Mission Statement

Our aim is to provide independent testing that will deliver a dedicated professionalism, commitment and confidence that will provide our clients with an exceptional service.

Docs (pdf format)

Staff Training

  • Emergency First Aid
  • Construction Skills certification Scheme (CSCS cards)
  • Health & Safety Test ( as required for CSCS cards
  • Medical and Drug Alcohol Test Certificates

Registered office

This is our legal address and not our operating address

The Stebonheath Centre
Stebonheath Terrace
SA15 1NE

About GEO Site & Testing Services Ltd (GSTL)


Name: GEO Site & Testing Services Ltd
Company No: 07747010
VAT No: 128455602

UKAS - United Kingdom Accreditation Service

UKAS 2788
  • To quote from the ukas.com website and it accreditation page
  • The United Kingdom Accreditation Service is the sole national accreditation body recognised by government to assess, against internationally agreed standards, organisations that provide certification, testing, inspection and calibration services.
  • GSTL are proud holders of UKAS certificate no 2788. You can view the docs at the UKAS website, here and here
GEO Site & Testing Services Ltd
UKAS Lab No: 2788

ISO - International Organization for Standardization

RISQS / Link Up

  • For railway and track side work we are Link-Up approved.
  • To quote from achilles.com.. "Link-up is the UK rail industry supplier qualification scheme, providing a single common registration, qualification and audit process for suppliers that is shared by the UK rail industry."
  • Our Link Up Approved supplier is certificate 27171.