Pan Am Systems

Pan Am Systems (formerly Guilford Transportation Industries) is a privately held Portsmouth, New Hampshire-based U.S. corporation composed of rail transport, manufacturing and energy, transportation related brands, and real estate divisions. It formerly held a now-defunct airline division.

Pan Am Systems

Pan Am Systems (formerly Guilford Transportation Industries) is a privately held Portsmouth, New Hampshire-based U.S. corporation composed of rail transport, manufacturing and energy, transportation related brands, and real estate divisions. It formerly held a now-defunct airline division.