CoStar Group, Inc. (CoStar) is a provider of information, analytics and online marketplaces to the commercial real estate and related business community through its database of commercial real estate information covering the United States, the United Kingdom, and parts of Canada, Spain, Germany and France. The Company provides online marketplaces for commercial real estate, apartment rentals, lands for sale and businesses for sale. It manages its business geographically in two segments: North America, which includes the United States and Canada, and International, which includes the United Kingdom, Spain, Germany and France. Its suite of information, analytics and online marketplaces is branded and marketed to its customers. Its services are primarily derived from a database of building-specific information and offer customers specialized tools for accessing, analyzing and using its information. It has five brands: CoStar, LoopNet, Apartments.com, BizBuySell and LandsofAmerica.