David Major


[email protected]

David provides practical, strategic advice to owners, contractors, subcontractors, engineers, consultants and surety bonding companies. He specializes in assisting with complex mediation, arbitration and litigation disputes arising from large-scale construction and engineering projects.

David represents clients from the start of a construction project, including with front-end contract drafting and advice related to tendering and procurement processes and disputes that include claims involving: 

  • Breach of contract; 
  • Lien, design and engineering issues; 
  • Errors and omissions; 
  • Construction deficiencies, delay; and 
  • Liquidated damages claims.

David has appeared at Construction Lien Master's Court, Superior Court and Divisional Court Prior to joining BLG, David was a motivational speaker who presented to more than 100,000 people across Canada, the United States and China.


  • David’s reported decisions include the following:
  • Counsel for a design-build contractor in a dispute arising out of the design and construction of a major highway project.
  • Counsel for one of the world's largest design consultants, providing architectural and engineering services for the design of multiple subway stations in a complex multi-party dispute involving errors and omissions.
  • Counsel for an international rail signalling provider in an arbitration arising out of the renovation of a major North American transportation hub.
  • Counsel for the design-build contractor in a multi-party action arising out of a dispute over the fabrication and manufacturing of girders for a significant infrastructure project.
  • Counsel for a joint venture international mining project involving a dispute with the owner regarding breaches of contract and tort in respect of an engineering, procurement and construction management agreement.
  • Counsel for the owner of a large distribution centre in a dispute over deficiencies in the construction of a concrete slab.

Beyond Our Walls

Professional Involvement

  • Member-At-Large, Ontario Bar Association, Construction and Infrastructure Section Executive
  • Member, The Advocates' Society

Community Involvement

  • Volunteer, Pro Bono Ontario

Awards & Recognitions

  • Recognized in the 2024 edition (and since 2022) of Best Lawyers: Ones to Watch in Canada (Construction Law)

Bar Admission & Education

  • Ontario, 2015
  • JD, Osgoode Hall Law School, 2014
  • BA (Hons.), University of Western Ontario, 2004