Karl Strauss Brewing Company is a San Diego, California-based beer business with a brewery and a chain of brewpub restaurants. Besides being available at its own restaurants, the company’s beers are available on tap at many Southern California restaurants and bars, as well as being sold in bottles at retail stores. Karl Strauss is the oldest surviving brewery in San Diego County, having been founded in 1989, and is credited with launching the county's rise to prominence in the craft brewing industry.