Group
- Live/Wire & TSR, Inc1
- Living in Nod1
- Lon Porter, Wabash College1
- Lone Wolf Development, Inc.1
- Look Number 7 Entertainment1
- Looney Labs 1
- Lords of Tyr1
- Lore Master1
- Lost Boys1
- Lost Boys Productions1
- Lost Keg Adventurers1
- Lost West Media1
- Louisville Board Game Group1
- Low Level Adventures1
- Lucafilm1
- Ludology1
- Luma1
- Lunar Industrial Games1
- Lunatic Fringe1
- M&G Games1