About Us

GT Certification Ltd is a comprehensive Measurement Services Company specialising in Torque and Force Calibration Services and Concrete Testing Services, and currently holds current UKAS Accreditation in both fields.


The Calibration Laboratory calibrates a wide range of Torque Measuring Equipment including Transducers; Gauges; Wrenches; Drivers, Analysers and Meters (Closure Meters). In Force Measurement Services we calibrate Force Gauges; Push-Pull Gauges; Spring Balances; Load Cells (Electric and Hydraulic); Dynamometers and Strain Gauges.


In the field of Concrete Testing, GT Certification technicians carry out nationwide fresh concrete on-site sampling and our in-house laboratory tests those samples for Compressive Strength and Density. Ancillary Concrete Testing Services include: Abrasion and Adhesion Testing; Slip and Skid Resistance Testing, and Coring Services. 

Our latest services include CBR Plate Bearing Testing, DCP Testing, Coring of both Concrete and Asphalt, Hygrometer investigations and Bitumen Density Assessments