Seán O'Neill > McCarthy Tétrault > Toronto, Canada > Lawyer Profile

McCarthy Tétrault
66 Wellington Street West
Suite 5300, TD Bank Tower Box 48
Toronto ON M5K 1E6

Work Department

Energy: Power (Transactional)


Industry Group Leader of firm’s National Power Group and Partner in the firm’s Toronto office and. Significant experience representing domestic and foreign acquirers, investors and sellers of a variety of power assets, including transmission and distribution, district energy, and all conventional and alternative generation technologies, including nuclear. Has assisted financial institutions and borrowers on project financings and re-financings of power projects and distribution systems across Canada and in the US. Regularly acts for project developers and sponsors negotiating commercial arrangements in the sector, including power purchase and energy service agreements, CFDs, service contracts, conservation and demand management agreements and joint-venturing agreements.


Ontario Bar, 1997.

Lawyer Rankings

Canada > Energy and natural resources > Power

(Leading individuals)

Seán O’NeillMcCarthy Tétrault

McCarthy Tétrault provides a strong service to clients throughout the life cycle of power-related projects, spanning conventional generation, nuclear and renewable energy. The team is regularly engaged in high-value buy and sell-side M&A work throughout the value chain, and is also instructed by lenders and underwriters in the financing of all classes of transmission, distribution and generating assets and projects. Proceedings before courts and regulators across Canada and cross-border electricity mandates also feature on the workload. The group, which is led by Seán O’Neill in Toronto, is able to draw on existing expertise to assist clients on matters related to new and transitional areas in the power sector, such as green hydrogen production and Small Modular Reactor (SMR) development. David Lever has a wealth of experience in the power sector, advising on development, financing and regulatory matters. The latter is a primary focus for George Vegh, while Suzanne Murphy is noted for her transactional track record involving renewables and conventional energy assets. All named practitioners sit in the Toronto office.