Lucasfilm Ltd. (Lucasfilm) is one of the largest independent movie studios in the US. Its principal business activities include film production and television programs. Through its subsidiaries, it also offers licensing, special effects, and software services. Lucasfilm conducts its business through seven divisions namely, Licensing, Skywalker Sound, Industrial Light & Magic, Animation, Lucasfilm, Lucasarts and Lucas online. The Letterman Digital Arts Center of the company integrates motion picture, visual effects and gaming technologies in one digital arts campus. The company operates across various geographies and has principal operations in the US. Lucasfilm is headquartered at San Francisco (California), the US.