The Truss Plate Institute (TPI) opened in 1961 to address the emerging market for metal plate connected wood trusses.  We continue to serve that market and are fulfilling our mission "....to maintain the truss industry on a sound engineering basis..." by providing:

- Third Party In-Plant Quality Assurance (IAS Accredited) &

- Design & Quality Standards/Publications (ANSI Standards Developer).

Learn more about TPI's ongoing contributions to the industry and our offerings by visiting other areas of our site.