DEANNA M. MULLIGAN

Corporate Board Profile

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ARCH CAPITAL GROUP LTD.

Filing Date Source Excerpt
2013-03-29 Ms. Mulligan has been the president and chief executive officer of The Guardian Life Insurance Company of America since July 2011. She was president and chief operating officer of Guardian from November 2010 to July 2011. She was awarded a B.S. degree in Business Administration from the University of Nebraska and an M.B.A. degree from the Stanford Graduate School of Business.
2014-03-27 Ms. Mulligan’s qualifications for service on our Board include her extensive executive management and operating experience in financial services organizations and broad investment skills.
2015-03-26 She was awarded a B.S. in Business Administration from the University of Nebraska and an M.B.A. from the Stanford Graduate School of Business.
2016-03-23 Ms. Mulligan has been the President and Chief Executive Officer of The Guardian Life Insurance Company of America since July 2011. She was President and Chief Operating Officer of Guardian from November 2010 to July 2011, and Executive Vice President, Individual Life and Disability Insurance of Guardian from July 2008 to November 2010. She holds a B.S. in Business Administration from the University of Nebraska and an M.B.A. from the Stanford Graduate School of Business.

Data sourced from SEC filings. Last updated: 2025-10-11