CoStar Group Company

Founded in 1987, CoStar Group is the leading provider of commercial real estate information, analytics, and online marketplaces. Our clients make up the largest community of CRE dealmakers, and we provide them with the most complete real-time commercial real estate data and the best marketing exposure for their properties.

CoStar Group is behind some of the most well-known brands in the commercial real estate industry, including CoStar, the largest provider of CRE research and real-time data; LoopNet, the most heavily trafficked mobile and online real estate marketplace; and Apartments.com, the premier rental home resource for renters, property managers and owners; and STR, the leading provider of performance benchmarking and comparative analytics to the hotel industry.