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John J. Marchioni

Also Known As John Marchioni, Marchioni

CEO of Selective Insurance Group

John J. Marchioni's profile picture

John J. Marchioni is a President and Chief Executive Officer of Selective Insurance Group, Inc.(SIGI)

Marchioni joined Selective in 1998 as a Government Affairs Specialist. In 2000 he was promoted to Assistant Vice President in Government Affairs, and in 2003 to Vice President, Director of Government Affairs. He was appointed Vice President and Strategic Business Unit Leader in 2004, and Senior Vice President, Director of Personal Lines and Flood in 2005. Mr. Marchioni was promoted to Executive Vice President, Chief Field Operations Officer in October 2007 and President and Chief Operating Officer in 2013. He was President and Chief Executive Officer from February 2020 until May 3, 2022, when John assumed his current role.


  • - Princeton University


  • Selective Insurance Group - CEO
  • Selective Insurance Group - Chairman
  • Selective Insurance Group - President