Atty. Aaron Atcheson
Aaron Atcheson practices in the area of real estate and business transactions, and energy and infrastructure projects. Aaron has been repeatedly recognized as a leading lawyer and expert in energy, environmental law and property development and he represents a wide variety of parties across the infrastructure sector, including in the renewable energy industry.
Profile Summary
About Aaron Atcheson at a glance
Aaron Atcheson is a environmental and energy attorney based in London, Ontario, practicing at Miller Thomson LLP. They have 26+ years of legal experience, licensed to practice since 2000. Admitted to practice in Ontario (2000). Educated at McGill University (LL.B., 1998). Recognitions include Best Lawyers in America — Energy Law (2026), Best Lawyers in America — Environmental Law (2026), and Best Lawyers in America — Awards: (2026). Serands clients in London, ON and the surrounding metropolitan area.
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About
- Aaron Atcheson practices in the area of real estate and business transactions, and energy and infrastructure projects
- Aaron has been repeatedly recognized as a leading lawyer and expert in energy, environmental law and property development and he represents a wide variety of parties across the infrastructure sector, including in the renewable energy industry
- Aaron advises clients on structuring, regulatory, site acquisition, permits, procurement, construction and financing of energy and infrastructure projects, and on the real estate and environmental aspects of industrial land development, acquisition and financing
- Aaron's practice in law has been lauded by many organizations including The Best Lawyers in Canada and the Canadian Legal Lexpert Directory for many years
Practice Areas Explained
Aaron Atcheson's Areas of Practice
Each practice area below reflects the types of cases Aaron Atcheson handles, with a brief overview of what that area of law covers.
Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.
Aaron Atcheson is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in Ontario →
Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.
Aaron Atcheson is one of 36,230 energy attorneys indexed nationally. Browse energy attorneys in Ontario →
Jurisdictional Context
Why local counsel matters in Ontario
Practicing law in Ontario. Legal matters in Ontario are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in London are typically filed in the local municipal court or the appropriate Ontario state district court, depending on subject matter and amount in controversy. An attorney licensed in Ontario brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Ontario courts without local counsel or pro hac vice admission.
Looking for additional Ontario attorneys? Browse all attorneys in London or all attorneys in Ontario.
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