Information in the game database is updated periodically. Below, you'll find that information compiled as pertains to Gray Matter. The company may be involved as a publisher, developer or both.
NHL All-Star Hockey 
Trinity: The Shatter Effect [unknown]
Dirty Harry: The War Against Drugs [December, 1990]
A Collection of Activision Classic Games for the Atari 2600 [September 30, 1998]
Intellivision Classic Games [September 30, 1999]
Perfect Weapon [November, 1996]
B.O.B. [June, 1993]
The Incredible Crash Dummies [October, 1993]
James Bond Jr. [October, 1992]
The Ren & Stimpy Show: Veediots! [October, 1993]
Super R.B.I. Baseball [June, 1995]
Wayne's World [April, 1993]
Return to Castle Wolfenstein: Tides of War [May 6, 2003]
There are numerous companies in the industry, and their names change like the weather. The information above is not particular about the finer details. Acquisitions are common, so companies with no recent listings may still be developing games under a new name. For example, DMA Design currently has a Rockstar name. Do you know of a title that is not listed above but should be? Be sure and let a staff member know. You can contact staff if you click here.