ACCL Membership Directory

Duncan Glaholt

  • Independent mediator and arbitrator
  • Glaholt ADR Inc.
  • 119 Cheltenham Avenue
  • Toronto, Ontario, M4N 1R1, Canada


  • Undergraduate: B.A. University of Manitoba, 1974
  • Law School: Univeristy of Toronto, 1977

Career History

B.A. University of Manitoba, 1974

J.D. University of Toronto, 1977 J.D.

Called to bar of Province of Ontario, 1979

Founder of Glaholt LLP, 1986

Certified specialist in Construction Law, Law Society of Upper Canada, 1998

Diploma in International Commercial Arbitration, 2004

Chartered Arbitrator, 2009


Duncan W. Glaholt, C. Arb., is counsel to the firm he founded, Glaholt Bowles LLP. He is certified by the Law Society of Ontario as a Specialist in Construction Law and is the recipient of the 2014 OBA Award of Excellence in Construction Law, the 2018 TCA Donald Griffin Jr. Award. Mr. Glaholt is a Fellow of the American and Canadian Colleges of Construction Lawyers and the International Academy of Construction Lawyers. Mr. Glaholt is a Chartered Arbitrator and Distinguished Fellow of the International Academy of Mediators. He is the author or co-author of Halsbury’s Laws of Canada – Construction and Alternative Dispute ResolutionThe Law of ADR in Canada: An Introductory GuideConstruction Builders’ and Mechanics’ Liens in CanadaConduct of Lien, Trust and Adjudication Proceedings and The Annotated Ontario Construction Act. He is an Adjunct Professor at the University of Toronto’s Faculty of Law.

Professional Activities

Adjunct Professor University of Toronto Law School (Construction Law)

Arbitrator, Chartered Institute of Arbitrators

Founding Fellow, Past President, Canadian College of Construction Lawyers

Founding Fellow, International Academy of Constructions Lawyers

The Law Society of Upper Canada

Advocates’ Society

County of York Law Association

Ontario Trial Lawyers’ Association

Dispute Resolution Board Foundation

American Trial Lawyers Association

Representative Articles, Publications, Speeches and Seminars

Annotated Construction Lien Act, now in its 21st edition, (Carswell, 2016, co-author)

Conduct of a Lien Action, now in its 11th edition, (Carswell, 2016, author)

The Law of ADR in Canada: An Introductory Guide, (LexisNexis, 2011, co-author)

Alternative Dispute Resolution, Halsbury’s Laws of Canada, (LexisNexis, 2009, co-author)

Construction, Halsbury’s Laws of Canada, (LexisNexis, 2008, co-author)

Construction Builders’ and Mechanics’ Liens in Canada, 7th edition, (Carswell, 2005, co-author)

Journal of the Canadian College of Construction Lawyers, (Carswell, 2005 – 2011, editor)

O’Brien’s Encyclopedia of Forms11th edition, Building Contracts, Bonds & Indemnities, (Canada Law Book, 2002 and 2007)

Numerous articles on Conciliation, Expert Determination, 100 Day Construction Arbitration, Adjudication, ICC Arbitration, Inquisitorial resolution of large scale construction disputes etc.

Numerous speaking engagements, Law Society of Upper Canada, Canadian and Ontario Bar Associations

Court Admissions

Ontario, Canada

Alberta, Canada

Saskatchewan, Canada

Community Activities

Board of Directors, William Osler Health Centre, 2001 – 2011, one of Canada’s larges public hospitals, Chair of Board 2007 – 2011.

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