- 4D Cityscape
- Areyougame
- BePuzzled
- Bob Marley
- Buffalo Games
- Castorland
- Cheapass Games
- Cobble Hill
- Cobble Hill Puzzle Company
- Educa
- Eeboo
- eguchi toys
- Eitech
- Endless Games
- Eurographics
- Fischertechnik
- Gale Force Nine
- Goliath
- Hart Puzzles
- IELLO
- Jax Ltd.
- John N. Hansen Co.
- Jumbl
- Just Funky
- Kinstler
- Life Sutra
- Loki
- Madd Capp Games
- Masterpieces
- MasterPieces Puzzles
- Mindbogglers
- Modiphius
- New York Puzzle Company
- NMR Distribution
- Nord Games
- Ox Eye Media Inc.
- Paladone Products Ltd.
- Pendragon Game Studio
- PLAYMONSTER
- Pomegranate Communications, Inc.
- Puzzles of Color
- Quokka
- Renegade Game Studios
- Rio Grande Games
- ROPODA
- Round 2
- Shantou South Toys Factory
- Simba Toys
- Sit Down
- TDC Games
- Thames & Kosmos
- The Good Game Company
- The Hobbit
- Trefl
- University Games
- Willow Creek Press
- Winning Moves
- WizKids Games