Charles Keizer > Torys > Toronto, Canada > Lawyer Profile


Work Department

Energy, Power


A leading energy lawyer, Charles Keizer advises clients on some of the most sophisticated work in the sector, combining skilled advocacy and deep regulatory knowledge to help advance projects and unique and complex matters.

Charles is co-head of Torys’ Infrastructure and Energy Practice and leads the Energy Regulatory Practice. He maintains an active practice with an emphasis on administrative law and project development in the energy sector. He frequently advises generators (renewable and conventional), transmitters, and electricity and natural gas distributors in relation to regulatory, project development and contractual matters.

Charles regularly appears before the Ontario Energy Board on rates, licensing and leave to construct matters applications, some of which are the most complex and unique matters considered by that tribunal.

As lead counsel on a number of generation and transmission projects, Charles has provided strategic advice related to federal and provincial regulatory regimes, and he has a strong understanding of project development—from the initial stages to connection and commercial operation.


P.E.I. Bar, 1995
Ontario Bar, 1993


Before entering the legal profession, Charles was a financial project manager and economic analyst with the Ontario Energy Board.

Charles is past Chair of the Board of Burlington Hydro Electric Inc. and Burlington Hydro Inc. He is also a former director of the Ontario Energy Association and a Governor of the McMaster University Board of Governors.

Lawyer Rankings

Canada > Energy and natural resources > Power

(Leading individuals)

Charles KeizerTorys

From its bases in Toronto and Calgary, Torys’ highly regarded group is active in power matters across the country. Enviably balanced between transactional and regulatory work, the practice acts for an impressive roster of Canada’s major power entities, including Ontario Power Generation and Hydro One Networks. Department co-head Krista Hill is a pre-eminent specialist in power transactions and projects; she is currently leading the team’s advice to Ontario Power Generation on Canada’s first on-grid small modular reactor at the site of its Darlington New Nuclear Project, and also on the related C$970m funding agreement with Canada Infrastructure Bank. Other key transactional contacts include projects specialist Valerie Helbronner and Huw Evans. On the regulatory front, department co-head Charles Keizer and Calgary-based Lou Cusano are both sought-after sector experts. Named lawyers are based in Toronto unless otherwise stated.