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Speaker profile

Seamus Lefroy-Brooks

Seamus Lefroy-Brooks

Principal, LBHGEO

Seamus is multi-chartered as a Civil Engineer, Geologist and Environmentalist.  He is a SILC and has worked as a land contamination expert for some 40 years and holds the highest grade of professional registration as a Ground Engineering Adviser under the RoGEP scheme.

Seamus is notably one of the authors of the present British Standard 8485:2015+A1:2019 - Code of Practice for the Design of Protective Measures for Methane and Carbon Dioxide Ground Gases for New Buildings .

He is past chair of both the AGS (Association of Geotechnical & Geoenvironmental Specialists) and the Land Forum / National Brownfield Forum.

Seamus was one of the founders of The Society of Brownfield Risk Assessment (SoBRA). 

He was named by DEFRA for assisting with the Environmental Protection Act Part 2A statutory revisions and was one of the twelve experts subsequently appointed to assist local authorities in the government’s National Expert Panel for Land Contamination.

Seamus is chair of the CL:AIRE Technology & Research Group, which oversees all CL:AIRE projects and programmes including the DoWCoP and GVPS schemes.

Since 2014 Seamus has been leading the initiative to deliver the National Quality Mark Scheme (NQMS) for the management of land affected by contamination.  He was honoured to have been invited to tender for overseeing the Environment Agency-led investigations into possible land contamination caused by the Grenfell Fire. 

Seamus has been significantly involved in the recent initiatives in relation to asbestos in soils.  He is a member of the Joint Industry Working Group (JIWG) on Asbestos in Soils and served on the Working Group (WG2) of the Health & Safety Executive (HSE) Committee for Fibre Measurement (CFM).  He is acknowledged by the HSE for his work assisting with their recently updated HSG248 guidance.