Shannon Hayes practices commercial litigation and arbitration and is the Leader of the Litigation & Dispute Resolution Group in Calgary. She is approaching 20 years of practice in dispute resolution and has a broad range of experience on commercial dispute matters.  Shannon has appeared before all levels of court in Alberta and acted in many private arbitrations.

Clients regularly request Shannon to act on complex contractual and business tort disputes. Shannon is known for creative and think outside-the-box solutions to achieve her client’s goals in the most practical way. 

Shannon is recognised by Best Lawyers in Canada, Benchmark Litigation, Legal 500, and as a Thomson Reuters “Stand-out Lawyer”.

Professional Activities

  • Law Society of Alberta, Member
  • Canadian Bar Association, Member
  • Calgary Bar Association, Member

Recognitions & Rankings

Recognitions & Rankings

  • Benchmark Canada: The Guide to Canada’s Leading Litigation Firms and Attorneys, 2020-2024: recognised as a Litigation Star
  • Thomson Reuters "Stand-out Lawyer" 2022-2024
  • Benchmark Litigation: recognised as one of Canada’s 'Top 100 Women in Litigation,' 2022-2023
  • Best Lawyers in Canada 2021-2024: recognised for Alternative Dispute Resolution and Commercial Litigation
  • The Legal 500 Canada 2022-2024: recommended as a Next Generation Partner in the Dispute Resolution: Alberta category
  • Acritas Stars 2019-2021
  • Benchmark Canada: The Guide to Canada’s Leading Litigation Firms and Attorneys, 2019: recognised as a Future Star
  • The Legal 500 Canada 2018: recommended in the Dispute Resolution category and identified as an 'extremely strong younger partner'
  • 2015 Lexpert's Special Edition on Leading US/Canada Cross-Border Litigation Lawyers
  • 2014 Lexpert Rising Star Award: recognised as one of Canada's Leading Lawyers under 40



Shannon has experience in the following areas:

Commercial and General Litigation

  • Broad litigation experience in commercial tort and contract claims

Energy Litigation

  • Involvement in a wide variety of energy matters, including disputes on the duties of operators, accounting principles and industry contract interpretation
  • Regular advisor on power and utility disputes and regulatory matters

Commercial Arbitration

  • Counsel in arbitrations under Alberta's legislated Power Purchase Arrangements and in related court proceedings
  • Acted for clients in numerous domestic arbitrations of various commercial issues under the Alberta Arbitration Act
  • Experience in international commercial arbitrations

Electronic Documents and Data Management

  • Regular advisor on records management, litigation preparedness, electronic discovery and evidence matters

News & Publications

News & Publications

Blog Posts

Speaking Engagements

Speaking Engagements

  • Regular client presentations on Dealing with Live Litigation Events and Preparing for Litigation, Managing Business Records and Corporate Communication, and Legal Privilege.
Shannon Hayes, Lawson Lundell Photo
t 403.218.7514
f 403.269.9494

Assistant Contact

Bar Admissions

  • Alberta (2004)


University of Alberta, Bachelor of Laws (with Distinction), 2003

University of Alberta, Bachelor of Arts (with Distinction), 2000

University of Alberta, Bachelor of Science, 1998

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