Group
- Game Base 71
- Gordon Holcomb1
- HMGS1
- Hero Games / R. Tolsorion Games1
- Howster Press1
- IFGS1
- Imagination1
- James Droste1
- Jonathan Rathbun1
- Live/Wire & TSR, Inc1
- MACE1
- Major Louis Zocchi1
- Mayfair Gomes1
- McGaiHin Motor Sports1
- McGardin Motor Sports1
- McGarflin Motor Sports1
- Mockingbird / Mick McVey1
- Puck's Unlimited1
- Ral Partho Publishing1
- TSR, Inc.1