Monolith Productions is a Kirkland, Washington-based computer game developer. Monolith is also known for the development of the graphical game engine Lithtech, which has been used for most of their games. Between 1997 and 1999, Monolith also published games, some developed by the studio, some by third parties. Monolith's internally developed technology is currently available to be licensed to 3rd-parties through the company Touchdown Entertainment. In 2004, Monolith Productions was acquired by Warner Bros., a subsidiary of Time Warner.