as nasdaq csgp industry technology commercial real estate founded 1987 area served united states canada uk europe key people andrew florance president & ceo scott wheeler cfo michael klein independent chairman of the board products commercial real estate information and marketing revenue us 712 million 2015 1 number of employees approximately 2 500 website http www.costargroup.com costar group inc. is an american commercial real estate information and marketing provider with headquarters in washington dc . the company has approximately 2 500 employees . history edit costar group inc. costar was founded in 1987 by andrew florance in washington dc . costar is a provider of information analytics and marketing services to the commercial real estate industry in the united states canada the united kingdom france and spain . 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 . costar group went public in 1998 and is traded on the nasdaq under the symbol csgp . in april 2012 costar group completed the acquisition of loopnet inc for 860 million . 2 in april 2014 costar group completed the acquisition of apartments.com for 585 million . 3 in april 2015 costar group announced an agreement to acquire apartment finder . 4 references edit costar group inc investor relations . retrieved february 24 2016 . costar purchase of loopnet cleared by ftc with sale of stake . bloomberg . april 26 2012 . costar to acquire apartments.com for 585 million . the wall street journal . march 3 2014 . costar makes another push into the digital apartments sphere with a 170m buy . washington business journal . april 30 2015 . retrieved from https en.wikipedia.org w index.php title costar group & oldid 707381407 categories companies based in washington d.c.companies listed on nasdaqhidden categories pages using infobox company with unsupported parameters navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages add links this page was last modified on 28 february 2016 at 15 04 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view