The Source Testing Association (STA) is a non-profit making technical trade association which was established in 1995 and has a corporate membership of over 200 companies from process operators, regulators, equipment suppliers and test laboratories.

Source Testing Association

Unit 11, Theobald Business Centre

Knowl Piece

Wilbury Way

Hitchin

Herts

SG4 0TY

01462 457535

www.s-t-a.org