GDS Instruments

GDS designs, develops and manufactures equipment and software used for the computer-controlled testing of soils and rocks. This technology is used to evaluate the mechanical properties that are key in geotechnical and earthquake engineering design.

GDS’s products have been used in many world renowned developments including the Three Gorges Dam in China, the Millau Viaduct in France, the Vasco da Gama Bridge in Portugal and closer to home Terminal Five at Heathrow and the new Crossrail links. 

GDS’s products are used by top research institutes throughout the world, including the Indian Institute of Technology, Colorado School of Mines in the USA and the Hamburg University of Technology in Germany. In 2011 GDS were awarded the coveted Queens Award for Enterprise in International Trade. 


GDS Instruments

Unit 32 Murrell Green Business Park
London Road, Hook
Hampshire, RG27 9GR

Tel: +44 (0)1256 382450
Fax: +44 (0)1256 382451

Karl Snelling

Managing Director

Karl Snelling (born 1972) is a civil engineering graduate (1994) and completed his MSc. in geotechnical engineering at the University of Surrey in December 2000.  

Karl joined GDS in 1995 where his role progressed into the development of geotechnical software followed by the appointment of the title of General Manager.  

Karl became Managing Director of GDS in 2008, and still has a role in the development of software within GDS.