Adtran, Inc. (Adtran) is a US-based provider of networking and communications equipment. It designs, manufactures and markets a range of network solutions and provides services and support for communications networks. The company offers broadband infrastructure products and services by service providers to deliver voice, data and video services to their customers’ premises and mobile network cell sites. The company also offers cloud connectivity solutions such as IP business gateways and access routers, which provide business access to service provider networks, and enterprise communications solutions. Adtran is headquartered at Huntsville, Alabama, the US.