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. Three weeks to go until Contamination & Land Remediation Expo!

     August 2026
    We’re excited to be at Contamination & Land Remediation (CLR) Expo in just three weeks, returning to the NEC Birmingham on 16–17 September. Join us for two high-impact days of knowledge...
  2. RemTech Europe and Sustainathon programmes now live

    RemTech Europe and Sustainathon programmes now live

     August 2026
    RemTech Europe, International Conference and Exhibition on land and water remediation markets and technologies is taking place between 14-18 September 2026 and has now published its programme. The first two...
  3. MHCLG publishes new NPPF following consultation

    MHCLG publishes new NPPF following consultation

     August 2026
    The Ministry of Housing, Communities and Local Government (MHCLG) has published its new National Planning Policy Framework (NPPF). It sets out the government's policies for plan-making and for making decisions...
  4. National Brownfield Forum July 2026 meeting notes published

    National Brownfield Forum July 2026 meeting notes published

     August 2026
    The National Brownfield Forum July 2026 meeting notes have now been published and are on the dedicated web page National Brownfield Forum. The notes can be downloaded directly here. 
  5. MHCLG updates Planning Practice Guidance for new Defra Biodiversity Net Gain exemptions

    MHCLG updates Planning Practice Guidance for new Defra Biodiversity Net Gain exemptions

     August 2026
    The Ministry of Housing, Communities and Local Government (MHCLG) has updated its Planning Practice Guidance (PPG) on Biodiversity Net Gain (BNG) exemptions which came into force for planning applications made...
  6. CL:AIRE publishes new training brochure

    CL:AIRE publishes new training brochure

     August 2026
    CL:AIRE is delighted to publish its new training brochure featuring all its courses that it delivers through the year. It is available to download or print here. If there are any...
  7. SuRF International June  2026 meeting notes published

    SuRF International June 2026 meeting notes published

     August 2026
    SuRF International/International Sustainable Remediation Alliance met in June 2026. The meeting notes have now been published and are available to download here.
  8. European Food Safety Authority reduces the safe level of trifluoroacetic acid in the diet

    European Food Safety Authority reduces the safe level of trifluoroacetic acid in the diet

     July 2026
    The European Food Safety Authority (EFSA) has reduced the safe level of trifluoroacetic acid (TFA) in the diet based on new scientific evidence. TFA is a chemical that can form...
  9. CL:AIRE publishes PFAS Site Profiles

    CL:AIRE publishes PFAS Site Profiles

     July 2026
    CL:AIRE is excited to announce the publication of 13 PFAS Site Profiles that were originally developed by Jacobs as part of the Environment Agency PFAS Risk Screening Project. The profiles...
  10. Join us at the UK's leading event for the geoenvironmental sector - CLR Expo

     July 2026
    We're excited to be attending Contamination & Land Remediation (CLR) Expo, returning to the NEC Birmingham on 16-17 September 2026. Join us with a free ticket for two high-impact days...
  11. CL:AIRE publishes new Technical Bulletin TB23 and a PFAS worksheet tool

    CL:AIRE publishes new Technical Bulletin TB23 and a PFAS worksheet tool

     July 2026
    CL:AIRE is pleased to announce the publication of Technical Bulletin TB23: Worksheet tool for new EU Environmental Quality Standard and Groundwater Standards for PFAS (EU Directive 2026/805). TB23 describes a...
  12. HM Treasury consults on reforming Land Remediation Relief

    HM Treasury consults on reforming Land Remediation Relief

     July 2026
    The government is consulting on potential reforms to make Land Remediation Relief more accessible, better targeted, and more closely aligned with the practical realities of brownfield development. Land Remediation Relief is...
  13. ESS Expo 2026 visitor registration opens

     June 2026
    The Environmental Services & Solutions Expo (ESS Expo), the UK’s largest environmental event, has announced that visitor registration is now open for its 2026 edition, taking place 16-17 September at...
  14. GPVS application window open until 30 September 2026

    GPVS application window open until 30 September 2026

     June 2026
    The next Gas Protection Verification Accreditation Scheme (GPVS) application window opened on 1 August and closes 30 September 2026. The application window is open to Technician Grade and Specialist Grade...
  15. Environment Agency publishes voluntary remediation advice service for contaminated land and groundwater

    Environment Agency publishes voluntary remediation advice service for contaminated land and groundwater

     June 2026
    The Environment Agency has produced guidance on its new voluntary remediation advice service for those that wish to receive more detailed site-specific regulatory advice where land contamination has impact on...
  16. NORAC and JIWG publishes an overview of new technical guidance on asbestos air monitoring on brownfield remediation sites

     June 2026
    National Organisation of Asbestos Consultants (NORAC) and Joint Industry Working Group Asbestos in Soil and Construction & Demolition Materials (JIWG) has published a new Technical Guidance Series document providing an...
  17. Contamination & Land Remediation Expo is coming to the NEC Birmingham on 16-17 September

    Contamination & Land Remediation Expo is coming to the NEC Birmingham on 16-17 September

     May 2026
    Part of the Environmental Services & Solutions Expo (ESS Expo), the Contamination & Land Remediation Expo (CLR Expo) will bring together 2,800+ professionals from across the contamination, remediation, and geoenvironmental...
  18. CL:AIRE TRG Annual Report 2025 and new ECP

     May 2026
    CL:AIRE has now published the 2025 Technology and Research Group (TRG) Annual Report and it is available to download. The TRG is also pleased to welcome a new Early Career...
  19. SURRI publishes useful series of podcasts about preparing EU project proposals

    SURRI publishes useful series of podcasts about preparing EU project proposals

     May 2026
    The European Project SURRI (Sustainable Remediation of Radionuclide Impacts on Land and Critical Materials Recovery) has published a series of podcasts to understand more about EU project proposal building. They...
  20. ISO draft international standard on determination of inorganic arsenic species in soils has been published for comment

    ISO draft international standard on determination of inorganic arsenic species in soils has been published for comment

     May 2026
    ISO DIS 25251 Soil Quality - Determination of inorganic arsenic species in soils and soil-like materials has been published for comment. Comments should be submitted to Joanna Macnamara by 10 July 2026.
  21. POST publishes research briefing on Nature-based flood and drought resilience

    POST publishes research briefing on Nature-based flood and drought resilience

     May 2026
    The Parliamentary Office of Science and Technology (POST) has published a research briefing on Nature-based flood and drought resilience. The POSTnote outlines the evidence, challenges and benefits for implementing catchment scale...