Early alumni of this company included Ed Esber who would later run Ashton-Tate, Bill Coleman who would found BEA Systems, Mitch Kapor founder of Lotus Software and the Electronic Frontier Foundation, Rich Melmon who would co-found Electronic Arts, Bruce Wallace author of Asteroids in Space, and Brad Templeton who would found early dot-com company ClariNET.
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It was founded in 1976 by Dan Fylstra and Peter R. Jennings as Personal Software, and first published Jennings' Microchess program for the MOS Technology KIM-1 computer, and later Commodore PET and Apple II versions.
VisiCorp |
At the time of its inception, Sierra Sciences' President was Dan Fylstra, founder of VisiCorp.
Software Arts was a software company founded by Dan Bricklin and Bob Frankston in 1979 to develop VisiCalc, which was published by a separate company, Personal Software Inc. (later named VisiCorp).
Coleman also held positions as a Director of Product Development at VisiCorp and Manager of the High Frequency Systems Group at GTE Sylvania.