CoStar Group, Inc. (CoStar), is a provider of information, analytics and marketing services to the commercial real estate industry in the United States and United Kingdom. The Company�s 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 clients' Websites, information about industry professionals and their business relationships, data integration and industry news. Its service offerings span all commercial property types, including office, industrial, retail, land, mixed-use, hospitality and multifamily. In April 2012, the Company completed the acquisition of LoopNet, Inc. In April 2014, CoStar Group Inc completed the acquisition of Apartments.com.