Hal Alles founded Home Comfort Zones in 2002. He was CEO of Averant from October 2000 to April 2002.
In 1997 he was a co-found Genedax, a firm specializing in electronic design automation. Hal was CEO of Genedax from 1997 to 2000.
Alles was a founder of Silicon Design Labs (SDL) in 1983. SDL merged with Silicon Compiler, Inc., in 1987 to form Silicon Compiler Systems (SCS), which was acquired by Mentor Graphics in 1989. Hal stayed with Mentor Graphics as a General Manager and became Chief Technology Officer in 1995.
Alles started his career at Bell Laboratories in 1973
Alles has a B.S. in Physics from Case Western Reserve and a Ph.D. in Solid State Physics from the University of Oregon.