3. Green Flash Brewing Co.
Location: San Diego, California
Year Established: 2002
With beer available in 35 states, not to mention Canada and Japan, this San Diego brewery has gained popularity internationally and they're still going. Next year, they'll break ground on a brand new east coast brewery location in Virginia Beach. The $20 million facility will bring the brewery's beers, including favorites like West Coast IPA and Rayon Vert, to whole new audiences across the country.