The Steering Committee

The Steering Committee comprises:

Mark Stevenson (Chairman)

Mark is a Partner at ERM, based in the south-west of England. He is a Chartered Mechanical Engineer and has worked with leading global environmental consulting firms for over 25 years. He has extensive experience in the design and implementation of a wide range of remediation programs, implemented under a variety of contracting scenarios. He has practical knowledge of multiple in situ and ex situ remediation approaches and technologies.


Richard Clayton (Secretary)

Richard is the head of WSP in the UK’s Ground Risk and Remediation business, one of the leading contaminated land teams in the UK and uniquely incorporating a specialist remediation design and contracting division, WSP Remediation Limited. Richard has over 24 years experience, is based in Birmingham and has extensive experience in the design and implementation of remediation on a wide range of Brownfield sites with a strong focus on sustainable remediation. He is currently leading the remediation design for the HS2 Enabling Works contracts on the Birmingham Spur.  


Quentin Hulm (Treasurer)

Quentin is a founder and Managing Director of Cornelsen Ltd.   With over 30 years’ experience, his early career included the US EPA Emergency Response Team and Handex of New Jersey.  During this time, he began to specialise at an early stage in conceptual remediation system design and implementation/project management of process-based remediation systems/ sites.  Having returned to the UK to join Dames and Moore in 1991 he left after 5 years to join Ground Remediation Systems Ltd. as their first employee.  Quentin developed the business over a period of 8 years as General Manager before establishing Cornelsen Ltd. in 2004.  Aside from the administration of the business, Quentin’s primary role is to foster a platform for growth.  This has included diversification into waste water/industrial water treatment and developing Cornelsen into the foremost provider of thermal remediation solutions in the UK.  Quentin remains firmly involved in the technical direction of the business, it’s technologies and processes.

Steve Edgar

Steve is the Managing Director of VertaseFLI and FLI QDS two of the UK’s most respected and experienced remediation Contractors.  He has over 20 years of experience as a contaminated land specialist and looks after over 80 staff.  Many years’ experience of technology-based remediation allows him to specialise in these more complex multi technology remediation projects in addition to overseeing and directly managing remediation projects such as former tar and chemical manufacturing sites, coking works, pesticide manufacturing sites, chlorinated solvent spillages and part 2a sites.  He is also involved in the development of the FLI group business in China.  He was a founder member of RemSoc, is the former Chair of the CL:AIRE TRG and takes an active role in several industry groups.


Simon Gomm

Simon is UK Process Remediation lead based in the Birmingham office of AECOM.  With over Twenty two years’ experience in Remediation engineering, he has a wide range of experience in the assessment and implementation of remediation approaches at a wide range of contaminated sites across Europe, Middle East and Africa.  Simon seeks to deploy the best solution for parties involved in a safe and pragmatic manner, using innovative techniques where appropriate. Simon was a founding member of RemSoc.




George Evans

George is founder and Managing Director of Soilfix. He has over 25 years experience in the design, implementation and verification of remediation works for divestment, redevelopment and regulatory drivers. He has led the design and build teams for remediation of a wide range of sites including former and current chemical works, manufacturing facilities, power stations, gas works and fuel sites. George has played a key role in the development of company procedures and policies that make Soilfix one of the UK’s leading remediation contractors. He believes our sector has the skills and knowledge to solve complex and challenging brownfield and contaminated site problems.


Lizzie Beers

Lizzie currently works for Delta-Simons in Birmingham and has 12 years’ experience in environmental consultancy, comprising the majority of aspects relating to contaminated land and geotechnical site investigation, focusing primarily on contaminated land assessment for a variety of different client sectors. Lizzie is responsible for the management of projects ranging from desk studies, EIA and data collection through intrusive ground/site investigation and design to data interpretation, including Quantitative Risk Assessment, appraising potential development constraints and remedial validation. Lizzie has undertaken site investigation works on numerous Greenfield sites and Brownfield sites associated with a range of former industrial uses including gas works, former railway land, landfill sites, chemical works, operational industrial facilities and National Grid sites.

Sarah Poulton

Sarah is a Principal Remediation Consultant within WSP Remediation Limited, based in Bristol. She has 7 years’ experience in the contaminated land and remediation industry, and has worked on a vast range of contaminated land investigation and remediation projects across the UK. Sarah is responsible for the management of a number of remediation projects; comprising ground investigation design, extensive data management and interpretation, and remedial design and implementation. As an MSc qualified Environmental Hydrogeologist, she’s heavily involved in the production of Controlled Waters Quantitative Risk Assessments and provides technical support to the remediation business on a variety of complex remedial schemes. Sarah is a digital expert across the WSP UK business, providing technical support and assistance for a wide range of the digital tools, programme and applications. She works closely with a number of other teams across the UK and India to streamline and continually improve the digital management and presentation of site data. She has co-led lead the RemSoc Early Career Practitioners sub-group since its inception, and looks forward to continuing to help grow and develop this subgroup within the society.”

Peter Fitch

Peter is a Principal Contaminated Land Engineer at Ramboll in Chester, with over 18 years experience. Having started his career as a remediation contractor, Peter moved on to the world of consulting at Ramboll to support their remediation consulting service. Peter has worked on a range of sites, settings, contaminants and remediation techniques. The most recent significant project for Peter was the Mersey Gateway Project where remediation of a complex chlorinated DNAPL and dissolved phase plume was required. Now working as part of the HS2 Phase 1 Enabling Works Design JV Land Quality Team as well as the HS2 Phase 2B Environmental Oversight Commission for Land Quality.