Career
Undrafted, Bentivoglio played four years of collegiate hockey with Niagara University of the CHA. In his senior year and captain of the Purple Eagles in the 2006-2007 season, Sean was named the CHA"s player of the year. After finishing his collegiate career, Sean made his professional debut with the AHL"s Providence Bruins. Bentivoglio made an impact with the P-Bruins helping them get past the first round in the playoffs with 9 points in 13 games.
On May 21, 2007, Bentivoglio signed a three-year entry level contract with the New York Islanders.
Sean was assigned to AHL affiliate, the Bridgeport Sound Tigers for the 2007-2008 season. In the 2008-2009 season, Sean matched his 32 point rookie campaign with the Sound Tigers and made his National Hockey League debut with the Islanders in a 5-1 defeat to the Montreal Canadiens on April 2, 2009.
After three years within the Islanders organization, Sean left as a free agent. On July 22, 2010, he signed a one-year contract with German club Augsburger Panther of the DEL.