GTG Technology Group, Houston, Texas. 50 likes. GTG Technology Group builds transportation technology solutions for Intermodal, Over the road Truck, and. GTG Technology Group is a transportation management systems technology leader serving the intermodal, brokerage, and drayage transportation software market. The latest Tweets from GTG Technology (@GTGTechnology). Transportation Management Systems for Intermodal, Brokerage, and Drayage. Houston, TX Learn about working at GTG Technology Group. Join LinkedIn today for free. See who you know at GTG Technology Group, leverage your professional network. Your browser does not currently recognize any of the video formats available. Click here to visit our frequently asked questions about HTML5 video. Award Winning Technology. We Are Hiring. The development of GTG products and solutions is driven by design and exploration. GTG Technology Group is a transportation management system technology software developer helping the intermodal, truck brokerage, and drayage transportation industry.