The Geotechnical Consulting Group (GCG) is a leading geotechnical consultancy and engineering firm, established in 1983 by Professor Lord Robert Mair, Professor David Hight, and the late Professor Peter Vaughan. Operating as an independent Limited Liability Partnership, GCG consists of highly qualified consultants who collaborate to provide comprehensive advisory and specialist geotechnical services. GCG specializes in offering expert advice and assistance to a diverse range of clients, includi