Portal library capsule (Steam) / Sorry, we don't have accessible text for this image :( / Image credit: Steam

Portal

Company and staff credits

Company credits

Publisher

Logo of Valve Corporation / This image is derived from a logo uploaded to Wikimedia Commons. / Image credit: Valve Corporation

Valve Corporation

Developer

Logo of Valve Corporation / This image is derived from a logo uploaded to Wikimedia Commons. / Image credit: Valve Corporation

Valve Corporation

Staff credits

Writer

This is a fallback image. No image is available.

Erik Wolpaw

Designer

Kim Swift at the Game Developers Conference in 2010 / Sorry, we don't have accessible text for this image :( / Image credit: Official GDC / This work is licensed under Creative Commons Attribution 2.0

Kim Swift