Services.

Gumas is a San Francisco based branding, advertising and digital marketing agency that specializes in Challenger Brand Marketing®. Our strategic marketing team of seasoned branding professionals is smart, flexible and tenacious. We believe that great strategic marketing leadership means having a full understanding of your business, goals and budgets. We become experts in your industry and trusted advisors.

As a full service marketing firm, we offer a full complement of branding, strategic marketing, creative, digital and media services under one roof.


I cannot tell you how much I appreciate the Gumas team's responsiveness, creativity, and partnership. Having such a powerful ally has not only made my job easier but it has definitely made our sales and marketing efforts much stronger! Thank you for all you do everyday.–Karen Vinton, Director of Marketing, The Amerit Family of Companies

Gumas are real pros when it comes to marketing. They have a knack for keeping things simple. For Gumas, it’s all about the results.–Mario Alioto, SVP, Director of Marketing, SF Giants

Gumas is amazing to work with. They quickly recognized the issues and have implemented new strategies to help us surpass our objectives. They constantly go the extra mile for us to make sure everything is done successfully.–Judy Hoffman, V.P., Director of Marketing, SanDisk

I can’t imagine where we would be today without Gumas. They listened to our needs and single-handedly transformed our company from a so-so performer into a superstar performer using their Challenger Brand strategies. They acted like the success of our company was their success and always went beyond all of our expectations.–Peter Becker, President, Critical Logic

Gumas are world class marketers - one of the leading innovators in the industry. Gumas consistently delivers breakthrough results for their clients by keeping the work collaborative, fun, leading edge and true to the strategy.–Leslie Milloy, VP, Director of Marketing, SF Chamber of Commerce

Gumas [provides] practical strategies that will make an immediate impact on your organization. I trust them.–Art Agnos, Former Mayor, SF, CA

Universities highly value wisdom and sage advice, and Gumas has shared generously with us over the years.–Robert Corrigan, President, San Francisco State University

If you’re Google, Disney or Coke, don’t bother with Gumas. For everyone else, Gumas is pragmatic, results-driven and prepare brands to take on and conquer any competitor.–Drew McLellan, President, McClellan Marketing Group, Des Moines, IA