Umami Sustainable Seafood Inc. engages in the fishing, farming, and sale of Bluefin Tuna for sushi and sashimi markets in Japan and internationally. It owns and operates Kali Tuna, an Atlantic Bluefin Tuna farming operation located in the Adriatic Sea off the coast of Croatia; and Baja Aqua Farms, a Pacific Bluefin Tuna farming operation located in the Pacific Ocean off Baja California, Mexico. The company was founded in 1996 and is based in San Diego, California.