Lewis Manning

Lawson Lundell - Alberta

Senior Counsel

Brookfield Place
225-6th Avenue S.W., Suite 1100
Calgary, AB, T2P 1N2

+1 403 781 9458

Litigation Star



Practice area:


Lewis’ practice focuses on Regulatory/Administrative Law energy matters involving both the electricity and oil and gas sectors including all aspects of rate applications, toll design, facilities applications, cost of capital and related matters before the Alberta Utilities Commission (previously the Alberta Energy and Utilities Board), the Alberta Energy Regulator (previously the ERCB) and the Canada Energy Regulator (formerly National Energy Board). He has appeared at all levels of the Alberta courts in relation to various energy related matters both at trial and appeals, the BCUC, OEB, Manitoba PUB, the Offshore Helicopter Safety Inquiry, the Federal Court, Federal Court of Appeal, and the Supreme Court of Canada. He has also represented clients in arbitrations as well as sitting as an arbitrator in relation to  oil and gas and electric industry related contract disputes.

Lewis represents independent power producers, industrial & commercial customers, oil & gas producers, utilities, forest industries, industry associations, regulators, consumers and transmission companies in relation to a variety of regulatory matters. He has participated actively in all matters relating to the restructuring of the gas transmission and distribution sectors in Canada and the electric industry in Alberta. He was also a member of the legislative drafting committee responsible for the Alberta Electric Utilities Act and related matters.

Lewis has a strong civil litigation background and has appeared as counsel in the Federal Court and Federal Court of Appeal in relation to a number of first nation challenges to pipeline projects. He has also acted as counsel before many other administrative tribunals, including the Development Appeal Board, the Workers Compensation Board, Calgary Real Estate Board, and the Municipal Government Board (Commercial Property Tax Assessment Appeals in relation to gas plants). 

Lewis is recognised by Who’s Who Legal, Lexpert, Best Lawyers in Canada, Chambers Global and Chambers Canada for his energy experience. 


Updated March 2022