quicker than GRP Kiosks) We appreciate how important quality and cleanliness is in the water sector and we are proud that we have completely segregated facilities for stainless steel and carbon steel. In addition to this we are also approved under the regulations 31(4)(A) of the water supply regulations 2016 to supply stainless steel and pipework fabrications to the drinking water sector.

    Networks - Sewerage
    Asset Maintenance & Rehabilitation
    Amiblu UK LTD logo

    Amiblu UK LTD

    United Kingdom

    If you knew there was a material out there with a proven track record worldwide for outperforming others, would you want to know more about it? Using cutting edge technology to meet the toughest challenges, Amiblu manufactures GRP pipelines and storage systems that last for generations and do not corrode. GRP is a resilient, composite material utilised in many aspects of construction and civil engineering to deliver long lasting infrastructure. The history of Amiblu’s GRP systems starts with the first production of centrifugal cast (CC) pipes in Basel in 1957 and continuous filament wound (FW) pipes in 1969 in Norway using top quality raw materials combined with glass fibres to create robust pipes and storage solutions. Over the past 60+ years, research and development, growth and investment now puts Amiblu at the forefront of GRP pipe production, with seven state of the art manufacturing facilities and a global network of licensed partners producing the two market leading names in GRP pipes – Flowtite (FW) and Hobas (CC). Amiblu takes environmental responsibility very seriously by developing systems that offer a number of benefits to asset owners who are faced with aging networks, growing cities, climate change and increases in demand. Challenging traditional materials, our products are corrosion and abrasion resistant, with excellent hydraulics, can be bespoke made to meet project requirements, are low-maintenance and engineered for 150 years’ service life. Products are manufactured for: Sewage & stormwater Hydropower Circular & non-circular pipeline rehabilitation Potable & raw water delivery Industrial processes Micro-tunnelling applications. The greenest product is the one you don’t have to replace.

    Networks - Water Supply
    Asset Maintenance & Rehabilitation
    Aquaspira Ltd logo

    Aquaspira Ltd

    United Kingdom

    Aquaspira designs and manufactures next-generation composite steel-reinforced pipes, delivering durable, low-carbon solutions for drainage and wider infrastructure projects. Aquaspira is a dynamic and innovative UK manufacturer specialising in large diameter composite steel-reinforced pipes for drainage, stormwater and wider infrastructure projects. Our technology combines advanced composites with steel reinforcement to deliver robust structural capacity with a much lower installation footprint and embodied carbon than traditional materials. We work in partnership with utilities, contractors, developers and asset owners to deliver resilient, sustainable systems that support long term network performance and reduced whole life cost. Approved for use across all UK water company regions, our pipe systems are recognised for their strength, durability and ease of installation, helping clients accelerate programme delivery and reduce disruption on site. Quality is embedded throughout our process, from material selection through to manufacturing and assurance. With a focus on innovation and sustainability, we’re helping shape the next generation of low-carbon infrastructure solutions while supporting our customers in meeting their performance, resilience and environmental goals.

    Stormwater Storage
    Accreditations
    AtkinsRéalis logo

    AtkinsRéalis

    United Kingdom

    Water is an increasingly important but unevenly distributed resource globally. AtkinsRéalis supports the water, wastewater and water-related environmental sectors with services from water strategy planning and flood management to infrastructure design and maintenance. Water supply and quality is constantly challenged by growing populations, climate change, pollution and changing lifestyles – it’s a complex industry which requires the right skills and the right people to ensure that water services are fit for today and tomorrow. Driven by the need to help clients deliver greater value for their customers, we’re constantly pushing research and innovation boundaries with a comprehensive range of services from water strategy planning to infrastructure design and maintenance. In the water industry, there’s no such thing as an off-the-peg project, that’s why we value close working relationships built around the right people. We work side-by-side with our clients to ensure that their water services are fit for today as well as tomorrow, and together, we challenge existing methods and develop new solutions, whether that be the introduction of new assets or extracting more value from existing ones. We have more than 650 professionals committed to the water market around the world.

    Designers
    Acoustic Surveying
    Avove logo

    Avove

    United Kingdom

    We are a leading infrastructure and non-infrastructure services and engineering company providing cutting-edge and sustainable solutions. We work with leading utilities clients in across the UK and Ireland, providing end-to-end solutions for the water, wastewater and vegetation management sectors. Transforming utilities for communities We are an expert, responsible and agile partner, providing vital services to the UK’s utilities networks. We design, build and maintain the UK’s utilities infrastructure to help transform local communities for the better. Our name is a blend of advance and evolve, which signifies our mission to meet the changing demands of society by anticipating change and always seeking to innovate. We play a crucial role in helping to keep the water running, the lights on and people connected. We support our clients in delivering industry-leading performance against their regulatory targets in the water, wastewater, telecoms and vegetation management sectors. Our clients have the flexibility to incorporate our expertise at virtually any phase of a project. We are a trusted partner, providing expertise to help clients maintain and improve their assets, enhance customer experience and protect the natural environment. Everything we do is designed to drive sustainable and continual improvements. Design & Build – our innovative teams design and deliver sustainable capital and civil projects, including upgrading and installing water and sewerage networks and infrastructure, and flood alleviation projects. Environment & Ecology – we provide comprehensive ecology and environment services across the UK. Our expert team ensures full compliance with environmental legislation, industry standards and best practices. Water – we are experts at ensuring safe, clean water reaches homes and businesses. We are a trusted long-term partner to many of the UK’s water utility providers and support property developers. Wastewater – we offer an end-to-end service delivering large-scale and complex capital investment programmes, including refurbishing wastewater assets and major sewer diversions. Vegetation management – our fully qualified arborists proactively maintain vegetation to ensure the lights are kept on, helping to prevent wildfires and trees from falling onto utility infrastructure. We embrace the future, creating sustainable utility infrastructure solutions that help improve people’s lives, grow the economy and transform communities. We are passionate about the areas where we work and live, and aim to support them by leaving a positive legacy, engaging with our colleagues, clients and communities along the journey so they feel proud of what we do every day.

    Health & Safety
    Accreditations
    Barhale logo

    Barhale

    United Kingdom

    Barhale is a civil engineering and infrastructure specialist with more than 40 years’ experience in the construction industry. Founded by chairman, Dennis Curran in 1980, the group was originally set up as a tunnelling contractor. While retaining its tunnelling roots, repeated success across several sectors of the construction industry has enabled the company to expand to become one of the largest privately-owned infrastructure experts in the UK. We work UK-wide across the water, energy, transport and built environment sectors providing design, construction and maintenance services under long-term contracts with blue chip public, regulated and private clients. The company has an outstanding reputation for the range of specialist skills it possesses to support its civil engineering and infrastructure activities including MEICA and a steel-fabrication and supply subsidiary.

    Networks - Water Supply
    Asset Maintenance & Rehabilitation
    Bartlett Contractors Ltd logo

    Bartlett Contractors Ltd

    United Kingdom

    Delivering Excellence in Civil Engineering, Water and Waste Infrastructure Since 1959 For more than six decades, we’ve been at the forefront of the water and waste sectors, combining deep-rooted experience with an industry-leading service offering. This strong heritage continues to drive our commitment to delivering the best outcomes for our clients—and we’re proud of the results we’ve achieved. Our work is founded on strategic partnerships and long-term frameworks, enabling us to provide specialist infrastructure services that enhance water quality, boost operational efficiency, and improve network resilience. A key strength lies in our direct delivery model. With a highly skilled workforce, we deliver innovative solutions through early contractor involvement, design and build, and modern construction practices—ensuring exceptional value and performance. We believe that success is not just measured in project outcomes, but also in the positive legacy we leave behind. Through community engagement and collaborative delivery, we ensure an excellent customer experience and help our clients maintain trust with stakeholders.

    Health & Safety
    Accreditations
    Carlow Concrete logo

    Carlow Concrete

    United Kingdom

    Carlow Concrete is a market leader in water retaining precast concrete structures in both the United Kingdom and Ireland. Production at our state of the art plant in the South East of Ireland is carried out using the most modern and innovative methods and equipment, for the quality production of our products ensuring the highest standards of quality and specification compliance are achieved every time. As part of the Burren Precast Concrete Group, the company has the resources and infrastructure to meet the high demands of our customers in relation to quality of service and product. Our organisation benefits from a team with combined expertise of over 100 years in the precast industry. The company has the technical expertise, the flexibility in production methods and the resources to Interpret, Design, Manufacture and Assemble to the highest standards to meet the requirements of its customers, bringing modern methods of construction through the benefits of off-site construction, building information modelling (BIM) and highly experienced installation teams. Our expansive range of products are devised specifically for both water and wastewater projects and are unrivaled in terms of design, quality and ease of installation. Our solutions offer international, national and customer specification compliances and meet all water companies’ asset standards throughout the UK & Ireland. Site installations typically achieve 25% to 50% reduction in programme with fewer people and plant requirements, meaning substantial savings to both preliminary and direct costs. Stormwater attenuation. Flood alleviation. Service reservoirs. Precast filter bed wall and tile system. Activated sludge plant. Final/primary settlement tanks. Retaining walls.

    Storage Tanks
    Contractors
    Circle Control logo

    Circle Control

    United Kingdom

    Established in 1995, Circle Control part of the Empower Group, is a trusted electrical contracting company based in Snaith, near Selby. For over 30 years, we’ve been delivering LV electrical installation solutions across the utility and renewable energy sectors, combining technical expertise with an unwavering commitment to safety, quality, and environmental responsibility. Originally focused on the Water Industry, we’ve since expanded into Renewable Energy, supporting clients on the UK’s journey towards a more sustainable and resilient future. Our approach is straightforward, cost-effective, compliant, and built on decades of engineering know how. We are NICEIC approved, ISO 9001 accredited with Citation, and proud members of the Achilles Utilities Vendor Database (UVDB) and Constructionline. Our skilled team holds a wide range of industry certifications, including CSCS/ECS, EUSR, Confined Space, Compex, Asbestos Awareness, First Aid, PASMA, and IPAF, ensuring safe, compliant delivery across every project. As part of the Empower Group, we’re proud to combine long standing technical excellence with a forward-looking focus on innovation and sustainability, helping clients reduce environmental impact, improve operational efficiency, and future-proof their infrastructure.

    Networks - Sewerage
    Contractors
    Electrosteel Castings (UK) Ltd logo

    Electrosteel Castings (UK) Ltd

    United Kingdom

    Electrosteel Castings (UK) Ltd is a leading manufacturer of ductile iron pipes, fittings and ancillary pipeline products, supplying companies all around the globe. Our products fully comply with the many international and European standards for conveyance of potable drinking water, raw water and wastewater. We pride ourselves on providing a tailor-made solution that will meet your requirements, whatever the size or nature of your project. Working closely with the rest of the Electrosteel family, Electrosteel UK have the ability to manufacture, source, and consolidate product packages enabling our customers to have a single point of responsibility for the management and delivery of the materials ordered. This in turn ensures effective, on-time project completion and peace of mind. Electrosteel Castings (UK) is part of a company that has been engaged in the water infrastructure business for over fifty years. We cater to a large customer base in the UK, the Indian subcontinent, Southeast Asia, the Middle East, Europe, Africa, and the USA. We have fulfilled more than 10,000 water supply projects in which our ductile iron spun pipes and fittings were implemented. In the UK we produce pipes and fittings in the range DN80mm – DN1000m in accordance with the following European standards: EN 545 for water EN 598 for sewerage

    Treatment Works Products/Services
    Networks - Sewerage
    envolve infrastructure logo

    envolve infrastructure

    United Kingdom

    We are envolve - specialist civil engineers. We build, maintain, and renew the infrastructures that keeps our country running, and have done since 1984. Our vision is to surpass our clients’ expectations on every project. Not just to deliver, but to excel. Our passion for our work means we naturally go the extra mile. Our focus is on building long-term partnerships and achieving genuine collaboration, this is how we measure our success. We hold ourselves accountable to these exceptional standards and continue to innovate so we remain ahead of the game. Our service, culture and heritage, underpins our ability to be the best. We’re proud of our track record, but it’s our constant investment in our directly employed specialist people that keeps us at the forefront of our industry. We’re dynamic, we evolve with the times, and we maintain our unrivalled knowledge and craftsmanship. Collaboratively, pro-actively and sustainably. Our VISION: To be the UK’s leading delivery partner. Known for our community engagement, ultimate employee satisfaction, safe and sustainable vision, and being the absolute best at what we do. Our CAPABILITIES Heavy civil engineering Clean water pipelines Wastewater treatment Wastewater pipelines Renovation Trenchless technology Dam safety Reactive/emergency ‘on call’ services Highways Rail Our QUALIFICATIONS BMTRADA (9001, 14001, 45001) Achilles Constructionline Gold ROSPA Gold Medal Award Further information on our people, our projects and clients are available on our website www.envolve-infrastructure.co.uk.

    River & Coastal Flood Protection
    Contractors
    EPS Water logo

    EPS Water

    United Kingdom

    EPS Water offers the market a unique end-to-end service, ranging from needs assessment and solution definition, through design, manufacture, installation & commissioning, to aftercare and operation of water & wastewater treatment assets. Our experience of operating and maintaining treatment systems helps to drive excellence in design and to ensure that our manufactured equipment is robust and reliable at all times. EPS offers a broad range of services across the UK regulated & industrial and global export water and wastewater treatment markets: Wet infrastructure support services. Design-Build (DB) and Design-Build-Operate (DBO) of water and wastewater treatment facilities. Biological process technology supply. Product manufacture & installation. Engineering Services including process and MEICA design, asset optimisation and energy management. Our focus is primarily on providing Best Value to our clients and their bill-paying customers at all stages of the project lifecycle. Our digital design capabilities extend beyond 3D to fully animated 4D including digital rehearsals and we are well-advanced on our journey to BIM Level 2. As treatment plant operators ourselves, we endeavour to live the culture of our clients and to ensure that our solutions provide best Whole Lifecycle Cost in operation. We offer a leading After Sales Service and a range of asset optimisation services to ensure that the performance of the solutions we provide does not deteriorate over time.

    Networks - Water Supply
    Contractors
    Evergreen Water Solutions logo

    Evergreen Water Solutions

    United Kingdom

    A leading supplier of progressive wastewater treatment systems Evergreen Water Solutions works closely with a number of international engineering companies whose expertise are in scalable wastewater treatment systems and containerised wastewater treatment systems for municipal and industrial application. Evergreen Water Solutions offers a comprehensive engineering service. Our company incorporates initial design and planning, to implementation of projects that are delivered on time and on budget. Our expertise in wastewater treatment covers infrastructure development, package sewage treatment systems and advanced treatment technology for wastewater recycling with the strictest treatment requirements. The goal of Evergreen Water Solutions is to exceed the expectations of our clients, foster long-term relationships, and make a positive impact on the environment and industry standards. Evergreen Water Solutions use innovative products and suppliers to source, design and implement leading environmental water and wastewater treatment products and solutions. All new equipment and suppliers are required to undergo pre-qualification program and a series of acceptances and trials are applied prior to the approval of the vendor. Evergreen Water Solutions’ pre-qualification program guarantees you our clients that the products we source are of the highest standard within the industry, these products along with the expertise within Evergreen Water Solutions ensures that the solution we provide will meet and exceed any expectation you might have.

    Treatment Works Products/Services
    Contractors
    FLI Precast Solutions logo

    FLI Precast Solutions

    United Kingdom

    FLI Precast Solutions (formerly FLI Carlow) provide design, engineering and manufacturing services for the off-site manufacture of specialist concrete infrastructure and attenuation systems. Our markets include Water, Wastewater, Energy and Storm Attenuation in the UK & Ireland and bespoke projects globally. SERVICES INCLUDE Design, engineering and manufacturing services for the off-site manufacture of specialist concrete infrastructure and attenuation systems. Design to national and international water industry standards and our semi-precast modular designs make us the industry leader in off-site concrete engineering and manufacture. By early involvement and integrating with our clients’ design teams we can accelerate and improve design optimisation and reduce cost. The value is in the solution, and off-site manufacturing and fabrication leads to higher efficiencies and lower risks and costs. Framework agreements enable us to add more value through collaboration, innovation, economies of scale, supply chain partnering and cost management. Our products and designs are engineered to provide solutions to many challenges facing our clients: water retention, water storage, water conveyancing, water management, water treatment, fire-resistance criteria, chemical resistance parameters, infrastructural products, retaining walls, coastal erosion, decorative walls, to name a few. We are a solutions provider using innovative off-site concrete engineering and our industry leading semi-precast modular designs. The company is part of the FLI Group which is a diversified group of companies providing environmental solutions, services and technologies to private and public sector customers in the UK, France, Ireland and throughout the world. PRODUCTS INCLUDE Service reservoirs Process settlement tanks (PST / HST / FST / etc) Storm & attenuation tanks (network or site based) Process structures (ASP / TSR / GAC / RGF / etc) MCC service foundations Bund wall system Chambers Channel & lids Comms chambers Multi-purpose chambers Bespoke culverts Holding tanks Barriers Demountable fence supports (international airport approved) Ballast blocks Dry flow channelling Foundation bases Blast fence supports

    Precast Concrete
    Concrete Works
    Forkers Ltd logo

    Forkers Ltd

    United Kingdom

    Forkers has been undertaking main drainage and sewerage schemes for the water industry, local authorities and private clients for over 30 years. Our in depth experience in this field covers a complete range of drainage solutions, construction techniques, ground conditions and contract values and also includes design and construct schemes. Sewers and culverts. Pumping stations, M&E installations. Timber headings and no-dig techniques. Storage tanks and attenuation systems. Dig down repairs, relining and renovation. Rising mains and pipelines. Shaft sinking and pipejacking. Screened overflows (UIDs). First time sewerage schemes. Clean water trunk mains and pipelines. Extensive in-house capabilities include: Roads, bridges & development infrastructure. Foundations. River, canal and watercourse improvements. Site investigation. Specialist drilling and grouting. Mini-piling. Reinforced concrete structures. Machine bases, press pits and basements. Contaminated land remediation. Mine workings. Mine shaft stabilisation. Soil nailing. We also provide a range of services in the Renewable Energy sector. Ground source heating boreholes and installations. Coal bed methane extraction. Wind farm infrastructure and foundations. Forkers Civil Engineering have provided sewerage and main drainage services to Severn Trent Water for over 35 years.

    Networks - Sewerage
    Accreditations
    FP McCann Ltd logo

    FP McCann Ltd

    United Kingdom

    With sixteen divisions and twelve manufacturing plants, FP McCann is the UK’s largest precast concrete manufacture. They provide an extensive range of precast concrete solutions, including drainage, tanks, tunnels and shafts, rail, power and infrastructure, filter bed systems, walling, fencing, agricultural, architectural and structural building solutions, flooring, dock leveller pits and specialist precast products. McCann will customise their solutions to ensure they create maximum value for your project, accommodating your site conditions, design requirements and construction needs. The quality and reliability of McCann’s products and services are the foundation of their success. They are constantly developing and improving their solutions, whilst striving to exceed their customers’ expectations. McCann’s extensive range of precast drainage products include pipes, wide wall/manhole chambers/soakways, cover slabs, gullies, headwalls, box culverts, fall arrest systems, house inspection chambers, catchpits, flow control and valve chambers, hydrodynamic separators, rain harvesting systems etc. They also provide bespoke multipurpose tank chambers and panel systems. The geographical spread of their twelve modern precast manufacturing plants, coupled with their ability to deliver to their clients’ specifications on major projects across the UK and Ireland, has established McCann as a valuable and reliable partner. At McCann, they promise to build strong, sustainable relationships with their stakeholders. By implementing their corporate values, they aim to deliver on this guarantee through their products, services, communications and, above all, the behaviour of their people. They recognise the importance of operating with integrity and apply high standards of corporate governance in the conduct of their business.

    Precast Concrete
    Galliford Try logo

    Galliford Try

    United Kingdom

    Galliford Try is a leading UK construction business employing over 4,000 people across the country. We are a people-orientated, progressive business, driven by our values to deliver lasting change for our stakeholders and the communities we work in. We are passionate about our role in providing vital buildings and infrastructure across the country, committed to the idea that what we do makes a real difference to people’s lives. Our purpose, vision and values shape our culture, proactively guiding our day-to-day activities and keeping us focused on what’s important to us. We take our role in society seriously, working to improve the UK’s built environment and delivering lasting change for the communities we work in. Our purpose is to improve people’s lives through building the facilities and infrastructure that communities need, providing opportunities for our people to learn, grow and progress, working with our supply chain to promote the very best working practice and caring for the environment in which we work. We do this by holding true to our values, delivering excellence for our clients and the community, being passionate about our role in providing vital services, putting integrity at the heart of our business by doing the right thing, and collaborating with our clients, supply chain and stakeholders to deliver lasting change and long-term value. Galliford Try is unrivalled in the water sector, with 95% of our work delivered through long-term collaborative arrangements. As our clients look to invest in an ageing asset base, we are well positioned to serve their needs across capital delivery and maintenance, and asset optimisation. Coupled with our approach to digitalisation, carbon reduction and innovation, our adoption of off-site build Design for Manufacture and Assembly is increasingly supporting our clients to achieve their objectives of net zero carbon, lower cost and shorter programme duration. We work on both frameworks and standalone projects, collaborating with our partners to ensure we offer a multi-disciplined approach that can deal with the significant challenges and complexity of outcome-based solutions in the sector. At Galliford Try, we’re proud to support the water sector with sustainable, innovative solutions that create lasting value for communities and the environment. #WaterSector #GallifordTry #Sustainability #Collaboration

    Networks - Water Supply
    Contractors
    Gearing Recruitment Solutions (GRS Ltd) logo

    Gearing Recruitment Solutions (GRS Ltd)

    United Kingdom

    Gearing Recruitment Solutions (GRS Ltd) is a leading technical recruitment agency with over 20 years of experience in the industry. Our team of experts specialises in providing white-collar permanent and freelance recruitment solutions for construction and water industries. We have supported large tier one M&E contractors through to local regional-based businesses in construction, ensuring that the companies we partner with share similar values and principles to us. This ensures that the candidates we place have the best opportunity to progress and develop in their careers. In the water industry, we have extensive experience in MEICA engineering for large industrial contracts and have recruited for top Tier 1 civils and infrastructure companies within construction, maintenance, and consultancy engineering. We have also partnered with large and regional MEICA contractors to provide recruitment solutions for AMP frameworks across the UK, including Thames Water, Southern Water, Severn Trent, United Utilities, and Scottish Water. Our recruitment services include positions such as: M&E Construction: Senior Appointments/Directors M&E Operations Manager Mechanical Project or Contracts Managers Electrical Project or Contracts Managers M&E Estimators, M&E Quantity Surveyors M&E Supervisors M&E Managers for main contractors Water: Directors Framework Managers Proposal Managers/Estimators, MEICA Managers MEICA Project Engineers Mechanical Supervisors Electrical Supervisors Quantity Surveyors Design Engineers/CAD Commissioning Engineers Process Engineers Health & Safety Sub Agents Civil Engineers At GRS, we pride ourselves on our honesty, true partnership, passion for our sector, and a continuous ambition to improve our technical knowledge. This allows us to perfectly position ourselves to cover all of your recruitment needs.

    Recruitment
    GEDA Construction logo

    GEDA Construction

    United Kingdom

    GEDA Construction is a leading Building and Civil Engineering Company. Our technical expertise coupled with a committed personal approach has contributed to our continued success in the delivery of high quality projects. Since the 1970’s GEDA has been providing a comprehensive building and civil engineering services offering construction excellence to private and public sector clients across the UK and Ireland. We specialise in water and wastewater infrastructure including reservoirs, water and wastewater treatment works, shafts, tunnels and pipelines as well as educational, residential, community and industrial markets. With expertise across a wide variety of disciplines, we provide our clients with innovative and imaginative solutions that meet their needs in a safe, sustainable and cost-effective way.

    Networks - Sewerage
    Asset Maintenance & Rehabilitation
    Glanua Group logo

    Glanua Group

    United Kingdom

    Glanua is an industry leader in providing innovative and sustainable engineering solutions to design, build and operate critical water and wastewater infrastructure across Ireland and the UK. Glanua is passionate about solving today’s environmental challenges and delivering a decarbonised and sustainable world. At Glanua, we design, build, operate, and maintain innovative water and wastewater solutions that protect the environment and support the people who depend on them. Sustainability is at our core — it’s why we innovate, how we work and the future we’re building. We’re reimagining how the world treats water, using cutting-edge technology, smart design and fresh thinking to deliver cleaner, greener results for both industry and the public sector. With global ambitions and a track record of turning ideas into reality, we’re on an exciting journey of growth and impact. Glanua are a partner to major water utilities in Ireland and the UK, including Uisce Éireann (formally Irish Water), Thames Water, Yorkshire Water, Affinity Water and Northern Ireland Water. In the industrial sector, their clients include prominent names such as ABP, Glanbia, Kerry Group, and other key players in the food and beverage, pharmaceutical, and distillery industries. Core Values Glanua lives by our core values, including Safety and Well-being, Innovation, Integrity, Collaboration, Courage, Agility, Accountability, Diversity, and Inclusion. These values guide our actions and decisions, ensuring that we uphold the highest standards in everything we do. Our talented team comprises over 500 professionals across Ireland and the UK. Our UK office is headquartered in Hertfordshire and we also have offices in Reading, Sheffield, Northern Ireland, Galway and a manufacturing facility in Navan, Co Meath. Sustainability At Glanua, we understand the vital role we play in ensuring the delivery of safe and high-quality drinking water, as well as the proper treatment of wastewater before it is discharged into the environment. Committed to building today without compromising the environment for future generations, sustainability lies at the core of what we do. To strengthen our commitment, we have partnered with Earthshine, a leading sustainability consultant to develop our sustainability strategy that aligns with our values and ensures that every engineering solution we deliver contributes to a greener and more sustainable world. Future growth Glanua is on a growth trajectory, with ambitious plans to reach €400 million in the next five years. As we continue to expand our capabilities and service offerings, we remain committed to being at the forefront of sustainable engineering solutions, driving positive change in the water and wastewater infrastructure landscape in Ireland, UK, and internationally. Our growth is evident in the recent expansion of our team by over 150 people in 2023, bringing our total workforce to over 500 people. In 2024, we acquired O&M specialist company, Aqua Operations and in 2025, we acquired Anaerobic Digestion specialist company, Marches Biogas building a complete solutions provider in Water, Wastewater and Bioresources.

    Networks - Water Supply
    Contractors

    Water Infrastructure Services: Pipeline Inspection, Rehabilitation, and Asset Maintenance

    Water infrastructure services cover the inspection, maintenance, repair, and rehabilitation of the physical assets that form water supply and wastewater networks: pipelines, sewers, pumping stations, service reservoirs, and treatment works. Pipeline inspection: CCTV sewer inspection (self-propelled crawler, 100 to 1,800 mm diameter; WRc SRM 5 grading system for defect severity; deliverable is video file plus coded defect schedule; used for pre-design condition assessment, post-construction acceptance testing, and regulatory compliance under EA Water Environment (Water Framework Directive) (England and Wales) Regulations 2017); acoustic leak detection for water mains (correlation leak detection: two sensors placed on pipe either side of suspected leak; cross-correlation of acoustic signal identifies leak position to 1 to 3 m accuracy; leak noise logger surveys: overnight (1 to 4 am) when demand is low and leak noise signal-to-noise ratio is highest); SmartBall (Pure Technologies / Xylem): free-swimming acoustic sensor propelled by flow through large-diameter mains (150 to 2,000 mm); detects pitting and wall loss from acoustic signature; useful for large trunk mains where stopping flow is costly. Pressure management: pressure reducing valves (PRV) reduce distribution network pressure to minimum required to supply highest customer; every 1 metre of excess pressure causes approximately 0.5 to 1.0 L/property/day additional background leakage (pressure-leakage relationship per WRc Leakage Pressure Management Guide); advanced PRVs (Bermad, Cla-Val, Singer) with flow-modulated control respond to diurnal demand variation (higher pressure at night when customer demand is low and mains pressure rises).

    Pipeline rehabilitation: water mains rehabilitation avoids full excavation and replacement, reducing cost (50 to 70 percent saving vs open-cut replacement), disruption, and environmental impact. Key techniques: (1) Cement mortar lining (CML): in-situ application of cement mortar to internal surface of metallic mains (100 to 600 mm diameter); rotating head sprays mortar at 6 to 15 mm thickness; restores hydraulic performance (C-factor from 80 to 130 to 140 after lining); provides barrier between water and corroded iron (reduces leaching of iron, lead, and organics); BS EN 542 specification for CML; typically combined with external cathodic protection for wrapping protection; production rate 200 to 500 m/day; (2) Sliplining: insertion of smaller bore PE pipe inside existing deteriorated main; annular space grouted; hydraulic capacity reduced by diameter reduction (30 to 50 mm reduction for 100 mm DR9 PE pipe insertion into 150 mm cast iron); suitable for large-diameter (greater than 300 mm) moderately deteriorated pipes; (3) Cured in place pipe (CIPP) lining for sewers: felt liner saturated with thermosetting resin (polyester or vinyl ester) inserted by inversion or pulling; cured by UV, hot water, or steam; liner thickness 4 to 25 mm depending on pipe condition and structural requirement; BS EN ISO 11296-4; production rate 100 to 300 m/day; cost GBP 100 to 500/m. Sewer renovation: sewer structural rehabilitation is selected by condition assessment (WRc SRM Grade 4 to 5); choice between full replacement (open cut; cost GBP 800 to 3,000/m in urban areas), CIPP lining, or spray lining (glass-fibre reinforced mortar spray; typically 8 to 12 mm; BS EN ISO 11296-4 Part 3).

    Pumping station and treatment works maintenance: water infrastructure services include planned preventive maintenance (PPM) and reactive maintenance for pumping stations (UK water industry operates approximately 100,000 pumping stations), water treatment works, and STWs. Pump maintenance: vibration monitoring (accelerometer sensors on pump bearings; ISO 10816-3 vibration severity zones; Zone A: good condition; Zone D: damage occurring); thermographic surveys (thermal imaging camera; detects overheating bearings, motor windings, and electrical switchgear at temperature rise greater than 20 degrees C above ambient); pump performance testing (flow vs head characteristic curve measured in-situ with clamp-on ultrasonic flow meter and pressure gauges; compare with pump manufacturer curve to identify wear and efficiency loss; replace impeller or full pump when efficiency drops below 70 percent of design). Control system maintenance: PLC and SCADA system maintenance (Siemens, Allen-Bradley, Schneider platforms; SCADA server updates, cybersecurity patching (IEC 62443), UPS battery replacement every 3 to 5 years); HMI calibration; 4 to 20 mA instrument loop calibration (multimeter, hand-held HART communicator). Service contracts: water companies procure maintenance services through long-term framework agreements (10 to 15 year O&M contracts); providers: Veolia, SUEZ, AECOM, MWH Treatment, Jacobs, Doosan Enpure; contract KPIs: availability (greater than 99.5 percent for pumping stations); energy efficiency (kWh/m3 pumped); emergency response time (4 hours for critical pumping stations).

    Frequently Asked Questions

    What is sewer CCTV inspection and what does it show?

    Sewer CCTV inspection uses remote-controlled cameras inserted into sewer pipes to record internal condition, identify defects, and produce a coded condition assessment. Equipment: self-propelled crawler (for 150 to 600 mm diameter sewers) or larger tracked vehicles (600 to 1,800 mm); pan-tilt-zoom (PTZ) camera head; continuous recording to onboard DVR or surface unit; crawler launched from manhole; operated via surface control unit with live video feed and cable reel. Survey deliverable: video file (MP4) plus coded defect schedule using WRc SRM (Sewerage Rehabilitation Manual) coding system (UK standard) or Wincan/PACP (Pipeline Assessment Certification Program, North America); defect types recorded: structural defects (cracks: longitudinal L, transverse T, circumferential C; deformation; fracture; collapse; open or displaced joints; displaced pipe; root intrusion; running water ingress); service defects (displaced connections, open joints); ancillary defects (debris, siltation, deposits). Condition grade: WRc SRM grades: Grade 1 (serviceability defect only, no structural concern); Grade 2 (minor structural defect); Grade 3 (moderate, action required within 2 to 5 years); Grade 4 (significant, action within 1 to 2 years); Grade 5 (critical, immediate action required). Uses in water industry: pre-design survey for rehabilitation or replacement schemes (identifies extent of deterioration for cost estimate); post-construction survey (verifies installation quality for sewer adoption under Section 38 or Section 104 of Water Industry Act 1991); regulatory compliance (EA may require CCTV survey as part of sewer condition reporting under Environmental Permit or WINEP); leakage investigation (identifies cracked pipes or open joints allowing infiltration of groundwater into sewers).

    How is acoustic leak detection used on water mains?

    Acoustic leak detection exploits the fact that a pressurised pipe leak generates a broadband acoustic noise (hissing, turbulence) that propagates along the pipe wall as a stress wave. Methods: (1) Correlation leak detection (active method): two acoustic sensors clamped to pipe fittings (hydrants, valves, standpipes) on either side of a suspected leak; sensors record acoustic signals simultaneously over 2 to 5 minutes (sampling rate 5,000 to 25,000 Hz); cross-correlation algorithm applied to the two time-series signals; the time delay (tau) at maximum correlation locates the leak: distance from sensor 1 = (d - tau x v) / 2, where d = pipe length between sensors, v = acoustic propagation velocity (dependent on pipe material and diameter: PVC 300 to 400 m/s; cast iron 800 to 1,200 m/s; steel 1,000 to 1,500 m/s; PE 250 to 350 m/s); typical positioning accuracy 0.5 to 3 m; equipment: Gutermann Correlux, Sewerin Aquaphon, Primayer Enigma; (2) Leak noise logging (passive screening): battery-powered acoustic loggers (Primayer Permalog+, Gutermann Zonescan, SebaKMT HL800) installed on hydrants or valves throughout a district metered area; loggers record acoustic noise level every 15 to 30 minutes through the night (1 to 4 am when demand is lowest and leak noise is most clearly audible); data uploaded wirelessly (GSM/LoRa); loggers with elevated noise flagged for correlation survey follow-up; area covered: 100 to 500 m per logger depending on pipe material and soil type (clay soil and metallic pipes: up to 500 m; plastic pipes: 100 to 200 m); system-wide screening of DMA possible within 2 to 3 nights. SmartBall and PipeDiver: free-swimming sensors propelled by flow through large-diameter mains (greater than 200 mm); cover 5 to 30 km per run; detects leaks, cracks, and wall loss; used for uninspectable trunk mains where access is limited.

    What does a water infrastructure maintenance contract typically include?

    A long-term water infrastructure operations and maintenance (O&M) contract for pumping stations, treatment works, or distribution networks typically covers: Scope of services: planned preventive maintenance (PPM) of all mechanical, electrical, and I&C assets (pump overhaul schedule: impeller inspection every 5,000 hours; motor winding insulation test annually; gearbox oil change per manufacturer schedule; valve exercising programme: all isolation valves exercised quarterly; PRV calibration annually; all 4 to 20 mA instrumentation calibrated annually); reactive (corrective) maintenance (response to alarms and failures; emergency response time: Level 1 critical (no supply): 2 hours response; Level 2 serious: 4 hours; Level 3 routine: 24 hours; repair to restoration: 95 percent within 8 hours for Level 1); statutory compliance (EA Environmental Permit compliance reporting; EA Pollution Incident Prevention; DWI monitoring returns for treatment works; HSE PSSR pressure vessel inspections; COSHH assessment for chemical handling); operational monitoring (SCADA trending; energy use monitoring; KPI reporting). Contract KPIs: pumping station availability (target greater than 99.5 percent); first-time fix rate (percentage of reactive callouts resolved on first visit; target greater than 80 percent); preventive maintenance compliance (percentage of PPM tasks completed on schedule; target greater than 95 percent); environmental incidents (target zero Category 2+ pollution incidents per year); energy consumption (kWh/m3 pumped; target within 5 percent of baseline); customer serviceability (DG2 low pressure; DG3 supply interruptions). Contract form: typically NEC4 Term Service Contract (Option E or F); performance-incentivised with KPI bonus/penalty mechanism; term 5 to 15 years; mobilisation period 3 to 6 months.

    How are leaking water mains found and repaired?

    Leaking water main detection and repair: Detection: step-test methodology defines DMA (District Metered Area) leakage: overnight minimum flow (OMF) measured at DMA inlet meter between 2 and 4 am (when customer demand is lowest); OMF minus estimated legitimate night use (LNU, approximately 6 to 8 L/property/hour) gives minimum night flow (MNF) representing background leakage plus active bursts; if MNF exceeds leakage target, active leak detection survey deployed. Active leak detection: acoustic logger survey screens DMA for elevated noise (2 to 3 night survey); correlation survey on flagged pipes narrows location to within 1 to 3 m; road surface sounding (listening stick or ground microphone - Sewerin ground microphone, SebaKMT HL800P) confirms leak position to within 0.3 to 1 m for excavation. Repair: small leaks on 100 to 150 mm mains: single repair clamp (repair collar, stainless steel or ductile iron; Romac, Viking Johnson, Mueller brands; tightened over leak; 15 to 45 minutes repair time with flow maintained); main isolation and full joint or section replacement if clamp not suitable (stop-tap isolation of 200 m section; replacement of defective section in PE or ductile iron; reconnection with mechanical couplings: Victaulic or Viking Johnson coupling). Service pipe (15 to 25 mm lead or copper): complete replacement from main to boundary stop-tap using 32 mm MDPE (blue) with compression fittings; lead service pipe replacement programme required under Lead and Nickel Regulations 2020 (all UK lead service pipes to be replaced by 2035; approximately 1.5 million remaining; cost GBP 2,000 to 5,000 per property). Reinstatement: highways reinstatement to New Roads and Street Works Act (NRSWA) 1991 and HAUC (UK) Specification for Reinstatement of Openings in Highways; permanent reinstatement within 6 months of excavation; core samples may be taken by highway authority to verify reinstatement quality.

    Case Study·Water distribution network management
    Challenge

    A water company in the South East managing a 3,400 km distribution network had annual leakage of 68 L/property/day against an Ofwat target of 48 L/property/day, with GBP 4.2 million per year in ODI penalties accruing. Acoustic logger coverage was under 30 percent of the network and the company had no predictive pipe failure model to prioritise its DN100 to DN150 Victorian cast iron mains replacement programme.

    Approach

    The company deployed 3,200 Gutermann Zonescan 820 acoustic loggers across all 1,840 DMAs over 18 months, achieving 88 percent network coverage. A random forest pipe failure model was built using 12 years of burst history, pipe material, age, soil type, and pressure data, generating a probability-of-failure score for each of 47,000 pipe segments. The top 8 percent of high-risk segments (3,760 pipes, 280 km) were prioritised for replacement using 110 mm HDPE SDR11, combined with advanced PRV installations in 24 pressure zones to reduce average zone pressure from 58 m to 46 m.

    Outcome

    Leakage fell from 68 to 49 L/property/day over 3 years, within the Ofwat target band. ODI penalties ceased and an Ofwat reward of GBP 1.8 million was earned in year 4 for sustained outperformance. Mains burst rate fell from 312 per 1,000 km per year to 187 per 1,000 km per year. The predictive model demonstrated 71 percent accuracy in identifying pipes that burst within a 3-year prediction window on the hold-out validation dataset.

    Questions to Ask Shortlisted Providers

    1. 1

      What is the current acoustic logger coverage across your DMA network, and do you have real-time minimum night flow visibility for all DMAs?

      Ofwat expects water companies to have comprehensive leak detection capability; coverage below 70 percent of network length means that large sections cannot be screened passively and active detection surveys must be deployed reactively after burst events, which is significantly less cost-effective than proactive logger-based screening.

    2. 2

      Do you have a condition-graded asset register for all mains above DN100, and has a probability-of-failure model been applied to prioritise replacement?

      Risk-based prioritisation (using pipe age, material, soil conditions, burst history, and CoF scoring) is now expected by Ofwat as evidence that AMP8 mains renewal totex is efficiently targeted; companies without a quantitative prioritisation model are exposed to disallowance risk at price review.

    3. 3

      What is the current operational pressure in each of your pressure zones, and have advanced PRVs been assessed against the cost of leakage reduction?

      Pressure management is typically the lowest-cost leakage intervention (GBP 0.01 to 0.05 per litre per day reduced, versus GBP 0.20 to 0.80/L/day for active leak repair); if zone pressures significantly exceed the minimum required, PRV optimisation should precede expensive mains rehabilitation.

    4. 4

      For sewer inspection, which grading standard does your CCTV contractor use and is the survey data transferred to your GIS in a compatible format?

      WRc SRM 5th Edition is the UK standard but some contractors still code to older versions; data delivered in Wincan or PACP format that cannot be automatically imported to the client's ESRI ArcGIS or Maximo system significantly increases post-survey processing cost and delays priority scoring.

    5. 5

      How does your O&M contract handle emergency response for Category 2+ EA pollution incidents caused by sewer collapse, and is the response time obligation formally defined?

      EA Category 2 pollution incidents carry Ofwat ODI penalty exposure and reputational risk; contracts that specify response time obligations for sewer structural failure events (typically 4-hour response, 24-hour containment) with associated liquidated damages create the right contractor incentive to maintain sewer condition proactively.

    What Drives Cost in This Category

    Acoustic logger procurement model (purchase versus subscription)

    Purchasing 1,000 acoustic leak noise loggers outright costs GBP 700,000 to 1,100,000 (GBP 700 to 1,100 per unit for Gutermann Zonescan, Primayer Permalog+); a subscription or managed service model (GBP 80 to 120 per logger per year including software, data management, and survey support) converts the capex to opex and avoids large upfront investment, but over a 10-year period costs 10 to 20 percent more in total expenditure than outright purchase.

    Sewer CCTV inspection mobilisation and programme continuity

    Mobilising a CCTV crew (van-mounted system, operator and assistant) costs GBP 500 to 800 per day in standing costs regardless of footage collected; inefficient programming (short individual jobs, long travel distances between inspection sites) reduces productivity to 100 to 200 m per day versus an efficient programme achieving 400 to 600 m per day; annual inspection programmes for 5,000 km networks should be block-tendered for 3 to 5-year terms to achieve crew continuity and productivity gains.

    Reactive versus planned maintenance cost ratio

    Reactive (emergency) repairs to sewer collapses or main bursts cost 3 to 6 times more than planned maintenance of the same asset (emergency out-of-hours mobilisation, traffic management on short notice, premium material cost, unplanned reinstatement); a reactive maintenance ratio above 40 percent of total maintenance spend is a red flag indicating insufficient proactive condition monitoring and planned maintenance budget.

    Lead service pipe replacement programme unit cost

    Lead service pipe replacement costs GBP 2,000 to 5,000 per property (depending on excavation depth, footway condition, and presence of shared supply pipes); the national programme of approximately 1.5 million remaining lead pipes has a total cost of GBP 3 to 7 billion; economies are achieved by combining lead pipe replacement with planned roadworks (Section 58 protected street avoidance) and coordinating with highway authorities on planned resurfacing programmes to reduce reinstatement cost.

    Key Regulations & Standards

    Water Supply (Water Fittings) Regulations 1999 (WSFR 1999) and WRAS Approval

    All pipes, fittings, and components used in mains repair or rehabilitation must comply with WSFR 1999 (Regulation 4: no deterioration of water quality; Regulation 5: no undue consumption or misuse); WRAS-approved materials are required for drinking water contact applications; WRAS Approved Products List is the reference for compliance.

    Lead and Nickel Regulations 2020 (UK Retained EU Law) and DWI Lead Standard

    The lead parametric value in the Water Supply (Water Quality) Regulations 2016 is 10 ug/L at the consumer tap; the Lead and Nickel Regulations 2020 require all remaining lead service pipes to be replaced by 2035; water companies must report progress on lead pipe replacement to DWI annually; AMP8 includes GBP 2 to 4 billion of capital allowance for lead pipe replacement across the sector.

    WRc Sewerage Rehabilitation Manual (SRM) 5th Edition - Sewer Condition Grading

    The WRc SRM 5th Edition is the UK industry reference for sewer CCTV survey coding and condition grading (Grade 1 to 5); all sewer inspection data submitted to the EA or used in EA Environmental Permit compliance must be coded to WRc SRM; Grade 4 and 5 defects require remedial action within 1 to 2 years; EA requires evidence of systematic sewer condition assessment as part of WINEP obligations at large STWs.

    BS EN ISO 11296-4 (CIPP Lining of Sewers) and BS EN 13566 (Plastic Pipe Systems)

    CIPP lining of gravity sewers must comply with BS EN ISO 11296-4:2018 (structural design, material properties, installation, and testing of CIPP liners for gravity sewers); structural design must demonstrate that the liner can sustain external groundwater pressure and live loads without deformation; liner thickness calculation per Appendix A of BS EN ISO 11296-4; post-installation CCTV survey required to verify installation quality before acceptance.