Professional Soils Laboratory Ltd is a fully independent UKAS accredited geotechnical and materials testing facility which was established in July 2004, previously being part of a well known construction company Thyssen GB Ltd. Centrally based in Doncaster with a team of over 20 laboratory and field staff PSL has quickly become one of the countries leading geotechnical laboratories. Our location gives us excellent access to the A1 / M18 / M1 and M62 motorways and means wherever our clients samples or insitu testing requirements are we are able to meet their expectations at their convenience. Our flexibility and client focused approach has opened up many opportunities and allowed us to work on some of the nations most prestigious projects such as the Olympic park and village as well as numerous road and rail projects. We have an expansive client base including consultants, ground works engineers and drilling and earthworks contractors and whether working for the small local developers or the global multi disciplinary consultancies we like to put the emphasis on building close working relationships with both parties being stakeholders working towards a common goal. We work in the same way with a network of accredited partner laboratories that enables us to offer a full range of value services to the geotechnical and geoenvironmental sectors.