Pacific Polygraph Services Limited was incorporated in the Province of British Columbia in February, 1994.

Pacific Polygraph Services Ltd. is the successor to Weller Polygraph Services Ltd (1974 to 1978) and Loomis Polygraph Services Ltd (1978 to 1994).

Though generally service is provided within British Columbia examinations have been conducted in other Provinces and clients have been examined who were resident in the United States of America and some European countries.