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. Land Remediation Pathfinder Scheme - expressions of interest closing soon

    Land Remediation Pathfinder Scheme - expressions of interest closing soon

     April 2026
    Department for Environment, Food & Rural Affairs (Defra) has announced an Expression of Interest opportunity for the Land Remediation Pathfinder Scheme (LRPS). LRPS is a £80 million pilot scheme funded by Defra...
  2. Publication of MCERTS performance standard for rapid measurement techniques for the chemical testing of soil

    Publication of MCERTS performance standard for rapid measurement techniques for the chemical testing of soil

     April 2026
    On 27 April, the Environment Agency published new guidance called MCERTS: performance standard for rapid measurement techniques for the chemical testing of soil. The guidance describes the certification process for rapid...
  3. The Environmental Monitoring & Measurement Achievement Awards (the EMMAs) - call for nominations from land remediation industry

    The Environmental Monitoring & Measurement Achievement Awards (the EMMAs) - call for nominations from land remediation industry

     April 2026
    The Environmental Monitoring & Measurement Achievement Awards (the EMMAs) will return to Birmingham this year with an expanded scope, recognising excellence within the geoenvironmental and land remediation sector for the...
  4. New CL:AIRE Research Bulletin (RB22) published on legacy wastes in the coastal zone

    New CL:AIRE Research Bulletin (RB22) published on legacy wastes in the coastal zone

     April 2026
    CL:AIRE is pleased to publish a new research bulletin RB22: Legacy Wastes in the Coastal Zone which is available to download here. Legacy Wastes in the Coastal Zone: Environmental Risks and Management...
  5. EPA Ireland consults on developing national guidance for brownfield soil and stone by-product material

     April 2026
    The Environmental Protection Agency (EPA) Ireland has published a position paper for consultation as part of the development of national guidance for brownfield soil and stone by-product material. The guidance...
  6. UK Parliament's Environmental Audit Committee publishes its PFAS report

    UK Parliament's Environmental Audit Committee publishes its PFAS report

     April 2026
    The UK Parliament Environmental Audit Committee has now published its report Addressing the risks from Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS) following its inquiry and call for evidence in April 2025.
  7. National Brownfield Forum March 2026 meeting notes now published

    National Brownfield Forum March 2026 meeting notes now published

     April 2026
    The National Brownfield Forum March 2026 meeting notes have now been published and are available to download here.
  8. Defra consults on BNG and targeted exemptions for brownfield residential developments

    Defra consults on BNG and targeted exemptions for brownfield residential developments

     April 2026
    Department for Environment, Food & Rural Affairs (Defra) is consulting on a possible exemption from biodiversity net gain (BNG) for certain residential developments on brownfield land. Further information is available here.
  9. HSE launches consultation on Reporting of Injuries, Diseases and Dangerous Occurrences Regulations (RIDDOR)

    HSE launches consultation on Reporting of Injuries, Diseases and Dangerous Occurrences Regulations (RIDDOR)

     April 2026
    The Health and Safety Executive (HSE) has launched a consultation on the Reporting of Injuries, Diseases and Dangerous Occurrences Regulations 2013 (RIDDOR) and it is now open for comments. The consultation seeks...
  10. Phase 2 of DoE Industry Profiles project is now complete

    Phase 2 of DoE Industry Profiles project is now complete

     March 2026
    A project to update 15 of the Department of Environment (DoE) series of 47 industry profiles has now finished with funding from the Environment Agency, Association of Geotechnical & Geoenvironmental...
  11. Defra publishes Land Use Framework for England

    Defra publishes Land Use Framework for England

     March 2026
    Department for Environment, Food & Rural Affairs (Defra) has published the Land Use Framework for England. It sets out how England can use its land more effectively. The Framework has...
  12. CL:AIRE connects the industry: Bristol networking evening sets the scene for summer event

     March 2026
    CL:AIRE hosted another successful members' networking event, this time in Bristol at Racks Bar and Kitchen. The evening brought together professionals from across the sector for relaxed, informal conversation. CL:AIRE Members...
  13. Environment Agency publishes national groundwater nitrogen inventory for England

    Environment Agency publishes national groundwater nitrogen inventory for England

     March 2026
    The Environment Agency Chief Scientist's Group has published outputs from a research project: National groundwater nitrogen inventory for England (SC210008). The project developed and tested new approaches to assess national-scale...
  14. Defra consults on amendments to the POPs regulation 2026

    Defra consults on amendments to the POPs regulation 2026

     March 2026
    Department for Environment, Food & Rural Affairs (Defra) is seeking views on proposed changes to the Persistent Organic Pollutants (POPs) Regulation, including drafted legislation to prohibit five new POPs to...
  15. RBKC Lead Modelling Tool published on WALL

    RBKC Lead Modelling Tool published on WALL

     March 2026
    The Royal Borough of Kensington and Chelsea (RBKC) Lead (Pb) values and modelling tool has been made available for all to use on the CL:AIRE Water and Land Library (WALL).
  16. BSI publishes document on ecological soil functions

    BSI publishes document on ecological soil functions

     March 2026
    British Standards Institution (BSI) has recently published PD ISO/TS 18721:2026 Ecological soil functions - Characteristics, indicators and methods. Further information and purchase options available here.
  17. SoBRA publishes two new NAPL guidance documents

    SoBRA publishes two new NAPL guidance documents

     March 2026
    The Society of Brownfield Risk Assessment (SoBRA) has published two new documents from the Non Aqueous Phase Liquid (NAPL) Subgroup. NAPL Document 6 - Advice Towards Understanding the Potential for LNAPL...
  18. Assessing risks to controlled waters in relation to climate change: SoBRA publishes updated guidance

    Assessing risks to controlled waters in relation to climate change: SoBRA publishes updated guidance

     March 2026
    The Society of Brownfield Risk Assessment (SoBRA) has updated its 2022 document, Guidance on assessing risk to controlled waters from land contamination under conditions of future climate change, to align...
  19. GWSDAT v.3.3 released

    GWSDAT v.3.3 released

     March 2026
    The GroundWater Spatiotemporal Data Analysis Tool (GWSDAT) has been updated and v3.3 has been released. GWSDAT is an open source, user friendly software application for the visualisation and interpretation of...
  20. JRC supports recently published European soil monitoring law

    JRC supports recently published European soil monitoring law

     March 2026
    The Joint Research Centre (JRC) is the science and knowledge service of the European Commission. The JRC has recently published a report on existing international and European standards relating...
  21. BSI publishes draft standard on ecological risk assessment of soil contamination (TRIAD approach) for comment

    BSI publishes draft standard on ecological risk assessment of soil contamination (TRIAD approach) for comment

     February 2026
    British Standards Institution (BSI) has published the draft International Standard Procedure for site-specific ecological risk assessment of soil contamination (soil quality TRIAD approach). Comments on the draft should be submitted...