CoStar Group, Inc.
| Nasdaq: CSGP
CoStar Group, Inc. provides information, analytics and marketing services to the commercial real estate and related business community through its comprehensive, proprietary database of commercial real estate information covering the United States and parts of the United Kingdom and France, as well as its complementary online marketplace of commercial real estate listings. Its integrated suite of online service offerings includes information about space available for lease, comparable sales information, tenant information, information about properties for sale, internet marketing services, analytical capabilities, information for client's websites, information about industry professionals and their business relationships, data integration and industry news. The company operates its business through two segments: the U.S. and International, which includes the U.K. and France. The company's subscription-based information services consist primarily of CoStar Property Professional, CoStar Tenant, CoStar COMPS Professional and FOCUS services. CoStar Group was founded by Andrew C. Florance and Michael R. Klein in 1987 and is headquartered in Washington, DC.