The 3DO Company (formerly THDO on the NASDAQ stock exchange), also known as 3DO, was a vieo game console developer and third-party game developer. It was founded in 1991 under the name SMSG, Inc. (for San Mateo Software Games) by Electronic Arts co-founder Trip Hawkins in a partnership with seven other companies, including Matsushita, AT&T, MCA, Time Warner, and Electronic Arts.