Tranco Logistics is a full service 3PL company based in Chattanooga, TN. Tranco Logistics offers the following solutions to businesses; transportation, 3PL warehousing, supply chain management and real-estate services . Bruce Trantham and Byron Trantham founded Tranco in 1995 with one customer and 5,000 square feet of space. Our pledge to our clients is simple; we will do the job right without compromise.