Since setting up Land Research Associates in 1991, Malcolm Reeve has been active in environmental assessment, land reclamation/contamination, soils, hydrogeology and wastes-to-land while developing the business base of Land Research Associates. He has acted as an expert witness for planning inquiries into new housing developments and quarries, and for litigation over soil and farm pollution.

He has an extensive publication record, including authorship of chapters in several text books, and sits on national technical and society committees. He is a member of the UK Register of Expert Witnesses, a Chartered Scientist, a Fellow and past president of the Institution of Professional Soil Scientists, a Member of the Chartered Institution of Water and Environmental Management and a member of the British Institute of Agricultural Consultants.

Frank Heaven has an honours degree in soil science from the University of Newcastle. He has published reports on the soils and agriculture of several areas of Lincolnshire, Nottinghamshire and South Yorkshire, correlated the inputs of various countries for the Winter Rainfall Acceptance Map of Europe and has carried out and published research in soil hydrology, particularly land drainage, soil moisture regimes and crop water use.

He specializes in soil survey, agricultural land classification and agricultural land use, geographic information systems and is senior soil scientist on land reclamation research and consultancy projects. He is a member of the Institution of Professional Soil Scientists and is FACTS-certified for giving advice on farm fertiliser use.