Colm St. Roch Seviour, QC


Suite 1100, Cabot Place
100 New Gower St.
St. John’s, N.L.
A1C 6K3



Language(s) spoken: English

Bar Admission(s): Newfoundland and Labrador, 1983

Legal Assistant(s): Susan Greening

Providing legal services through a professional corporation.

Working with a diverse group of clients that include prospectors, mining firms, onshore and offshore oil and gas operators, hydroelectric project developers and product manufacturers, Colm helps to protect interests and achieve results. He has litigated cases before the NL Mineral Rights Adjudication Board and the NL Public Utilities Board, at all levels of the NL Courts, and in the Supreme Court of Canada. Colm has acted as counsel in:

  • Numerous Newfoundland and Labrador mining and other natural resources transactions
  • Mining royalty arbitrations under the International Commercial Arbitration Act
  • Litigation of aboriginal rights claims (including CEPA, Fisheries Act, and provincial environmental legislation)
  • Defence of environmental charges
  • Prosecution and defence of product liability claims involving products as diverse as hockey skates and offshore heat tracing
  • Commercial mediations and litigations in matters ranging from simple contract breaches to civil fraud
  • NAFTA matters, including acting as lead NL counsel for AbitibiBowater Inc. in its 2009 case against the Government of Canada, resolved by settlement in 2010

Education & Career


Memorial University of Newfoundland, BA, 1979
Osgoode Hall Law School, LLB, 1982


Member, Stewart McKelvey Partnership Board, 2008 – 2011
Member, Canadian Bar Association
Board member and past president, Tennis Newfoundland and Labrador
Board member, Lady Cove Women’s Choir
Board member, Riverdale Tennis Club
Board member, Canadian Advisory Council, Neuchatel Junior College
Member, Enviornmental Law Forum (group of leading Canadian environmental lawyers in private practice)


Queen’s Counsel, 2018
Best Lawyers 2018 Corporate and Commercial Litigation “Lawyer of the Year” in St. John’s
Best Lawyers 2015 Natural Resources Law “Lawyer of the Year” in St. John’s
Best Lawyers: Corporate and Commercial Litigation, 2011 – 2019
Best Lawyers: Energy Regulatory Law, 2012 – 2019
Best Lawyers: Environmental Law, 2006, 2008 – 2019
Best Lawyers: Natural Resources Law, 2011 – 2019
Best Lawyers: Mining Law, 2014 – 2019
Who’s Who Legal: Canada 2012, 2014 – 2016 (Mining)
Benchmark Canada, local litigation star (Aboriginal Law, Commercial Litigation, Energy Litigation, Environmental Law, Product Liability), 2012 – 2013
Benchmark Canada, local litigation star (Aboriginal, Energy and Natural Resources, Environmental, General Commercial, Product Liability), 2015
Benchmark Canada, local litigation star (Aboriginal, Environmental, General Commercial), 2018
Lexpert rating: Indigenous Law
Lexpert rating: Energy (Electricity)
Lexpert rating: Litigation – Corporate Commercial
Lexpert rating: Mining


Past contributor and member of the editorial board, Newfoundland and Labrador OilWorks magazine

Past frequent contributor, Newfoundland and Labrador Mining Magazine

Co-author, Emerging Issues in East Coast Oil and Gas Development (1997) 35 Alta. L. Rev 269.


Designer and co-chair, “Rocks and Stocks – Mining Law Nuggets”, Canadian Institute of Mining, Metallurgy and Petroleum Conference, St. John’s, October 2011

Designer and presenter, “Preparing Option Agreements, Tips, Traps and Best Practices”, Canadian Institute of Mining, Metallurgy and Petroleum Conference, St. John’s, October 2010