Group
- Knights of the Arcade13
- Knights of the Lost Teddy Bears4
- Know Chance Games, LLC4
- KnoxRPG1
- Koalatie Games30
- Kobold Game Labs4
- Kobold Press363
- Kobold Quarterly7
- Kobolds on the Edge4
- Kokomo Irregulars57
- Kolossal Games15
- Komedio Comedy5
- Konami Digital Entertainment30
- Konami Digital Entertainment, Inc.422
- Korea Boardgames22
- Kosmos181
- Krasnovian Gaming Group4
- Krippendorf Games11
- Krippendorf Games 1
- Kwald Design6