DG Technologies (also known as Dearborn Group) is a company that designs and develops intelligent software and hardware protocol interface devices for the in-vehicle and controller area network. Its products include vehicle network design and development tools, bus engine analyzers, bidirectional media converters, protocol adapters, military diagnostic software applications, etc. The company provides validation and conformance testing, consulting, private labeling, and technical training services. DG Technologies caters to the automotive, robotics, mass transportation, agriculture, and construction industries.