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Colin has been a certified specialist in civil litigation since 2000 and has experience in basically every facet of that field. These days he spends most of his time in ADR relating to real estate and construction related litigation, commercial litigation, fraud litigation, employment litigation, class actions and international law.In 2015 Colin launched his complementary practice as a mediator and arbitrator with a view to resolving disputes efficiently, expeditiously and economically.Colin is the Past President of the Ontario Bar Association (OBA). He is the former Chair of the Civil Litigation executive of the OBA. He is also a member of the Advocates Society, and has the Q.Arb. designation from the ADR Institute of Ontario. In 2019 he took the Harvard mediation course. In October 2019 he was appointed an interim Adjudicator under the Construction Act.Colin obtained his first law degree from Trinity College, Dublin in 1982 and his LL.M., primarily in the field of environmental law, from Osgoode Hall Law School in 1983. Returning to Ireland in 1983, he taught law (numerous subjects) at University College, Cork (U.C.C.) until 1986. During that time, however, he returned to Osgoode Hall Law School as a visiting professor (teaching property and municipal law) for the fall semester in 1985. Colin moved permanently to Canada in 1986 where he practiced administrative law with Goodman & Goodman for a year.Upon his call to the Ontario Bar in 1988 he preferred to practise commercial litigation and joined Teplitsky, Colson, where he stayed for some 15 years, before starting his own litigation boutique-which is now called Stevenson Whelton LLP (SW). SW now has 11 lawyers in three locations.


  • 15 Toronto Street, Suite 200
    Toronto, ON M5C 2E3


  • Osgoode Hall Law School, York University, LL.M, graduated 1983

Bar Admissions

  • Ireland, 1984
  • Ontario, 1988
  • Ontario, 1988


  • ADR Institute of Ontario - Member
  • Advocates' Society - Member
  • Ontario Bar Association - Member
  • Toronto Commercial Arbitration Society - Member

Recognized in The Best Lawyers in Canada 2023 for work in:

  • Alternative Dispute Resolution


  • Certified by the Law Society of Upper Canada as a Specialist in Civil Litigation

Popack v. Lipszyc, 2016 ONCA 135

Successfully opposed a challenge to an international arbitral award.

Blind Spot Holdings Ltd. v. Decast Holdings Inc., 2014 ONSC 1760

Obtained a stay of oppression proceedings under Arbitration Act in shareholder dispute. Proceeding continued in private arbitration.

Biskey v. Chatham-Kent (Municipality), 2012 ONCA 802

Successfully appealed a trial finding of municipal liability for fill conditions on a building site.

Paudash Shores Cottagers Association v. Ontario (Ministry of Natural Resources), 2012 ONSC 2839

Successfully challenged the issuance of a pit permit by the ministry of natural resources through judicial review. Compiled historical evidence of the use of the property in question to establish that the pit was not a legal non-conforming use.

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