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Dennis Crowley, American businessman, co-founded Foursquare
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Dennis Crowley
American Internet entrepreneur
Dennis Crowley is an American Internet entrepreneur who co-founded the social networking sites Dodgeball and Foursquare.Source: Wikipedia (CC BY-SA)
Foursquare (company)
American technology company
Foursquare Labs Inc., commonly known as Foursquare, is a geolocation technology company and data cloud platform based in the United States. Founded by Dennis Crowley and Naveen Selvadurai in 2009, the company rose to prominence with the launch of its local search-and-discovery…Source: Wikipedia (CC BY-SA)