This is a photo of Douglas T. Yoshida

T. Yoshida



Contact by email at [email protected]

t. +1 403-260-3737


Doug Yoshida is a partner in the Litigation Group in Calgary. Doug’s practise focuses on corporate-commercial disputes in the oil and gas industry. 

Doug has appeared as lead counsel at all levels of court in Alberta, including in chambers, trials and appeals and represents parties before administrative, mediation and arbitration hearings. He has been retained to litigate disputes elsewhere in, and outside of, Canada. Doug is regularly retained by exploration and production companies and other businesses in the energy industry, both private and public, due to his understanding of his clients’ businesses and his significant oil and gas litigation experience. Doug is ranked by Benchmark Canada as a Litigation Star in the areas of commercial litigation, arbitration and securities litigation. 

Some examples of Doug’s oil and gas litigation experience include upstream, midstream and downstream disputes regarding: joint ventures; facility and equipment failures; engineering, procurement and construction claims; pipeline ruptures and associated land owner and insurance coverage claims; shareholder rights, including oppression, insider trading, arrangement and share valuation claims; and disputes that arise during and after the acquisition and divestiture of oil and gas assets and corporate transactions. 

Doug’s litigation experience also includes disputes regarding: construction, ownership and operation agreements; transportation, facilities and processing agreements; royalty, net profit interest, farmout and pooling agreements; pricing contracts and accounting disputes; finder’s fees; insurance coverage, including property damage and business interruption claims; product liability issues; professional negligence claims; commercial leases; and fraud, conspiracy and breach of fiduciary duty claims.
Doug obtained his Bachelor of Arts degree in philosophy after attending the University of Lethbridge and University of Calgary and obtained his law degree from Dalhousie University. Doug has been a member of the firm’s litigation group since completing his articles with McCarthy Tétrault LLP. 

Since 2005, Doug has served on the national pro bono committee at McCarthy Tétrault LLP which helps oversee the approximately 10,000 hours per year of pro bono services that the firm’s lawyers provide to disadvantaged individuals in our communities and the organizations that help these individuals. Doug helped lead the creation of the Civil Claims Duty Counsel and Queen’s Bench Amicus programs which provide pro bono legal advice to unrepresented litigants in the Alberta courts. In 2017-2018, these programs helped more than 5,000 Albertans. 

Doug’s past and current community activities include: Pro Bono Students Canada, Calgary Legal Guidance, Student Legal Assistance, Calgary Drop-In & Rehabilitation Center, The Calgary Food Bank, Annual Project Homeless Connect, the University of Calgary Student Union Tribunal, The Mustard Seed, Bankers Hall Club Members Advisory Group, Legal Education of Alberta bar admission course instructor and the University of Calgary mentor program. 

Doug has spoken at numerous seminars for the Canadian Securities Institute, Insight Information Co., University of Lethbridge and University of Calgary. Doug has also co-authored articles, including:

  • "Piercing the Corporate Veil: A Canadian Overview and Risk Assessment", Annual Review of Civil Litigation (2014); and
  • "Public Policy in Canadian Contract Law", Annual Review of Civil Litigation (2007) as cited by the Supreme Court of Canada in Tercon Contractors Ltd. v. British Columbia, 2010 SCC 4.