Gumas
San Francisco advertising and branding agency behind the Challenger Brand Marketing method, active since 1984
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About the Company
Gumas is a full-service advertising agency, a division of Commit Agency, that describes itself as having built brands since 1984. It created a methodology it calls Challenger Brand Marketing and runs a Challenger Brand Discovery Process as the starting point for brand strategy, brand development and messaging.
Beyond strategy, the agency lists creative services, web development, social media marketing, research, digital media and SEO. Its website presents case studies for the 49ers Foundation, By The Bay Health, Lira Clinical, Varian Medical, Yonex and Unitus Community Credit Union, and shows logos from HP, Mattel, SanDisk and NETGEAR.