Visual Concepts
 Visual Concepts is a California-based video game developer best known for developing Take-Two Interactive's 2K series of sports games. After the success of the series they were acquired by Sega and became a wholly owned studio with Sega usually termed a first-party developer. However Sega at the time termed non-internal studios that the company either set up or purchased as 1.5 development studios in order to differentiate them from their own internal studios.