What company is the leader in the manufacture of polygraphs?
Lafayette Instrument Company, located in Lafayette, Indiana, USA, is the unconditional global leader in the manufacture and sale of polygraphs. Lafayette Instrument Company, founded in 1947 by Max Wastl (1915-1990), has been manufacturing polygraphs since the 1950’s. Under the stewardship of the company’s current owners Roger B. McClellan, Christopher L. Fausett and Terrance G. Echard, Lafayette Instrument Company has achieved a global polygraph market share of approximately 85 percent.