GMAA Group Announces New Orange County Office RENO —When Greg Mason opened his advertising agency in 1988 in Reno, Nevada, he never dreamed that three decades later Greg Mason Advertising Arts, now GMAA Group, would be continuing to serve clients in the Western U.S. with award-winning design, advertising and marketing services. “The business has changed so much since we first … [Read more...] about Reno Award-Winning Creative Agency Celebrates 30 Years