top of page

Our team

Seamus Lefroy-Brooks

BSc(hons) MSc CEng MICE CGeol FGS CEnv MIEnvSc FRGS SiLC

RoGEP UK Registered Ground Engineering Adviser NQMS SQP DoWCoP QP

Seamus brings over 40 years of consulting experience across civil engineering, geotechnics, hydrogeology, and environmental land management. He is multi-chartered as a Civil Engineer, Geologist and Environmentalist He holds the highest grade of professional registration as a Ground Engineering Adviser on the UK Registered of Ground Engineering Professionals (RoGEP). He is a past chair of both the AGS (Association of Geotechnical & Geoenvironmental Specialists) and the Land Forum (now the National Brownfield Forum). In 2012 he was named by DEFRA for assisting with the Part 2A statutory revisions and was one of the twelve individuals appointed to the government’s National Expert Panel for Land Contamination. He was a founding committee member of The Society of Brownfield Risk Assessment (SoBRA) and is immediate past chair of the National Brownfield Forum’s Professional Standards Committee leading the initiative to deliver the National Quality Mark Scheme (NQMS) for land affected by contamination. He has sat on various CIRIA and BSI steering groups and is the immediate past chair of the CL:AIRE Technology & Research Group (TRG), which oversees all CL:AIRE projects and programmes including DoWCoP and GPVS. Seamus has been significantly involved in relation to asbestos in soils. He is a member of the Joint Industry Working Group (JIWG) and served on the Working Group (WG2) of the Health & Safety Executive (HSE) Committee for Fibre Measurement (CFM). He was named by the HSE for assisting with the recent (2021) HSG248 asbestos guidance. He is one of the authors of BS4845 (2019) providing guidance for the design of protective measures for ground gases. In the 1980s he was fortunate to have trained in the design office of Cementation Piling under Ken Fleming, who was a significant influence. His company was a pioneer of ground movement assessment and LBHGEO is now regarded as an expert in piling and the prediction of structural damage associated with deep excavation and foundation construction. Seamus assisted with the CIRIA 760 Guidance on embedded retaining wall design. In 2017 he was invited to deliver the key-note address to the inaugural meeting of the Geological Society Contaminated Land Group. In 2019 he was honoured to have been invited by MHCLG to tender for overseeing the Environment Agency led investigations into possible land contamination caused by the Grenfell fire. QUALIFICATIONS: 1979 BSc (Hons) Geological Sciences (University of Birmingham) 1980 FGS Fellow of the Geological Society 1981 MSc Foundation Engineering (University of Birmingham) 1983 FRGS Fellow of the Royal Geographical Society 1988 CEng Chartered Engineer 1988 MICE Member of the Institution of Civil Engineers 1990 CGeol Chartered Geologist 1993 MIEnvSc Member of the Institute of Environmental Sciences 2005 CEnv Chartered Environmentalist 2007 SiLC Specialist in Land Condition Assessment 2015 RoGEP Registered Ground Engineering Professional (Adviser)

IMG_8890_edited_edited_edited_edited.png

MEng(hons) CEng MICE  

Leszek joined LBHGEO seven years ago from Edinburgh University and has since become a Chartered Civil Engineer.   He has a very good depth of technical understanding and engineering knowledge and an impressive body of experience from a wide range of projects of all shapes and sizes.    In the last five years he has delivered the ground engineering, site remediation, soil management and drainage strategies for over twenty academy schools, four leisure centres and multiple commercial projects. At the other extreme he enjoys working with individual homeowners to design bespoke SuDS schemes and basement extensions . QUALIFICATIONS: 2017 MEng (Hons) Civil Engineering (University of Edinburgh) 2024 CEng Chartered Engineer 2024 MICE Member of the Institution of Civil Engineers

lb_edited_edited_edited_edited_edited.pn

Leszek Biel

bottom of page