Founded in 1987, DeVisser Gray is an accounting firm headquartered in Vancouver, British Columbia. The firm has expertise in the provision of assurance and related compliance services for junior public companies, with a specific emphasis on the junior mining sector. De Visser Gray also services a substantial base of private companies, non-profit organizations and personal tax and trust (T3) clients.The firm is registered as an auditor of public companies with both the U.S. Public Company Accounting Oversight Board and the Canadian Public Accountability Board.