Williams Street Productions, LLC, d/b/a Williams Street and formerly known as Ghost Planet Industries, is an American animation and live action television production studio owned by the Warner Bros. Television Studios division of Warner Bros., a unit of Warner Bros. Discovery. The studio is the in-house production arm of Adult Swim. Mike Lazzo and Keith Crofford oversaw operations for the building for most of its existence.

Bento Box Entertainment, formerly known as Bento Box Animation, is an American animation studio located in the North Hollywood neighborhood of Los Angeles, California. It was founded in 2009 by executive producers Scott Greenberg, Joel Kuwahara, and Mark McJimsey. It is a subsidiary of Fox Corporation and operates under the Fox Entertainment division. The studio is best known for producing Bob's Burgers for Fox prior to its acquisition in August 2019.