Certain Affinity is a video game development studio based in Austin, Texas. It was founded in 2006 by former Bungie employee Max Hoberman, a few other former Bungie employees, and other industry veterans.
The studio has supported the Halo franchise ever since, such as creating two new maps for Halo 2, many new maps for Halo: Reach, Halo 4's Forge and many map packs, Halo 2: Anniversary multiplayer, and Halo Infinite multiplayer.