Established in 1961, we are the UK's largest, privately owned, independent, ground investigation contractor, providing quality geotechnical and geoenvironmental data throughout the UK. We deliver an extensive range of ground investigation services for the purpose of informing on the physical and engineering properties of the ground (soil & rock), and any potential contamination issues. Our offering is complemented by a dedicated surveying team that provide utility tracing and detection services and our in-house, accredited soil and rock testing laboratory.