About Ian A. Mondrow

When power producers, utilities, gas shippers, competitive energy suppliers and large consumers of gas and electricity have business before Canada's energy regulators, Ian A. Mondrow represents them. Ian is a partner with Gowling WLG in Toronto and belongs to the firm's Energy Sector Group, with a practice built around energy regulation and policy. Government agencies and non-governmental organizations have also asked Ian for advice on energy policy and on how an energy sector should be designed and legislated, in Canada and in other countries.

Ian was called to the Ontario bar in 1991 and has now spent more than three decades working in energy, most of it in private practice. Before coming to Gowling WLG, Ian practised at another national firm and spent a year as special advisor to the Ontario Energy Board's chair. There were also four years on the industry side, as vice-president of Government & Regulatory Affairs for a large competitive energy services company, where market design, energy policy and the shape of legislation took up much of Ian's time.

Ian is a regular in front of the OEB and other bodies that regulate the economics of energy, and is on the regulatory team of the Industrial Gas Users Association, the group that carries the voice of large gas users into regulatory proceedings. Ian also writes in public about why energy regulators should be independent. In 2024, after Ontario's energy minister moved to overrule an OEB decision that free gas hookups for new builds, recovered through rates over decades, were no longer appropriate, Ian took up the question in The Globe and Mail, and The Narwhal turned to Ian for comment on the dispute more than once that year, quoting Ian calling the ruling a watershed case.

Best Lawyers has listed Ian since 2013 and named Ian its 2020 Lawyer of the Year for energy regulatory law in Toronto. Ian also belongs to the Council for Clean & Reliable Energy, whose non-profit mission is open discussion of the energy sector's challenges.

Practice areas

Rate cases and regulatory applications

Ian acts as Ontario regulatory counsel for large gas consumers who intervene regularly in OEB gas rate and policy proceedings, and for a large utility group in provincial and national applications, sometimes as the applicant and sometimes as an intervenor. On the electricity side, Ian was counsel to an Ontario distributor whose modified Custom IR application the OEB approved essentially as requested in November 2015, setting its rates from 2015 through 2019.

Licensing, permits and leave to construct

Applicants come to Ian for electricity transmission, distribution and energy retailing licences in Ontario, for pipeline leave to construct, and for consolidations of electricity distributors. Ian also handles NEB import and export permits for electricity and natural gas, along with the compliance issues that come with them.

Transmission and pipeline tolls

Ian represented the applicant that won designation to develop Ontario's East-West Tie Line, chosen by the OEB from six applicants who each filed a full development proposal. Ian also acted for a coalition of power generators from Ontario and New York State that intervened in the NEB's hearing on TransCanada Pipelines' 2011 tolls and services restructuring application, a hearing whose oral phase ran 72 days in Calgary, Montreal and Toronto.

Competitive energy markets

Competitive energy service providers get advice from Ian on compliance in wholesale and retail electricity markets. Ian also acts in Ontario gas and electricity proceedings for competitive energy and electrical services providers, where their business meets that of the regulated utilities.

Education & credentials

  • LLB, Osgoode Hall Law School (1989)
  • BA (with distinction), York University (1986)
  • Called to the Ontario bar (1991)

Publications & speaking

Memberships & affiliations

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This listing was generated by AI from public sources in October 2026. It may contain errors, and we can’t guarantee it’s accurate or complete. Before you rely on anything here, verify it on their firm’s website. Confirm Ian A. Mondrow’s licence and standing in the Law Society of Ontario directory ↗

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