Zillow Group, Inc. engages in the provision of real estate and home-related information marketplaces on mobile and the web. It operates through the following segments: Internet, Media & Technology (IMT), Homes and Mortgages segment. The IMT segment includes premier agent, rentals and new construction marketplaces, as well as dotloop, display and other advertising and business software solutions. The Homes segment includes Zillow Group's buying and selling of homes directly. The Mortgages segment includes advertising sold to mortgage lenders and other mortgage professionals, mortgage originations through MLOA and the sale of mortgages on the secondary market, as well as Mortech mortgage software solutions. The company was founded by Richard N. Barton and Lloyd D. Frink in December 2004 and is headquartered in Seattle, WA.