Before the creation of the company, Jamba Juice was a "senior project" completed by Kirk Perron, an avid cyclist and healthy-lifestyle advocate, at California Polytechnic State University, San Luis Obispo (Cal Poly). Jamba Juice was founded on March 31, 1990, by Perron, who opened his first store in San Luis Obispo, California. He was joined in the business by three friends: Kevin Peters, Joe Vergara, and Linda Ozawa Olds. It was incorporated in 1990 as Juice Club, Inc. in San Luis Obispo.
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