Thomas left government service in 1977, becoming president of Turfaid, an equipment distributorship.
President of the United States Ronald Reagan subsequently nominated Thomas to be Assistant Secretary of State for International Narcotics Matters and Thomas held this office from October 10, 1984, until April 18, 1986.
Thomas played a large role in the "internationalization" of the United States' narcotics control strategy.
He served as president and chief executive officer of CIC Systems, an alternative energy company, from 1999 to 2004.
This biography of a person who has held a non-elected position in the federal government of the United States is a stub.