Game Tailors
Serious Game Development Studio

&ranj
Serious games and assessment studio

Studio MX
Serious games development studio

IJsfontein
Serious Games Studio

Critical Bit
Game development studio

ImproVive
VR development studio

GainPlay Studio (Closed)
Serious games studio

Springlab
Social serious game developer

Tover
Healthcare game developer

The Sphere of Sound
Immersive Audio Production Studio

Digipuzzle Games
Educational game developer & publisher

Game Architect Studio
Game design, consultancy and playtesting.

BlueTea
Serious game development company

8D Games
Serious Games and gamification studio

Grendel
Serious game development company