John Stefaniuk

Attorney at Thompson Dorfman Sweatman LLP

John Stefaniuk

John Stefaniuk

Attorney at Thompson Dorfman Sweatman LLP


John Stefaniuk engages in a broad practice with emphasis on environmental law, real estate and development law, natural resources and energy, commercial law and municipal law matters. He has particular experience in relation to contaminated sites, mining and mine rehabilitation, wind power development, natural resource development, environmental approvals and licensing, commercial real estate, leasing, financing and development, municipal approvals, taxation and assessment and business acquisitions. He appears regularly before government licensing bodies and administrative tribunals including the Manitoba Clean Environment Commission and Municipal Board, municipal councils, provincial legislative committees and in all levels of court in Manitoba and in the Federal Court in connection with environmental, resource, regulatory municipal, and property issues.

John has been repeatedly named to the Lexpert®/American Lawyer Guide to the 500 Leading Lawyers in Canada. He is also listed in the Canadian Legal LEXPERT Directory under Environmental Law and Property Development and is listed in the International Who’s Who of Business Lawyers, under Environment, Euromoney’s Guide to the World’s Leading Environmental Lawyers and the National Post-Best Lawyers in Canada directory, among other listings. He was among the "most highly regarded individuals" under Environmental Law in the "Who's Who Legal: Canada 2014 Guide to the World's Leading Lawyers". He is a roster member of the Canadian Centre for Environmental Arbitration and Mediation.


University of Manitoba, B. Comm. (Hons.) 1984, LL.B. 1987


Manitoba, 1988


Manitoba Counsel to PRR Trust in the 2014 $134 Million acquisition and financing of Kildonan Place Shopping Centre.

Manitoba Counsel to PRR Trust in the 2014 acquisition and financing of Grant Park Shopping Centre.

Manitoba counsel on the 2012 acquisition of the Huntingdon portfolio by FAM REIT.

Counsel to a historic mine operator in the settlement of a potential $42 Million environmental rehabilitation liability.

Counsel to The Toronto-Dominion Bank and local counsel to the Bentall Group in the recent $69 million sale of their respective interests in the Winnipeg TD Centre development. John was also local counsel to the Bank on the purchase financing.

Co-counsel with James Edmond to IPSCO Recycling Inc., General Scrap & Car Shredder and others in the successful defence of a novel injunction application advanced by HMQ Canada under s.311 of the Canadian Environmental Protection Act, 1999, resulting in a ½ million dollar award in costs against Environment Canada.

Counsel to The City of Brandon and Maple Leaf Foods Inc. before the Manitoba Clean Environment Commission at the 2003 hearing held in relation to the expansion of Brandon’s municipal sewage treatment plant to accommodate Maple Leaf’s second shift.


John is a Life Council Member of the Manitoba Bar Association.

Recognized in Lexpert Magazine's "Leading Lawyers in Global Mining" special edition

Recognized in Lexpert Magazine's "Canada's Leading Energy Lawyers" special edition


John is a founding organizer of the annual Environmental Law Forum. He is a frequent presenter at Law Society of Manitoba continuing legal education programs and is an occasional lecturer in Environmental Law and Municipal and Planning Law.


John is a frequent presenter on topical legal issues. He has given presentations for the CBA, the Law Society of Manitoba, the Canadian Waste Management Association, the Manitoba Environmental Industries Association, the Canadian Geotechnical Society, Enviro-Test Laboratories, the Toronto-Dominion Bank and others.

Co-chair, and "Hot Topics" moderator, 11th annual Environmental Law Forum, 2015

Co-Chair, Law Society of Manitoba Pitblado Lectures, Law in a Greener World, November 2008

Love Me Tenderer: Municipalities, Tendering and the Law, Municipal Leader Magazine, Fall 2008

Chair and presenter, Property Development, Lorman Education, 2008

Municipalities and the Constitution, Municipal Leader Magazine, Spring 2008

Caution with Precaution, Municipal Leader Magazine, Fall 2007

Chair and presenter, EPIC Professional Education Environmental Law and Regulation course, 200

The New Planning Act, presenter, 2006 Manitoba Planning Conference

Panellist, Appearing as an Expert Witness, 2006 Aquatic Toxicity Workshop, Jasper, Alberta

Moderator, Corporate Social Responsibility Panel, NEERLS annual continuing legal education, Vancouver, 2005

Civil Injunction Powers Tried Under Environmental Statute, The Lawyers Weekly, April 30 2004

The Use Of Injunctions As An Enforcement Tool: A Case Study Under Section 311 Of The Canadian Environmental Protection Act, 1999, annual CBA Environmental/Natural Resources Law education program, Halifax, March 2004

Development Agreements: Overview and Selected Legal Issues, annual Province of Manitoba Planning Conference, March 2004

Regulatory Liability and Due Diligence, Manitoba Heavy Construc­tion Association, December, 2003

Liability for Municipal Facilities, with Lynda Troup, Municipal Leader magazine, September 2003

Overview Of Drinking Water Quality Regulation In The Prairie Provinces, CBA National Symposium on Water Law, Vancouver, March, 2003

Legal Issues in Intensive Livestock Operations, Manitoba Bar Asso­ciation Midwinter Meeting, January 30, 2003

Municipalities and The Freedom of Information and Protection of Privacy Act, presented with Antoine Hacault, annual convention of the Association of Manitoba Municipalities, November 2003

Chair of the Law Society of Manitoba Continuing Legal Education Program, Recent Developments in Environmental Law and Practice, September 2002

Confidentiality and the Provision of Information to Environmental Regulatory Authorities, Law Society of Manitoba Continuing Legal Education, September, 2002

Recipient of a grant from the Legal Research Foundation in recog­nition of the paper Environmental Law Basics For Lawyers: Selected Topics (International Agreements, Private Prosecutions And Topical Cases) August 2002

Moderator and Presenter at the Canadian Bar Association Annual General Meeting, London, Ontario program Environmental Law Primer for Lawyers, presenting the paper titled Environmental Law Basics For Lawyers: Selected Topics (International Agreements, Private Prosecutions And Topical Cases), August 2002

The Green Greenfields of Home: Contaminated Sites Legislation in the Prairie Provinces - An Overview, Canadian Bar Association National Environmental Law Section Annual Continuing Legal Education Program, Toronto, April 2002

A Halloween Treat: Federal Legislation and Other Scary Stuff Annual Technical Meeting of the Canadian Prairie and Northern Section of the Air and Waste Management Association, October 31, 2001

Going Fishing In Turbid Waters: How The Fisheries Act Can Catch You, the Canadian national Aquatic Toxicity Workshop, October 2001

Co-editor, Canadian Bar Association National Environmental Law Section national newsletter, EcoBulletin, 1999-2001

CBA Annual Meeting, Saskatoon, Random Musings on Intensive Livestock Operations, August 2001

Environmental Liability of Officers and Directors and exercising Due Diligence, Asper School of Business MBA program, March, 2001

Contaminated Site, Eh? (or LUST Canadian Style) American Bar Association International Environmental Law Committee Newsletter Vol. 2, No. 4., July, 2000


John is Board Chair of the Friends of the Canadian Museum for Human Rights and Honorary Counsel to the Family Centre of Winnipeg.

John was President of the Manitoba Bar Association in 2005-2006 and served on the Canadian Bar Association (CBA) Board of Directors the following year. John was Organizing Committee Chair for the successful 2004 Canadian Legal Conference and Expo in Winnipeg. He serves on the CBA Supreme Court of Canada Liaison Committee.

John is a past Chair CBA National Environmental Energy and Resources Law Section (NEERLS) Executive. He was co-editor of the NEERLS national newsletter, Ecobulletin, and has co-chaired three of NEERLS’ national CLEs. He chairs the NEERLS Legislation and Law Reform Committee. He is a past Chair of the MBA’s Environmental Law Section and its Municipal Law Section.

John is Chair of the Manitoba Criminal Code Review Board that deals with dispositions of accused who are found not criminally responsible. He served on the Province of Manitoba’s Planning Act Review Task Force, a task group to study the use of administrative monetary penalties for regulatory offences and on an advisory group dealing with The Contaminated Sites Remediation Act.

RelSci Relationships


Number of Boards


RelSci Relationships are individuals John Stefaniuk likely has professional access to. A relationship does not necessarily indicate a personal connection.

Founder at Lanesborough Real Estate Investment Trust

Relationship likelihood: Strong

Former Chief Compliance Officer at The Cundill Group

Relationship likelihood: Strong

President at The Gail Asper Family Foundation, Inc.

Relationship likelihood: Strong

Senior Vice President & Portfolio Manager at 1832 Asset Management LP

Relationship likelihood: Strong

Director at Friends of the Canadian Museum for Human Rights, Inc.

Relationship likelihood: Average

Partner at Thompson Dorfman Sweatman LLP

Relationship likelihood: Average

Partner at Thompson Dorfman Sweatman LLP

Relationship likelihood: Average

Partner at Thompson Dorfman Sweatman LLP

Relationship likelihood: Average

Partner at Thompson Dorfman Sweatman LLP

Relationship likelihood: Average

Partner at Thompson Dorfman Sweatman LLP

Relationship likelihood: Average

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John Stefaniuk
Attorney at Thompson Dorfman Sweatman LLP
B. Comm. with Hons
Class of 1984

Canadian Bar Association is a professional, voluntary organization which was formed in 1896, and incorporated by a Special Act of Parliament on April 15, 1921. Today, the Association represents some 37,000 lawyers, judges, notaries, law teachers, and law students from across Canada.


The Manitoba Bar Association operates as a law firm. It promotes fair justice systems, facilitates effective law reform, uphold equality in the legal profession and are devoted to eliminating discrimination. The company is headquartered in Winnipeg, Canada.

Career History

Thompson Dorfman Sweatman LLP (TDS) is one of the leading full-service business law firms in Manitoba, with over 120 years of history providing legal services to its clients locally, nationally and internationally. From their offices in Winnipeg, Manitoba, TDS has the expertise necessary to help clients take advantage of every opportunity and to develop creative solutions to legal challenges experienced in their business in a timely and cost-effective way. TDS has long been recognized as a centre of excellence in the areas of business law, labor relations law, employment law, civil litigation and dispute resolution. LEXPERT® The Business Magazine for Lawyers recognized TDS as the leading corporate law firm in Manitoba, being the only Manitoba corporate law firm at the centre of its 'Bulls-Eye' ranking of Manitoba corporate law firms. A number of their lawyers have been recognized by LEXPERT® and THE BEST LAWYERS IN CANADA® and other legal publications as being among the leading Canadian lawyers in their areas of practice.While assisting business, government, institutional and individual clients with their Canadian legal needs, wherever and whenever they may arise, TDS, its lawyers and staffs are committed to supporting their community of Winnipeg, and the Province of Manitoba. Many TDS lawyers hold positions of leadership in community service support of the arts, legal education and in the legal profession.TDS is a founding member of Lex Mundi, the world's leading association of independent law firms. Through Lex Mundi, TDS provides its clients with access to more than 20,000 lawyers practicing in 160 elite law firms.

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