UKAC offers testing and calibration facilities with globally recognized accreditation schemes. USAB accreditation ensures that the laboratories can perform and manage the operations and tasks outlined in their area of accreditation.

The ISO/IEC 17025 international standard for laboratory testing and calibration is adhered to by UKAC-accredited laboratories, and they also fulfill the requirements of the widely accepted ISO 9001:2015 quality management system standard, which guarantees the caliber of USAB-accredited laboratories.

In accordance with ISO 17025 guidelines, UKAC accredits the following entities for their testing and calibration activities: