Dennis Crowley

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Dennis Crowley
Dcrowley headshot sunset.jpg
Born (1976-06-19) June 19, 1976 (age 39)
Medway, Massachusetts, U.S.
Nationality American
Alma mater Syracuse University (B.A. 1998) New York University (M.P.S. 2004)
Occupation internet entrepreneur
Known for Co-founder of Dodgeball and Foursquare

Dennis Crowley (born June 19, 1976) is an American Internet entrepreneur best known for co-founding the popular social networking sites Dodgeball and Foursquare.


Crowley was born in Medway, Massachusetts to Mary Moraski Crowley and Dennis P. Crowley.[1] He grew up in a church-going close-knit family.[2] He graduated from Xaverian Brothers High School in Westwood, Massachusetts in 1994 and was featured in the front-cover story of Xaverian's seasonal magazine.[citation needed] He received a B.A. in 1998 from Syracuse University's S.I. Newhouse School of Public Communications and a M.P.S. master's degree in 2004 from New York University's Tisch School of the Arts Interactive Telecommunications Program (ITP).[3]


After graduating from Syracuse, Crowley worked as a researcher for Jupiter Communications. In 2000, he joined mobile app provider Vindigo as a product developer. In 2003, he worked on MTV's wireless product development side, and held stints at PacManhattan and ConQwest 2004.[4]

Crowley co-founded Dodgeball with fellow student Alex Rainert in 2003 while attending New York University.[5] Dodgeball was subsequently acquired by Google in 2005,[6] after which Crowley along with Naveen Selvadurai developed a second version of the original Dodgeball service called Foursquare in late 2008 and launched the service at SXSW in 2009.[7] Foursquare, offering location-based social networking services via mobile devices, had over 6 million users worldwide as of January 2011,[8] 10 million users as of June 2011[9] and 25 million users reportedly in August 2012.[10]


Crowley has been a member of the Crain's New York Business 40 Under 40 in 2011; he was also named one of Fortune Magazine's "40 under 40" Business's hottest rising stars in 2010.[11][12] The online magazine ranked Dennis Crowley number 19 of the "Top 49 Most Influential Men 2010."[13] In 2005, he was named to the MIT Technology Review TR35 as one of the top 35 innovators in the world under the age of 35.[14]

Controversy 2014 Boston Marathon[edit]

In 2014 Crowley admitted to producing a fraudulent Boston Marathon bib for his wife, Chelsa Crowley, to use.[15] He apologized for his actions. In a statement, Crowley admitted what he had done had "...overshadowed the event for those who ran and those who ran to honor others".[15][16]

Personal life[edit]

Crowley married Chelsa Lynn Skees at Buttermilk Falls Inn in Milton, N.Y. Sarah Simmons, a Universal Life Church minister, officiated.[1] He is a Christian.[17]


  1. ^ a b Laskey, Margaux (20 October 2013). "‘Girl Version’ of Him, ‘Boy Version’ of Her". New York Times. Retrieved 2015-02-03. He is a son of Mary Moraski Crowley and Dennis P. Crowley of Medway, Mass. 
  2. ^ Alyson Shontell (15 February 2012). "The $600 Million Social Life Of Foursquare Founder Dennis Crowley". Business Insider. Retrieved 2015-02-03. Crowley grew up in a close-knit family that made everything playful. When they were in church... 
  3. ^ "New York University - Alumni Profile: Dennis Crowley (TSOA '04)". Retrieved 31 December 2014. 
  4. ^ Gernstetter, Blake (July 7, 2010). "SO WHAT DO YOU DO, DENNIS CROWLEY, CO-FOUNDER AND CEO OF FOURSQUARE?". Mediabistro. Retrieved November 1, 2014. 
  5. ^ Adams, Tim (25 April 2010). "Will Foursquare be the new Twitter?". The Guardian. 
  6. ^ "Technology Management and Innovation - NYU Polytechnic School of Engineering" (PDF). Retrieved 31 December 2014. 
  7. ^ "About". Retrieved 31 December 2014. 
  8. ^ "So we grew 3400% last year…". January 28, 2011. Archived from the original on January 24, 2010. 
  9. ^ Sarah Lacy. "Foursquare Closes $50M at a $600M Valuation". TechCrunch. Retrieved 24 June 2011. 
  10. ^ Sloane, Garrett. "Foursquare’s big overhaul falls flat with users". The New York Post. Retrieved 1 February 2013. 
  11. ^ Kira Bindrim. "Dennis Crowley". Retrieved 28 June 2012. 
  12. ^ "40 under 40". Retrieved 31 December 2014. 
  13. ^ "Dennis Crowley Top49 Men". October 31, 2010. 
  14. ^ "2005 Young Innovators Under 35". Technology Review. 2005. Retrieved August 15, 2011. 
  15. ^ a b MOSENDZ, POLLY. "Foursquare CEO and Wife Fake a Bib for the Boston Marathon [UPDATED]". BetaBeat. 
  16. ^ Doug Saffir (April 25, 2014). "Foursquare Co-Founder Apologizes for Bib Fraud". Retrieved 2015-02-03. 
  17. ^ Dennis Crowley (24 Dec 2014). "Pro tip for transporting candy in church". Twitter. Retrieved 2015-02-03. 

External links[edit]