Prisoner Transportation Services
Prisoner Transportation Services is a privately-held company that moves prisoners from one jurisdiction to another in the United States The firm is based in Nashville, Tennessee and is headed by Joel Brasfield. It was established in 2001.
The largest such firm in the United States, it transports more than 100,000 persons each year. The firm's subsidiaries include U.S. Prisoner Transport and U.S. Corrections. The companies operate vehicles ranging in size from four-person automobiles to buses that can transport thirty-five people.
...
Wikipedia