John Gumas
The Business Power Hour with Deb Krier - En podcast af Deb Krier & C-Suite Radio
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John Gumas is the CEO of Gumas an award-winning, full-service San Francisco advertising agency and the country’s foremost authority on Challenger Brand Marketing®. John is also the author of two books Marketing Smart and Challenger Brand Marketing which describe how challenger brands can effectively develop marketing strategies to take on their larger competitors. Click here for information on Challenger Brand Marketing.
