Qdos Entertainment was created in 1986.
QDOS was a subset of CP/M, then Microsoft bought QDOS and made it MS-DOS. FOXTROT!
qdos (quick dirty operating system) was created by seattle computing Microsoft bought qdos and created ibm-dos and dos 1.0 while trying to mimic the company cp/m or something to that degree. some or most people that i know would say he stole it even though he payed 50,000$ for the rights to qdos.
QDOS was developed by Tim Paterson. Microsoft bought the source and rights from him, and developed it further to create PC-DOS, which they licensed to IBM. They later licensed it to other companies branded as "MS-DOS."
NCircle Entertainment was created in 2006.
Dolphin Entertainment was created in 1996.
Toonz Entertainment was created in 2001.
TML Entertainment was created in 2003.
Ritual Entertainment was created in 1996.
Lucas Entertainment was created in 1998.
Blizzard Entertainment was created in 1991.
Parkwood Entertainment was created in 2008.
Centropolis Entertainment was created in 1985.