Dennis Clevenger
Game Credits (By Genre)
Action
- Conan: The Cimmerian (1991), Virgin Games, Inc.
- 3-D Ultra Pinball: The Lost Continent (1997), Sierra On-Line, Inc.
- 3-D Ultra Pinball: Thrillride (2000), Sierra On-Line, Inc.
- 3-D Ultra NASCAR Pinball (1999), Sierra On-Line, Inc.
Pinball
- 3-D Ultra Pinball: Thrillride (2000), Sierra On-Line, Inc.
- 3-D Ultra Pinball: The Lost Continent (1997), Sierra On-Line, Inc.
- 3-D Ultra NASCAR Pinball (1999), Sierra On-Line, Inc.
Puzzle
- The Incredible Machine (1993), Sierra On-Line, Inc.
- The Incredible Machine 2 (1994), Sierra On-Line, Inc.
- The Even More! Incredible Machine (1993), Sierra On-Line, Inc.
Puzzle elements
- 3-D Ultra Lionel Train Town Deluxe (2000), Sierra On-Line, Inc.
- Putt-Putt Joins the Parade (1992), Humongous Entertainment, Inc.