Water treatment solution providers, shortlisted.

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.

Kaymac Marine & Civil Engineering Ltd is a multi-award-winning specialist contractor with a proven track record in delivering complex water infrastructure projects across the UK.

STORTEC Engineering Limited operates within the UK and worldwide water, wastewater, industrial waste and renewable energy industries.

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.

Foshan City Sanjiaozhou Electrical Technology Co., Ltd. specializes in manufacturing advanced water filtration systems and membrane technologies, serving the construction, manufacturing, and utilities sectors in China and the broader Asia-Pacific region.

Gaffey Technical Services Ltd specializes in the manufacturing of in-situ chemical generation systems, providing industrial and commercial water treatment solutions across Europe. Their expertise lies in delivering advanced technology for water purification and management, catering to various industries including utilities and manufacturing.

Since 1991, SWAN has built high-precision analyzers that catch even the smallest changes in water quality—often before anyone notices a risk. What started as a small team driven by Swiss accuracy has become a trusted global standard in online monitoring.

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.

AVK UK is part of the globally renowned AVK Group who are based in over 100+ countries and has over 4,500+ employees worldwide. The AVK Group is privately owned by the founder Niels Aage Kjaer, and is named after his father Aage Valdemar Kjaer. As part of the AVK Group, we pride ourselves in being one of the leading valve manufacturers for the water, sewage, firefighting, and gas industries. Our product program comprises a large range of valves, hydrants, pipe fittings and accessories, each complying with the highest standards of safety and durability. Our focus is on the products designed and manufactured to the British Standards, however, the AVK Group today offers products in accordance with the most national and international standards. Our product portfolio also includes AVK Smart Water Management valves and sensors for real-time network information and status. We also offer Pressure Management solutions such as air valves, PRVs, and control valves, AVK Assist which enables GPS product location and, the market leading Donkin PUR range of gas valves. Our UK sales offices and manufacturing sites respond quickly to the needs of our customers and for fittings required on an express or emergency service we have a dedicated same day 24/7 helpline – 0800 202 8228. In addition, we cooperate with local and national distributor partners to offer our customers AVK products as part of multi-product packages. AVK UK is the sales division and has offices in Staveley, near Chesterfield, also known as the home of Bryan Donkin gas valves, and Northampton. AVK in the UK comprises of 7 companies and has over 500 employees. Find out more here: https://www.avkuk.co.uk/en-gb/solutions-and-information/about/avk-in-the-uk/avk-uk

Discover AquiSense's range of UV-C LED solutions for water, air, and surface treatment.

Zhejiang Lonsid Healthy Drinking Equipment Co., Ltd specializes in the manufacturing and export of water dispensers and coolers, catering to the needs of various industries by providing advanced water filtration and treatment solutions.

Lovibond® Water Testing - Tintometer GmbH is a leading manufacturer of water analysis instruments and test kits, specializing in color measurement and monitoring solutions. Based in Germany, the company serves a global market, providing essential tools for utilities, manufacturing, and waste management industries.

ZOUTMAN is a leading global producer of high-quality sea salt, shipping up to 450,000 tonnes annually to over 60 countries. Specializing in diverse applications, including food, water treatment, and de-icing, ZOUTMAN is recognized for its sustainable logistics and innovative salt solutions.

Zuoyun Longshan Activated Carbon Co., Ltd. specializes in the production and supply of activated carbon products for various filtration and purification applications, serving industries such as manufacturing, utilities, and waste management across China and the Asia-Pacific region.

CSE Co., Ltd. is a specialized manufacturer of diaphragm booster pumps, serving the manufacturing industry with high-quality water pumping solutions. Based in South Korea, the company focuses on delivering efficient and reliable equipment to meet diverse industrial needs across the Asia-Pacific region.

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.

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.

Althon Precast Headwalls and Water Management Althon Limited manufacture and distribute specialist water management products to the construction industry. We design and manufacture precast concrete headwalls to meet Sewers for Adoption and Severn Trent Guidelines. Our product range includes flap valves, penstocks and stop logs as well as trash screens and outfall safety grilles. Althon also manufacture precast concrete penstock chambers and offer a large range of commercial and industrial application drainage channels. Headwalls Althon manufacture the largest range of precast concrete headwalls in the UK for pipes, culverts and box culverts. Precast headwalls are an important part of most SUDS drainage schemes, preventing erosion at the point of discharge into watercourses such as attenuation ponds, detention basins, rivers, ditches and swales. Headwall accessories All models can be factory fitted with a range of accessories such as flap valves, penstocks, Kee Klamp® handrails as well as a selection of gratings and ladders and other flow control methods such as dissipation blocks and cascade panels. Althon Headwall Drainage Standards & Guidelines Designed to BS EN 1992-1-1 (EC2) standards Manufactured to BS EN 15258 & BS EN 13369 standards Severn Trent Water specifications for rectangular precast outfalls Anglian Water approved headwalls Angled ranges that meets the EA’s ‘Standard rules SR2015 No 27’ Selected ranges meet the Sewers for Adoption 7th Edition guidelines to be adopted by local Water Authorities & comply with the Water Industry Regulations 2011 CPD courses https://cpduk.co.uk/directory/profile/althon-limited

Addicott Electrics specialise in the manufacture, installation and maintenance of Generator sets (up to 2500kw) and their associated control systems. Based at Teignmouth in Devon, the Company has over 30 years experience in the Generator Industry working with Public Utilities, Local Authorities, Hospitals, Police and Fire Services etc . AEL work with the client to ensure the generators selected is best suited to meet client’s own specification. All generators are constructed ‘in house’ and are of robust construction – and designed for manual, automatic or synchronised operation adapted to suit client own requirements: AEL offers a complete ‘turnkey’ package – supply of equipment, mechanical and electrical installation, commissioning and testing. All work is undertaken by Addicott’s directly employed skilled electrical and mechanical engineering team. Addicott Electrics is a full member of AMPS – the Association of Manufacturers of Power Generator sets. AEL also offer full after sales support and maintenance, refurbishment of existing plant and the hire of temporary generators.

Ningbo Wanhong Technologies Co., Ltd. specializes in water treatment solutions, providing advanced filtration and purification systems for industrial and utility applications. With a focus on membrane technologies, the company serves the manufacturing and waste management sectors in China and the Asia-Pacific region.