3D Realms Entertainment

- Founded:
- 1994
- Location:
- Garland, TX, USA
- Status:
- Active
- Website:
- 3drealms.com (wiki)
- Also known as:
- Apogee Software (from 1987 to 1994)
Company's most popular games on BestOldGames.net
- Duke Nukem 3D (1996) — Developer