GSC Enterprises, Inc., a California corporation

GSC Logistics, Inc., a California corporation

Best Way Trucking, Inc., a Washington corporation

GSC National Transportation, Inc., a California corporation

GSC Solutions, Inc., a California corporation

GSC Transport, Inc., a Texas corporation

MacMillan-Piper LLC, a Washington limited liability company

Tacoma Transload LLC, a Washington limited liability company

GSC Logistics Norcal Brokerage, Inc., a California company

GSC Logistics PNW Brokerage, Inc., a Washington corporation