Game Architect Studio
Game design, consultancy and playtesting.

Nonline
Game and design development

GainPlay Studio (Closed)
Serious games studio

Rengin Tumer - Illustration & Concept Design
game artist and visual developer

Springlab
Social serious game developer

Witan BV
Game production company

Monobanda
Experimental game development studio

PLAYERUNKNOWN Productions
Game development studio

Gameowdio
Game audio outsourcing studio

Traverse Research
Rendering research and development company

PlayJoy
Game design studio

Tover
Healthcare game developer

IJsfontein
Serious Games Studio

8D Games
Serious Games and gamification studio

Ludens Labs
Data consultant and toolbuilder

Grendel Games
Serious game development company

Lion Castle BV
Game publisher

Gee!Design
Game development studio with research