Our Facilities & Technology Our headquarters office houses the latest in marketing and opinion research technologies in contemporary surroundings. Facilities include fully computerized CRT/WATS telephone interviewing stations powered by an in house HP main-frame mini computer. Since our founding, GMA has conducted over 30 million surveys. In keeping with new data collection innovations, GMA offers an array of online research services. We also feature focus group facilities including one way mirror observation rooms, and Internet research technologies.