David J. Wahl, FCIArb

Partner

 wahld@bennettjones.com
Education
University of Calgary, BA (Political Science), 2010, first class honours
University of Ottawa, JD, 2013, cum laude
Bar Admissions
Alberta, 2014
British Columbia, 2021
Overview

David is a recognized leader in the fields of domestic and international commercial arbitration, as well as construction, infrastructure and manufacturing litigation and arbitration. He draws on his business and executive experience in the construction industry before entering the field of law to provide practical, business-first advice. Clients benefit from his organizational efficiency and team management experience on large-scale projects around the world.

David represents major institutional clients in complex multi-party litigation and international commercial arbitration with respect to significant commercial disputes. He has appeared as litigation counsel before all levels of courts in Alberta, and has acted as arbitration counsel under the world's leading international arbitration rule systems, including ICC, LCIA, ICDR, ADRIC, VanIAC and UNCITRAL, as well as in numerous ad hoc arbitrations.

In addition to advocating for his clients before courts and arbitral tribunals, David provides strategic advice to clients on construction, fabrication and manufacturing projects where disputes are on the horizon. He also has extensive experience with construction lien disputes and Public Works Act claims.

David is an adjunct professor at the University of Calgary's Faculty of Law in the field of international commercial arbitration and investor-state arbitration and is a Fellow of the Chartered Institute of Arbitrators. He also publishes and speaks regularly on topics pertaining to domestic and international commercial arbitration.

International Commercial Arbitration
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Dow Chemical Canada in its successful C$3.56-billion claim against NOVA Chemicals for breaches of contract

•  A Qatari subcontractor, in a multi-million dollar ICC arbitration seated in Doha against Lebanese and Qatari contractors in the construction of three LNG facilities in Qatar.
•  An Israeli technology company, in a multi-million-dollar ad hoc arbitration seated in Calgary against a Canadian manufacturing company in the fabrication of equipment for the oil sands in northern Alberta.
•  A Canadian utilities company, in a multi-million-dollar LCIA arbitration seated in Mexico City against a Mexican state-owned entity in the Engineering, Construction, Operation, and Maintenance, of a natural gas pipeline in Mexico.
•  A Canadian oil and gas exploration company, in a multi-million dollar UNCITRAL arbitration seated in Calgary against a Canadian oil and gas company in the identification of promising oil leases in Colombia.
•  A Canadian contractor, in a multi-million-dollar ICC arbitration seated in Mexico City against a Mexican subcontractor in the construction of a natural gas pipeline in Mexico.
•  A Canadian utilities company, in a multi-million-dollar ICC arbitration seated in Mexico City against a Mexican contractor in the construction of a natural gas pipeline in Mexico.
•  A Canadian contractor, in a multi-million dollar ICC arbitration seated in St. Kitts & Nevis against an owner in the design and construction of a cruise ship pier.
•  A Canadian oil and gas company, in a multi-million dollar ICC arbitration seated in Paris, France, against a Romanian state-owned oil and gas company in a production enhancement contract.
Domestic Commercial Arbitration
•  A leading global petrochemical and technology company in an ad hoc arbitration against the operator of a jointly owned ethylene manufacturing facility, which also involved several related court appearances. Dow Chemical Canada ULC v NOVA Chemicals Corporation, 2023 ABKB 215; 2023 ABCA 217; 2023 ABCA 262; 2023 ABCA 343
•  A home buyer, in an ad hoc arbitration with a home builder in the construction of a residential home.
•  An owner, in an ADRIC arbitration seated in Calgary, Alberta, against an engineering contractor in the design of a pressure relief system.
Construction Litigation
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•  A contractor, in a multi-million dollar dispute in Saskatchewan against an owner in the construction of work camp facilities.
•  A subcontractor, in a litigation in Alberta against a general contractor and developer in the construction of a residential property.
•  An owner, in a multi-million dollar litigation in Alberta against contractors and subcontractors in the construction of an oil and gas facility that exploded in the Alberta oil sands.
•  A home seller, in a dispute with a home purchaser regarding latent defects in the construction of a residential property.
•  A contractor, in a litigation in Alberta against an owner regarding the construction of a residential property.
•  A general contractor, in a litigation in Alberta against subcontractors regarding the construction of a residential property.
•  An owner, in a litigation in Alberta against a developer in the construction of a residential property.
•  A general contractor, in a dispute in Alberta with an owner regarding the construction of a commercial property.
•  A home builder, in a litigation in Alberta with an owner regarding the construction of a residential property.
•  A contractor, in a litigation in Alberta with an owner regarding the construction of a commercial property.
•  A contractor, in a multi-million dollar litigation in Saskatchewan against a subcontractor in the construction of work camp facilities.
•  An owner, in a litigation in Alberta against a general contractor in the construction of a commercial property.
•  A general contractor, in a litigation in Alberta against a subcontractor in the construction of a residential property.
•  A contractor, in a litigation in Alberta against a subcontractor in the construction of residential properties.
•  An owner, in a litigation in Alberta against a general contractor in the construction of a residential property.
•  A contractor, in a litigation in Saskatchewan against a subcontractor in the construction of work camp facilities.
•  A subcontractor, in a litigation Alberta against labourers in the construction of residential properties.
•  A general contractor, in a litigation in Alberta against the owner of a residential property.
•  A general contractor, in a litigation in Alberta against a subcontractor in the construction of a commercial property.
•  A general contractor, in a litigation in Alberta against the owner of a residential property.
•  A general contractor, in a litigation in Alberta against an owner in the construction of an equestrian facility.
General Commercial Litigation
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A syndicate of office building owners, in a successful $550-million claim against two Chinese state-owned corporations for wrongful termination of long-term lease commitments 2025 ABKB 1452022 ABQB 2842020 ABCA 2122020 ABQB 224
•  A real estate investment company, in a litigation with a non-realtor seeking a commission on the sale of lands.
•  A real estate investment company, in a multi-million dollar litigation in Alberta against another real estate investment company in a right of first refusal agreement.
•  A leading global chemical and technology company in a successful $3.5-billion breach of contract claim against the operator of a jointly owned ethylene manufacturing facility.  Dow Chemical Canada ULC v NOVA Chemicals Corporation, 2023 ABKB 156; 2024 ABKB 98; 2024 ABKB 442; 2025 ABKB 9; 2025 ABKB 217