CoStar Group, Inc. (NASDAQ — CSGP) is commercial real estate's leading provider of information, analytic and marketing services.
Founded in 1987, CoStar is the primary provider of websites for commercial real estate information, analytics and marketing services. The company conducts expansive, ongoing research to produce and maintain the largest and most comprehensive database of commercial real estate information. Our suite of online services enables clients to analyze, interpret and gain unmatched insight on commercial property values, market conditions and current availabilities.
Headquartered in Washington, DC, CoStar maintains offices throughout the U.S. and in Europe with a staff of approximately 2,000 worldwide, including the industry's largest professional research organization. CoStar’s current market cap exceeds $4 Billion.