Martin A. Allen (1931–2009) was the chairman, co-founder and largest individual stockholder (2,272,866 shares) of Computervision Corp. Its first product, CADDS-1, was aimed at the printed circuit layout, and 2-D drafting markets. Born in Des Moines, Iowa, Allen was raised in California. He attended the University of California, Berkeley and obtained the degree in engineering. Allen netted $34 million when, at age 57, he sold the company to Prime Computer Inc. on 29 January 1988. References 1931 births 2009 deaths 20th-century American businesspeople American computer businesspeople