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Principal Members Profiles

A & J Waste Services Ltd are a dynamic, forwarding-thinking company specialising in material management for the Construction, Development and Utility sectors across the UK. With decades of industry knowledge, our highly experienced management team ensure an expert consultancy service is provided to all of our clients. Professional services we provide include soil waste management, CL:AIRE applications, waste classification, earthworks projects and aggregate supply to a national client base. A & J Waste Services Ltd are proud to be members of CL:AIRE and we share in their commitment to sustainable land reuse and development.
Applying our deep market sector insights and collective design, consultancy, engineering, project and management services, we work in partnership with our clients to create exceptional and sustainable outcomes throughout the lifecycle of their natural and built assets.
Ashwood Homes is based in the heart of Lincolnshire and over the past 25 years we have built up an enviable reputation in the residential property market. We build a range of properties from two bed starter homes through to five bed executive homes – so there’s something to suit all. Our mission is to provide a one-stop shop for those looking to buy a new home – from the moment you reserve your house right through to legal completion and beyond. We have a well-trained, experienced sales team to help you every step of the way.
Addressing our industrial legacy, AtkinsRéalis Environmental Practice protects and transforms our environment whilst enabling beneficial (re)use of land to unlock value, support net zero and meet society's needs now and in the future. Using our blend of digital science and engineering expertise, including geological, hydrogeological, contaminated land, waste management, sustainable soil management and broad environmental skills, we maintain an award-winning reputation for adaptive, applied and integrated mitigation and support our clients make informed decisions in a complex and fast-paced world. We turn constraints into opportunity, influencing design and minimising engineering requirements while embedding innovation and sustainability throughout the project lifecycle.
Berkeley Group builds homes and neighbourhoods across London, Birmingham and the South of England. Our passion and purpose is to build quality homes, strengthen communities and make a positive difference to people’s lives. We specialise in urban regeneration, working with local communities and councils to stitch left-behind places back into their local fabric. Our neighbourhoods are uniquely designed and built with great care and attention to detail. Each place combines the amenities people love and need, with beautifully crafted private and affordable homes. Berkeley Group includes Berkeley, St Edward, St George, St James, St Joseph and St William.
Bristol & Avon Group, is an established, family owned company providing transport services, development platforms, remediation options, aggregate supply and bulk earthworks solutions to a broad range of clients in the South-West region for over 30 years. We are the leading material haulier in our area and move in excess of 400,000 m3 annually. With a proven track record we continue to grow and develop, making significant investments in our staff, operational facilities, fleet and plant ensuring our capability to evolve whilst meeting the operational needs and environmental responsibility of our clients and stakeholders alike.
Cognition Land and Water is a leading specialist remediation and ground engineering contractor in the UK. We have an extensive portfolio of completed projects across many sectors including Residential, Commercial, Industrial, Infrastructure and specialist sectors such as Nuclear. We specialise in delivering solutions to ground-based risks on challenging and complex sites. We work directly with developer clients or through government bodies, Tier 1 contractors or designers. Cognition has an outstanding track record of delivering projects on time and on budget. Sustainability is a core value and as a Carbon Neutral Company, we regularly use innovative technologies.
Earth Exchange UK Limited is the privately owned company behind the cutting-edge platform designed to assist UK developers and contractors with the sustainable reuse of construction materials. Working in line with UK guidelines, the handy map-based platform shows the geographical distribution of members' construction sites and activity across the UK. The platform's data enables members to proactively plan the sourcing and removal of recycled construction materials locally. Significant savings can be made amongst members by making simple trades to avoid costly landfilling or overpayment of materials already potentially available as surplus or locally.
EKFB is a joint venture that brings together international, market leading expertise from four leading civil engineering and construction companies: Eiffage, Kier, Ferrovial Construction and BAM Nuttall. All four partners bring specialist expertise in the design, construction, operation, financing and maintenance of railway networks, including the construction of one of Europe’s latest high speed rail projects. EKFB has been appointed by HS2 to deliver civil engineering works across an 80km section of the new high speed rail link.
Environment Agency (EA) work to create better places for people and wildlife, and support sustainable development. EA is an executive non-departmental public body, sponsored by the Department for Environment, Food & Rural Affairs.
ERM is a leading global provider of environmental, health, safety, risk, social consulting and sustainability related services. We have over 140 offices in 39 countries employing more than 4,700 people. ERM is committed to providing a service that is consistent, professional and of the highest quality to create value for our clients. The key sectors we serve include Oil & Gas, Mining, Power, and Manufacturing, Chemical and Pharmaceutical. All face critical sustainability challenges and our clients in these and many other areas rely on our ability to assist them operate more sustainably which has a positive impact on our planet.
GRS Stone Supplies Ltd are a leading regional business, supplying construction aggregates, waste management and transport services across Southwest England and South Wales. GRS specialise in bulk earthwork and restoration projects, where soils are removed to create a range of reuses and development platforms. We offer bespoke ‘soil solutions’ services in partnership with soil testing specialists Classifi Soils and operate several Inert Landfills and Stones and Soils Treatment facilities in the area, to support our service offering. Our expertise and capabilities offer customers that peace of mind that their waste will be managed efficiently and sustainably, in full legal compliance.
Jackson Remediation is a Remediation and Enabling Contractor formed on the premise that clients should never have to choose between price and quality. Our professional team work collaboratively with the client to ensure optimal project outcomes, whilst retaining risk for unforeseen ground conditions. We focus on value creation and quality delivery, drawing upon technical expertise and profound understanding of construction. We are agile and focussed on how contamination issues can be overcome in the most robust yet cost effective manner throughout the project lifecycle. Good value does not have to mean quality is sacrificed.
Established in 2003, JJMac is a family owned and run business with over 20 years’ experience in Earthworks, Remediation and Ground Stabilisation. JJMac offers expertise and in-house capabilities to deliver a complete package for all Soil and Ground Remediation works. JJMac takes pride in always self-delivering every aspect of our projects. At JJMac, we invest heavily in our people with training and providing the best working environment where our staff and employees develop a sense of belonging and pride in what we all do as a business. JJMac is a very collaborative company and always go above and beyond to deliver for our clients. Experience has taught us that every project is totally unique and we work with our clients to explore every opportunity and solution to deliver a Cost Effective and High Quality project every time. JJMac see your ‘waste’ as a Resource that can be effectively treated to remain in-situ to provide a solid base for your projects to be built upon.
John F Hunt Regeneration - a trusted partner for brownfield enabling services. We are committed to increasing the value of and de-risking industrial legacy sites using innovative and sustainable techniques. Our real-world experience of demolition, dismantling, land remediation and water treatment provides unrivalled support. Our business has been built on experience, integrity and hard work. We can offer the highest level of service and expertise, while leading the industry in best practice and good governance. As part of the John F Hunt Group we have the financial stability to provide a completed works package no matter the size of the scheme.
National Grid has been a strong presence in the development of many leading industry initiatives over the last 20 years and is proud to have played a key role in establishing CL:AIRE as well as being an ever-present supporter of CL:AIRE since. The company owns hundreds of former gasworks sites and employs a respected professional team with a long-standing track record of delivering annual programmes of site assessment, remediation and gasholder demolition, as part of our strategy to bring surplus sites back to beneficial use including providing land for new housing. The Company also manages land contamination issues on operational land across the UK including on operational electricity transmission sub-stations.
Natural Resources Wales is the largest Welsh Government Sponsored Body - employing 1,900 staff across Wales with a budget of GBP 178 million. Natural Resources Wales' purpose is to pursue sustainable management of natural resources in all of its work. This means looking after air, land, water, wildlife, plants and soil to improve Wales' well-being, and provide a better future for everyone. Wales' natural resources provide our basic needs; the air we breathe, the water we drink, and the food we eat. They give us energy, prosperity and security; they protect us and make us healthier and our lives better. They also provide a home for some rare and beautiful wildlife and iconic landscapes we can enjoy and which boost the economy via tourism. By managing them and using them in a more joined up way, they can provide multiple benefits for people and nature, now and into the future.
In 2005 the Nuclear Decommissioning Authority (NDA) was established as a non-departmental public body (NDPB) under the Energy Act (2004) to ensure that the UK’s nuclear legacy sites are decommissioned and cleaned up safely, securely, cost-effectively and in ways that protect people and the environment.
Persimmon has been building quality homes across England, Wales and Scotland since 1972 and is one of the leading UK housebuilders with 30 offices and over 360 locations across the UK. The Group’s strategic objectives ensure that sustainability and best practice are a core part of the Group’s ongoing operations. We have a key role to play in minimising our environmental impact through our operations, our supply chain and the homes and communities we build, ultimately helping our customers to live more sustainably.
RSK Geosciences, now incorporating Leap Environmental, is the UK’s leading land contamination, geotechnical and geophysics consultancy and we have more than 300 professional staff based in over 20 offices UK-wide. With more than 30 years of experience in the design and implementation of site investigations and interpretative reporting, we help our clients to realise opportunities and manage the potential liabilities associated with the acquisition, ownership, operation, development and divestiture of land. We work in a wide range of sectors, including leading property developers and house-builders, utility providers, main contractors, local authorities and industrial sector clients. We have industry-leading expertise in specialist technical areas including land contamination risk assessment, geotechnical/ earthworks design and silt management, as well as embodied carbon assessment and climate change impacts for ground risk. We undertake expert witness and peer review services in these technical areas. Our work on projects and developing technical guidance has been recognised in several premier industry awards.
Shell Global Solutions provides technical services and licensed technologies. What sets us apart from some other licensors and consultants is the knowledge we have gained from our corporate heritage as the owner and operator of large, complex industrial process plants. Our technologies and business solutions reflect our many years of experience in designing, building and operating such facilities.
Simtec builds custom software using our knowledge of the environmental and construction industry. Our focus is to make DoW: CoP compliance easy with our materials management and verification software. We automate processes with an API-first approach, prioritising ease of use through user-led design. Our systems ensure seamless compliance with environmental regulations, offering unparalleled scalability and efficiency. Simtec uniquely integrates AGS data, allowing chemistry and geotechnical labs to automatically feed testing data into your custom system, triggering compliance checks and populating data points. We bring data to life, enabling informed decisions, enhancing operational excellence, and boosting project profitability.
SoilFlo is the leading earthworks software utilized by Canada’s largest projects and now launching in the UK. SoilFLO's platform eliminates paper tickets, streamlines back office procedures and ensures compliance throughout the entire earthworks process. Developers, contractors and environmental teams are all using SoilFLO to better manage their projects and operate efficiently. We provide full chain-of-custody tracking for each load, with license plate, site, volume, time and contact info saved to the digital ticket. Our solutions include live soil tracking data for clean and contaminated fill; instant report of hauling logs and subcontractor invoices; predictive hauling times for optimized field teams.
The Sirius Group is a leading design and build remediation solutions provider of multi-disciplinary services to industry, developers and contractors. Our experts continually advance our technologies, and our understanding and management of ground risk, giving you the confidence to build on. Sirius has an outstanding track record for the design and delivery of innovative, efficient, technically robust remedial solutions on a wide variety of challenging ground, contaminated land and brownfield sites. As well as remediation, Sirius can design and deliver a range of services, including site investigation, environmental impacts, geotechnical and geoenvironmental site assessments. Our capabilities also include in-house demolition, drilling and grouting, and civil engineering, ensuring we have the ability to provide a fully managed project package to enable the most challenging sites ready for development on programme and to budget. Sirius can also deploy its own state-of-the-art plant machinery ensuring the most effective and efficient production methods.
VertaseFLI is an established technically competent remediation contractor offering in-house designed and implemented remediation solutions for all types of contaminated land, brownfield sites, contaminated groundwater and ground gas. We offer all commercially viable remediation techniques for both soil and groundwater without the need to subcontract any remediation works. We offer remediation contracting to clients designs and also on a design and construct basis.
Willmott Dixon is proud to have a clear commitment with CLAIRE as a partner, given the efficient framework for our projects to follow for declaration of soil as a material and to show that, as contractors working with our partners, we are sensitive to the environmental risks and opportunities for soil and stone reuse on and between our sites, or across the sector. Willmott Dixon is a privately-owned construction and interior fit-out group. Founded in 1852, we are dedicated to leaving a positive legacy for our communities and their environments. We create value for customers, stakeholders and communities by working in a sustainable and responsible way to shape the built environment and make a positive impact to society’s well-being. We were delighted to receive a Queen’s Award for Enterprise: Sustainable Development in 2019.
WSP is one of the world's leading engineering professional services consulting firms. We are dedicated to our local communities and propelled by international brainpower. We are technical experts and strategic advisors including engineers, technicians, scientists, architects, planners, surveyors and environmental specialists, as well as other design, program and construction management professionals. With 7,000 talented people in the UK (including Mouchel Consulting) and 36,000 globally, we engineer projects that will help societies grow for lifetimes to come. WSP has been involved in many high profile UK projects including the Shard, Crossrail, Queen Elizabeth University Hospital, Manchester Metrolink, M1 Smart Motorway, the re-development of London Bridge Station, and the London Olympic & Paralympic Route Network. Our Ground Risk and Remediation Business excels in the delivery of both contaminated land consultancy and remediation contracting using its in house teams.