Ruud Gelissen was one of the main members from Hegega (the GE from Hegega). He worked mainly on game coding, but also created graphics for some of Hegega's productions.

Credits

as programmer

• Pluto Demo (1992)
• SD-Amiga (1992)
• Teachers Terror (1993)
• Bet Your Life (1994)
• Beton Vraete (1995)
• Carbuncle Big Band (1995)
• Teachers Terror - Takeru version (1995)
• Teachers Terror - MSX Magazine version (2003)

as designer

• Pluto Demo (1992)
• SD-Amiga (1992)
• Teachers Terror (1993)
• Bet Your Life (1994)