CL:AIRE is a UK charity committed to providing a valuable service for all those involved in sustainable land reuse.
We develop training resources, disseminate information and act as a credible resource for all stakeholders, ensuring we remain at the cutting-edge of best practice and innovation.

 

Improving efficiency & raising standards
Improving efficiency & raising standards
Definition of Waste Code of Practice (DoWCoP), National Quality Mark Scheme for Land Affected by Contamination (NQMS), Asbestos in Soil, SuRF...
Supporting our Members
Supporting our Members
Find out about the benefits of becoming a CL:AIRE Principal or Supporter Member:- Member discounts, Networking, Working Groups, ...
Sharing Knowledge & Developing People
Sharing Knowledge & Developing People
Water and Land Library ( WALL), Continuing Professional development through Training and workshops...
CL:AIRE Membership
CL:AIRE works with its Members to raise awareness and pursue shared objectives in land, water and environmental management by collecting strategic industry information and developing industry initiatives that improve efficiency and save money.
Gas Protection Verification Scheme (GPVS)
The GPVS seeks to raise standards in membrane inspection, verification and reporting and provide confidence that risks associated with ground gases have been adequately managed.
Definition of Waste Code of Practice
The Definition of Waste Code of Practice (DoWCoP) provides a clear, consistent and efficient process which enables the reuse of excavated materials on-site or their movement between sites.

Find out more...Register of materials...
Make a declaration...
NQMS for Land Contamination Management
The National Quality Mark Scheme for Land Contamination Management (NQMS) is developed by the National Brownfield Forum to provide visible identification of documents that have been checked for quality.

Our Sponsors

 

Operating from the UK and Germany, Cornelsen delivers innovative, robust and reliable systems, technologies and services for in-situ remediation and the treatment of groundwater across Europe. These include:

PFAS Treatment: Developed by Cornelsen and patented in Europe and the States, PerfluorAd is a truly cost-effective solution for PFAS contaminated groundwater.
Thermal Technologies: Together with our strategic technology partners we offer the widest range of thermal remediation technologies in Europe: Electrical Resistance Heating (ERH); Thermal Conductive Heating (ISTD/TCH); Steam injection and Steam/Air Sparging; STAR and STARx Slow Combustion.
Process Plant - Design and Build: The design & build of specialized & innovative process plants for remediation and water treatment.


Ecologia is a multi-disciplinary, specialist contaminated land company that provides advice and undertakes site investigation and remediation projects across the UK and Europe. We also have an established and excellent reputation for the implementation of a wide range of soil and groundwater remediation treatments.

Ecologia provides remediation design and sustainable remediation solutions to a wide number of customers from the public sector, property development and construction companies to the chemical and petrochemical industry. We also offer specialised support to insurance companies/loss adjusters dealing with environmental claims ranging from small-scale domestic spillages to major industrial incidents.


At Geostream UK, we design, build and deliver a bespoke, cost-effective remediation solution for every site. Our in-house specialists design and implement the appropriate combination of physical, chemical and/or biological techniques to meet client requirements, as well as delivering any associated earthworks and enabling works.

Working alongside our sister company – 50-year-old civil engineering expert, McAuliffe – we are the only UK company that can provide a complete remediation service entirely in-house. Services include: design and build remediation solutions, process equipment, chemical and biological technologies, stabilisation/solidification and physical remediation. We operate across the UK and internationally, with offices in Wolverhampton, Manchester, London, Dublin and Italy.


Geosyntec is a specialist environmental consulting firm and recognised thought leader in contaminated land and groundwater investigation, assessment and corrective action. We are at the leading edge of the design and development of innovative and sustainable remediation technologies to address complex environmental settings and difficult to treat contaminants.

We provide expert yet practical advice and solutions linked to understanding, managing and where possible eliminating residual environmental liability and unlocking value. Our stimulating, progressive, and friendly work environment enables us to recruit, retain, and develop the very best practitioners to deliver exceptional client service. 


John F Hunt Regeneration is an expert in land remediation, providing bespoke, cost effective, highly technical and scientifically advanced solutions to the development, civils, infrastructure and energy sectors.

Our specialist, technical support service integrates seamlessly with our contracting package on projects ranging from £50k to £75 million, whilst our advanced BIM capability with drone technologies ensures minimal environmental risks and certainty of outcome. We are leaders in accelerated bioremediation techniques, asbestos in soil remediation, and provide tailored water treatment options – our single source solution is enhanced with expertise from the wider John F Hunt Group for demolition, dismantling, asbestos consultancy and asbestos clearance.


Keltbray Group is a UK leading specialist business, which offers a range of self-delivered services. Our complementary divisional capabilities means we can offer clients stand-alone or fully integrated services, to meet the needs of diverse and complex projects. With a head office function of more than 25 highly qualified industry specialists we pride ourselves as industry leaders; with the technical capability to solve a range of soil and groundwater issues. It is our Mission is to safely and sustainably deliver pragmatic, robust and cost effective remediation solutions for our clients across a broad range of sectors throughout the UK.


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.


SPASF "Priroda" LLC is the leader in providing services to oil and gas industry in the Russian Federation related to the elimination of the consequences of accidental spills of oil and petroleum products, processing of oil and drilling sludge.

For 24 years, SPASF "Priroda" LLC has demonstrated a high level of professionalism in dealing with the consequences of accidental spills of oil and oil products and processing of oilfield wastes. SPASF Priroda LLC has highly qualified experienced personnel and high-tech, environmentally friendly equipment for processing of all types of oilfield wastes. 


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. 


Soilfix is a leading remediation solutions provider offering multi-disciplinary remediation services to industry, developers and main contractors. Our mission is to continually advance our understanding and management of risk in the ground.

Soilfix adopt a ‘brownfield first’ approach to development that can actually speed up the construction process by removing the barriers to construction on brownfield sites, whilst also protecting our environment. Since establishing the business in 2004, Soilfix has developed an outstanding track record for delivering innovative, technically robust remedial solutions on a wide variety of historical settings. This includes former gasworks, chemical works, landfill sites, shipyards and fuel storage facilities to name a few.


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.

 

  1. CL:AIRE is looking forward to seeing you at AquaConSoil

    CL:AIRE is looking forward to seeing you at AquaConSoil

     May 2025
    For those of you heading to AquaConSoil from June 16-20, we'd like to draw your attention to several sessions involving CL:AIRE and hope to see some of you in Liège.
  2. Have your say in the 2025 National Environmental Services Survey

    Have your say in the 2025 National Environmental Services Survey

     May 2025
    You’re invited to contribute your opinions and insights to the 2025 National Environmental Services Survey.
  3. Defra consults on improving the implementation of biodiversity net gain for minor, medium and brownfield development

    Defra consults on improving the implementation of biodiversity net gain for minor, medium and brownfield development

     May 2025
    Department for Environment, Food & Rural Affairs (Defra) is seeking views on improving the implementation of biodiversity net gain (BNG) for minor, medium and brownfield development. Further information is
  4. Defra consults on biodiversity net gain for nationally significant infrastructure projects

    Defra consults on biodiversity net gain for nationally significant infrastructure projects

     May 2025
    Department for Environment, Food & Rural Affairs (Defra) is seeking views on the implementation of biodiversity net gain (BNG) for nationally significant infrastructure projects (NSIPs). The government is introducing BNG...
  5. MHCLG announces simpler rules for smaller housebuilders

    MHCLG announces simpler rules for smaller housebuilders

     May 2025
    Ministry of Housing, Communities and Local Government (MHCLG) has announced simpler and more streamlined planning for smaller housebuilders. Further information is available here.
  6. Sustainathon 2025 launches a call for speakers

    Sustainathon 2025 launches a call for speakers

     May 2025
    Sustainathon 2025 has now been launched. This is a 17 hour global marathon dedicated to the Sustainable Development Goals (SDGs). This year, Sustainathon 2025 will dedicate an hour to each SDG.
  7. National Brownfield Forum April meeting notes published

    National Brownfield Forum April meeting notes published

     May 2025
    The National Brownfield Forum April 2025 meeting notes have now been published and are available to download here: April 2025 Meeting Notes Please share the link to the...
  8. Government launches consultation on reforming landfill tax

    Government launches consultation on reforming landfill tax

     May 2025
    The government has published a consultation on reform of Landfill Tax. The consultation seeks views on proposals aimed at supporting the government's ambition to transition to a more circular economy,...
  9. Next GPVS application window opens 1 June 2025

    Next GPVS application window opens 1 June 2025

     April 2025
    The next Gas Protection Verification Accreditation Scheme (GPVS) application window opens 1 June 2025 and closes 31 August 2025. The application window is open to Technician Grade and Specialist...
  10. Contamination and Land Remediation Expo (CLR Expo) 2025

    Contamination and Land Remediation Expo (CLR Expo) 2025

     April 2025
    The Contamination and Land Remediation Expo (CLR Expo) returns for 2025 (16-17 September, NEC, Birmingham) as the premier event for professionals across the geoenvironmental sectors. Whether you're a contractor, environmental...
  11. BSI proposes to revise guidance on investigations for ground gas (BS8576)

    BSI proposes to revise guidance on investigations for ground gas (BS8576)

     April 2025
    The British Standards Institution (BSI) proposes to revise BS8576 - Guidance on investigations for ground gas. Permanent gases and Volatile Organic Compounds (VOCs). A new work item proposal has been...
  12. EAC launches new inquiry to address the risks of PFAS within the UK's regulatory approach

    EAC launches new inquiry to address the risks of PFAS within the UK's regulatory approach

     April 2025
    The Environmental Audit Committee (EAC) has launched an inquiry looking at the risks of PFAS within the UK's regulatory approach. EAC requests written submissions by 5.00pm on 26 May 2025.
  13. EU Council reaches agreement on soil monitoring law

    EU Council reaches agreement on soil monitoring law

     April 2025
    The European Council has reached a provisional deal with the European Parliament on a directive establishing a framework for soil monitoring to improve resilience and manage the risks of contaminated...
  14. UK and Welsh Governments launch joint consultation to reform environmental permitting regulations

    UK and Welsh Governments launch joint consultation to reform environmental permitting regulations

     April 2025
    The UK and Welsh Governments have launched a joint consultation to reform Environmental Permitting Regulations 2016. The proposals relate to flood risk activities, waste operations, water discharge...
  15. Independent review of Defra's regulatory landscape published

    Independent review of Defra's regulatory landscape published

     April 2025
    The independent review carried out by Dan Corry on behalf of Department for Environment, Food & Rural Affairs (Defra), to review environmental regulations has been published. The review has identified major...
  16. Environment Agency publishes guidance on how to get environmental permitting support for major projects

    Environment Agency publishes guidance on how to get environmental permitting support for major projects

     April 2025
    The Environment Agency has published guidance on how to get extra support for projects in England that require a complex range of environmental permits and licences. Further information is
  17. Piling and Penetrative Ground Improvement Methods on Land Affected by Contamination: Guidance on Pollution Prevention

    Piling and Penetrative Ground Improvement Methods on Land Affected by Contamination: Guidance on Pollution Prevention

     March 2025
    In March 2025, CL:AIRE published a new guidance document Piling and Penetrative Ground Improvement Methods on Land Affected by Contamination: Guidance on Pollution Prevention. Download the file here (23MB) This report presents...
  18. CL:AIRE rolling out new membership process for new and renewing members

    CL:AIRE rolling out new membership process for new and renewing members

     March 2025
    Over the next few weeks, CL:AIRE will be rolling out a new membership process for new and renewing members. The process will improve how we capture the data about our...
  19. Launch of Earthbanks project

    Launch of Earthbanks project

     March 2025
    CL:AIRE is excited to formally announce the launch of its new research project, Earthbanks, spearheaded by eight of the top academics in soil in the UK. The Earthbanks project aims to...
  20. CL:AIRE publishes DoW CoP 2024 Auditing Summary Report

    CL:AIRE publishes DoW CoP 2024 Auditing Summary Report

     March 2025
    CL:AIRE continues performing the Definition of Waste Code of Practice (DoW CoP) audits following the procedures published on its website (DoW CoP Auditing Procedures). The audit activities...
  21. BSSS launches new soil podcast

    BSSS launches new soil podcast

     March 2025
    The British Society of Soil Science (BSSS) has launched a new podcast, Soil Matters, a platform dedicated to bridging the gap between cutting-edge scientific research and...