Stormfront Studios was a video game developer based in San Rafael, California which had one of the longest creative histories in the industry. In 2007, the company had over 50 developers working on two teams, and owned all its proprietary engines, tools and technology. As of the end of 2007 over fourteen million copies of Stormfront-developed games had been sold. Stormfront closed on March 31, 2008, due to the closure of their publisher at the time Sierra Entertainment.