Sonoma Cheese was founded in 1931, after Mr. Jack created Sonoma Jack Cheese. This Petaluma warehouse is one of many throughout Northern California. From this warehouse, specialty Jack cheeses are shipped to sixty-five grocery store chains, including Safeway, Raley's, Albertson's, Costco and Sam's Club. Sonoma Cheese also has international customers in Canada, Japan, Korea, Mexico and Taiwan. Hot Pepper Jack, Sonoma Blue Jack, Habanero Jack, Traditional Jack and Garlic Jack are all part of Sonoma Cheese.