Atty. Aaron Atcheson

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.

London London 26 yrs experience 26 year
Call (519) 931-3500 Book Appointment

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.

Verified attorney profile · Updated June 2026

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 Law

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 & Utilities Law

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.

Frequently Asked

Common questions about Aaron Atcheson

Where is Aaron Atcheson's law office located?
Aaron Atcheson's law practice is located in London, Ontario. The firm is Miller Thomson LLP. You can contact the office directly through this profile page.
What practice areas does Aaron Atcheson handle?
Aaron Atcheson focuses on environmental, energy. Each practice area listed reflects experience handling cases of that type in Ontario.
How long has Aaron Atcheson practiced law?
Aaron Atcheson has 26+ years of legal experience and has been licensed since 2000.
Where did Aaron Atcheson go to law school?
Aaron Atcheson earned their education at (LL.B., 1998).
How can I contact Aaron Atcheson for a consultation?
You can contact Aaron Atcheson directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Aaron Atcheson received?
Aaron Atcheson's notable recognition includes: Best Lawyers in America — Energy Law; Best Lawyers in America — Environmental Law; Best Lawyers in America — Awards:; Best Lawyers in America — Leading Lawyer in Energy, Lexpert/Report on Business Magazine, 2016; Best Lawyers in America — Expert in Environmental Law and Property Development, Canadian Legal Lexpert Directory, 2016.

Practice Areas

Education

LL.B.
McGill University
- 1998

Awards

Best Lawyers in America — Energy Law
- 2026
Best Lawyers in America — Environmental Law
- 2026
Best Lawyers in America — Awards:
- 2026
Best Lawyers in America — Leading Lawyer in Energy, Lexpert/Report on Business Magazine, 2016
- 2026
Best Lawyers in America — Expert in Environmental Law and Property Development, Canadian Legal Lexpert Directory, 2016
- 2026
Best Lawyers in America — Leading Lawyer in Energy, Lexpert/Report on Business Magazine, 2015
- 2026
Best Lawyers in America — Expert in Environmental Law and Property Development, Canadian Legal Lexpert Directory, 2015
- 2026
Best Lawyers in America — Leading Lawyer in Energy, Lexpert/Report on Business Magazine, 2014
- 2026
Best Lawyers in America — Expert in Environmental Law and Property Development, Canadian Legal Lexpert Directory, 2014
- 2026
Best Lawyers in America — Leading Lawyer in Energy, Lexpert/Report on Business Magazine, 2013
- 2026
Best Lawyers in America — Expert in Environmental Law and Property Development, Canadian Legal Lexpert Directory, 2013
- 2026
Best Lawyers in America — Lawyers to Watch, Lexpert 2013 Guide to the Leading US/Canada Cross-border Corporate Lawyers in Canada, 2013
- 2026
Best Lawyers in America — Rising Stars: Leading Lawyers Under 40, Lexpert, 2012
- 2026

Bar Admissions

Ontario
Admitted: 2000

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