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Stephen A. Mullings

Managing Partner

Stephen A. Mullings is an insurance defence litigator.  He was called to the Bar in 2001 after receiving his LL.B from the University of Windsor and an Honours B.A. from the University of Toronto, with a Specialist in Political Science and a Major in Philosophy.  Stephen articled and served as an associate before becoming a partner at Dutton Brock LLP in 2009, and became a co-managing partner in 2019.  He has appeared in the Federal Court and at all levels of court in Ontario, conducting trials before both judges and juries.  His practice includes claims involving products liability, professional liability, construction claims, property, general liability, and tort motor vehicle claims.  Stephen has lectured for the Toronto Lawyers Association, and for various insurers and self-insureds on a variety of topics including products liability, occupiers liability, tort motor vehicle claims, ethics and professionalism and articling.  Stephen is a Co-Chair of the Student Programme at Dutton Brock.  He is involved in various legal associations.  Stephen is a Past President and former Director of the Toronto Lawyers Association.  He has served as a member of the Toronto Bench and Bar Committee and as a panel member of Case Management Master Competitions.  Stephen is also a member of the Advocates’ Society, the Ontario Bar Association, the Defence Research Institute and Canadian Defence Lawyers.

Stephen received his Honours B.A. in 1995 from the University of Toronto where he specialized in Political Science and majored in Philosophy.

In 1999, he was granted his Bachelor of Laws from the University of Windsor. He was called to the Bar in 2001.


Risky Business: Vicarious Liability for Employers, co-author with Paul Tushinski – The Advocates Society, 2001

Plaintiff and Defence Strategies for Success in a Bill 59 Environment: Walking You Through the Maze of Finding Underinsured and Uninsured Coverage, co-author with Paul Tushinski – The Advocates Society, 2002

Underinsured and Uninsured Coverage Under Bill 59, co-author with Paul Tushinski – Dutton Brock Firm Seminar, 2002

Introduction to Product Liability or What to do When There’s a Mouse in Your Beer?, co-author with Paul Tushinski – Sleeman Breweries Limited, 2003

Winning the Race: Advanced Defence Trial Strategies for Prevailing in Your Complex Brain and Spinal Cord Cases, co-author with Paul Tushinski – The Canadian Institute, 2003

Mr. Big Stuff, What Loss of Competitive Advantage: Who Do You Think You Are? – Dutton Brock Firm Seminar, 2004

Stephen is a member of:

  • The Toronto Lawyers Association (Trustee)
  • The Canadian Defence Lawyers
  • The Advocates’ Society
  • The Ontario Bar Association