Founded in the USA in 1983, Spectrum Holobyte was best known for being the first company to officially bring the Tetris game to North America, as well as publishing the popular Falcon flight simulation series.
Spectrum Holobyte's Mobygames page
Spectrum Holobyte's Wikipedia page
Games developed and/or published by Spectrum Holobyte
Falcon 3.0 (1991)
Faces...tris III (1990)