AG Antenna Group’s global headquarters, which includes design, assembly, and warehousing, is located near Chicago, IL – with additional locations in Ohio and Michigan. Antenna Solutions For Cellular Broadband, WiFi & GPS Applications. The founders of AG Antenna Group have been in the antenna distribution business for over 20 years. In 2003 AG entered into the antenna manufacturing arena. AG’s strong manufacturing alliances provide flexible manufacturing capabilities and production controls to ensure that antennas are delivered on time and to specification. AG Antenna Group has the facilities and the experience to take any project from initial conception through to final production. A comprehensive design and testing program allows AG to offer antennas today that meet tomorrow’s technology requirements. In addition to manufacturing and distribution expertise, AG offers pre-sale, deployment and post deployment technical support and training programs that are designed in accordance with customer requirements.