For more than 113 years, ASSE International has been bringing the industry together to improve the performance and reliability of products and professionals. By working together, we protect the health and safety of the public.

ASSE International is an ANSI-accredited standards developer and product certification body composed of members representing all disciplines of the plumbing and mechanical industries. ASSE’s product performance standards, professional qualifications standards, professional certification, and product certification programs aim to improve the performance and safety of plumbing and mechanical systems.