WIT STUDIO, Inc. is a Japanese animation studio founded on June 1, 2012 by producers at Production I.G as a subsidiary of IG Port. It is headquartered in Musashino, Tokyo with Production I.G producer George Wada as president and Tetsuya Nakatake, also a producer at Production I.G., as a director of the studio. The studio gained notability for producing the first three seasons of Attack on Titan.

[From Wikipedia]