Stormwater Oil-Water Separator Companies

Litree: Pioneering Ultrafiltration for a Water-Secure World Founded in 1992, Litree has dedicated 30+ years to redefining water purification through ultrafiltration (UF) membrane technology—our core expertise and passion立升（Litree）. As a global high-tech enterprise rooted in independent innovation, we’ve evolved from a membrane R&D startup to one of the world’s leading water problem solvers, with over 146 core patents and state-of-the-art manufacturing hubs in Haikou and Suzhou, China立升（Litree）. Our signature hollow fiber UF membranes are engineered to deliver unmatched performance: 0.01μm precision removes 99.99% of bacteria, viruses, and contaminants while preserving essential minerals—striking the perfect balance between purity and health立升（Litree）. This technology powers our diverse solutions, from residential whole-house systems to large-scale municipal projects and industrial wastewater treatment, all designed for sustainability and cost-efficiency. What truly sets us apart is our commitment to making safe water accessible. We’ve completed projects serving 50,000+ residents with centralized purification systems that cut construction costs and footprint by 50% compared to traditional setups—proof that advanced technology can also be affordable. Today, our solutions reach 60+ countries, supporting 3,000+ industrial clients and millions of households worldwide. At Litree, water isn’t just our business—it’s our mission. We believe every drop matters, and we’ll keep pushing boundaries to create a future where clean, safe water is a universal right, not a privilege

We are proud of being a world-class independent management, engineering and development consultancy. Being independent, wholly owned by our people, puts us in charge of our own journey and allows us to focus on what we believe is important for our clients, our colleagues and the communities we work and live in. We have more than 100 years’ experience in the water sector and are experts in every aspect of water development, with all the skills and commitment to deliver solutions that benefit every stakeholder.  We also established Mott MacDonald Bentley more than twenty years ago to deliver long-term programmes of work through a strategic focus, effective communication and flexibility in different models of working.  We are experts at building a trusted relationship with our clients. From investment planning to operational support, design to capacity building we work with private investors and listed companies, as well as national and local governments across the world in both developing and developed regions. As advisors, we think laterally and find the connections that others fail to make. We are pioneers with a thirst for innovation, who understand the challenges facing the water industry today, including biodiversity net gain, natural capital and ecosystem services, the practicalities of the journey to net zero, nature-based solutions and natural flood management and the need to consider everything from a fresh angle and turn obstacles into sustainable paths for both businesses and the lives they touch every day.

Established for over 20 years, the Siltbuster Limited provides rapidly deployable, “modular off the shelf” water treatment solutions to the construction, industrial and municipal markets, with a client base ranging from the world’s most recognisable multi-national corporations to small enterprises. Siltbuster provides a wide range of water and wastewater treatment equipment for the industrial and municipal markets, including: Packaged lamella dissolved air flotation (DAF) units. Lamella clarifiers. Packaged biological treatment systems. Oil/water separators. Pipe flocculators. Reaction tanks. Containerised dosing systems. In the UK, Siltbuster has pioneered the concept of offering this plant through our extensive hire fleet. Approximately 20 major contracts and circa 50 smaller projects are undertaken each year for a diverse range of clients, many of which are some of the UK’s best-known companies. In addition to the industrial/municipal sector, Siltbuster has undertaken a number of mine water treatment projects in many countries, for example, the UK, Ireland, Greece, France, USA, Canada, Australia and Slovakia. The Siltbuster team pride themselves in their ability to react rapidly and in compliance with the project constraints, delivering mobile or permanent solutions tailored to meet your individual needs.

Bioclear earth specializes in resolving complex environmental and soil issues. We provide sustainable solutions through research and the application of innovative environmental technology. Additionally, we support companies in the areas of knowledge development, process optimization, and sustainable business practices.

SAVE WATER, SAVE OUR PLANET! With climate change and a growing population, saving drinking water is more important than ever. 20% of our drinking water is used to flush the toilet, and therefore biocompact helps companies, governments and non-profit organisations to save drinking water in the sanitary room.

Geonius is a consultancy and engineering firm specializing in soil, water, and environment. Geonius conducts soil surveys, environmental supervision, and groundwater research for governmental bodies, construction companies, and industrial clients.

Established in 1870, AE Yates is a progressive civil engineering contractor with an enviable track record of successfully delivering technically demanding high quality works to the complete satisfaction of a wide variety of public and private customers. An Integrated Construction Company A E Yates has grown to be an integrated construction company with a turnover of £50m, employing over 170 managerial, professional, technical and operational staff. Our company headquarters, based in Bolton, are strategically located to serve and communicate with clients throughout the United Kingdom with immediate access to road, rail and air transport facilities. We also have an operating base in Sheffield. AE Yates Group The group companies add value for customers not just in their specialism. When working together they can offer an integrated service through resource sharing and joint management of activities. Operational interfaces are removed eliminating potential co-ordination, management and programming issues for customers. AE Yates Civil Engineering Ltd AE Yates Directional Drilling Combined Soil Stabilisation Side Grip Piling SPI Piling Tritech Ground Engineering AE Yates Haulage Equipment and Skills Investment in the development of highly skilled operational teams up to date equipment has reinforced and enhanced our capability in all areas of operations. We own and operate an extensive fleet of general civil engineering and specialist plant and equipment. Experienced and Dedicated We are a highly experienced and respected civil engineering contractor operating to an Integrated Management System which is fully accredited to IS 9001:2015, ISO14001:2015 and ISO45001:2018 by BSI. We are fully committed to meeting the required standards of quality, customer care, environmental awareness, safety, health, time and cost demanded by our clients. We are fully supportive of the UK industry’s drive towards Continuous Improvement, Best Value and Constructing Excellence.

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.

Hydro International, a CRH company,  provides advanced products, services and expertise to help municipal, industrial and construction customers to improve their water management processes, increase operational performance and reduce environmental impact. Hydro International can help water companies meet their AMP and environmental obligations, including the reduction of sewer overflows and the Water Industry National Environment Programme (WINEP). Hydro International provides total solutions for Inlet Works, Combined Sewer Overflows (CSOs), Stormwater Management, Flood Warning and Prevention, and Water Resource management, from design to supply and installation through to ongoing preventative maintenance, servicing and emergency repair.  These solutions include: Hydrometric data collection, monitoring analysis and reporting for river level, reservoir, network and weather. Continuous water quality monitoring for compliance with Section 82 of the Environment Act. Water resource analysis and consultancy. Stormwater management solutions, including options for Sustainable Drainage Systems. (SuDS) and Smart Maintenance. CSO event duration monitoring. CSO and storm tank treatment and screening. Passive flow controls for flood prevention schemes, SuDS, CSOs and WwTWs. Inlet works screening and grit removal solutions. Sludge screening. Dropping sewage or water safely from height. Hire, repair and maintenance of inlet works screens and screenings handling equipment

Salix River & Wetland Services are bioengineering technical specialists, involved in the supply, contract and design elements of river, wetland and coastal projects. Salix has extensive experience working within all river types across the UK, providing innovative vegetated, sustainable solutions for soil erosion and wetland creation. SUPPLY Our in-house product range specifically developed for erosion control and habitat creation includes Coir Rolls, Coir Pallets, Rock Rolls, Rock Mattresses, Rock Bags and the world’s highest performing range of Composite Turf Reinforcement Mats – VMax C350 & C500. We also provide hydraulically applied solutions such as TerrAffix. We have the largest native wildflower and wetland plant nursery in the UK. Salix are the only company to manufacture coir rolls and pallets within the UK, providing a massive reduction in carbon. Salix rock products allow natural sediment accretion and vegetation establishment, unlike harder solutions such as rock armour or gabions. CONTRACTING Salix’s contracting division undertake works for local authorities, public bodies, utility companies, main contractors & private clients, having been involved in a diverse range of projects across the UK. Salix has unrivalled specialist equipment for fluvial environment, including a Mackenzie ‘Muck’ Spider excavator. The Spider has four independent legs, with the ability to access logistically challenging of sites. Salix also has long reach excavators, floating pontoons, hydroseeders and truxor available for a diverse range of specialist fluvial and intertidal activities.

Steve Vick International (SVI) is dedicated to delivering cost-saving solutions for damaged, redundant or outdated underground pipework. Since its foundation in 1981, SVI has been at the forefront in developing products and techniques for the repair, renovation and decommissioning of pipes. Predominantly our work has been in the gas industry but increasingly we are undertaking projects in the water and nuclear sectors. We are the UK’s leading producer of Pipe Coil Trailers and offer a range of Pipe Handling equipment such as Handlers, Crackers and Cutters. Some of our latest innovations include the PE Pipe Cutter, the Pipe Feeder for Pre-Insulated coiled pipe, PE Live Head for Live Mains Insertion, the Perpetual Pipe Pusher, FBOS (Foambag Operation on Stubs) and SMARTester. WATER: For over 20 years water utilities and their contractors in the UK and overseas have used our pipe handling equipment to improve their efficiency and safety. Today our products include Pipe Handlers, Pipe Coil Trailers and Pipe Cutters as well as our patented DRAINBLOCK™ and RATBLOCK™ sealing systems. GAS: In the UK we are major suppliers to all the gas distribution networks. Many of the techniques we have pioneered have become the preferred methods of working in the industry and our resin foam sealant products and associated equipment are key to many of the cost-saving renovation processes used. NUCLEAR: SVI offer solutions to the problems associated with decommissioning and sealing disused pipework, ducts, sleeves and ventilation shafts. Our technology can also be designed for the mass filling of large and complex voids and is a lightweight alternative to cement grout. We have worked at Hinkley, Sellafield, Harwell, Chapelcross and Hunterston. CONTRACT SERVICES: A rapidly expanding part of our business is our Contract Service department who are well known for their work in the field of renewing and repairing underground gas pipes, for the UK Gas Distribution Networks. However, they are becoming increasingly involved in projects being undertaken by water utilities, electricity providers, rail networks, civil engineers, construction companies and local councils. This reflects the range of skills and expertise available to solve on-site problems associated with pipe repair, renovation, and diversion. Located strategically around the UK the highly skilled team can provide a fast response, emergency repairs and a rapid call out service which is offered 24 hours a day, 7 days a week. HIRE: We offer specialist plant and equipment for the Utilities Industries. Products available for hire include our Pipe Handlers, Perpetual Pipe Pusher, Pipe Coil Trailers, Rapid Rotary Cutters, Rapid Window Cutters, MACAW Pipe Crackers, CRACKERJACK and Mini Purge. All our hire equipment comes with onsite support from our highly experienced engineers and our products are fully maintained and serviced at our depots. All equipment is also available to purchase. SMARTester: SMARTester is the wireless pressure test system, that ensures absolute traceability and best practice. The system combines: SMARTester pressure sensor, an intuitive App and a Dashboard database of test evidence. Together the 3 components work to give you confidence that your tests are highly accurate, fully compliant and that evidence is traceable.