COMPANY PROFILE · UPDATED 24 AUG 2026
31st Union
31st Union is a video game development studio of 2K based in San Mateo, California, with a studio in Valencia, Spain. It was founded in February 2019, then provisionally named 2K Silicon Valley, with Sledgehammer Games co-founder Michael…

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Claim it →- Founded
- 2019
- Headcount
- 87
- Open roles
- 7
- Last raised
- —
TECH STACK
How 31st Union builds
LEADERSHIP
Founders & key people
OPEN ROLES
Hiring at 31st Union
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Industry
Tech Stack
LOCATIONS
Where they work
31st Union offices
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- San Mateo, CA