Atty. Heather E. Lilles
Heather E. Lilles is a lawyer practicing energy, environmental law, international law.
Energy & More Attorney · 23+ Years Experience
Profile Summary
About Heather E. Lilles at a Glance
Heather E. Lilles is a environmental, energy, and international attorney. They have 23+ years of legal experience, licensed to practice since 2003. Admitted to practice in Alberta (2003). Educated at University of Calgary (B.A. L.L.B., 1998).
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About Heather E. Lilles
- Heather E. Lilles is a lawyer practicing energy, environmental law, international law
- Heather E. received a B.A. degree from University of Calgary in 1998, and has been licensed for 23 years
- Heather E. practices in Calgary, AB
Practice Areas Explained
Heather E. Lilles's Areas of Legal Practice
Each practice area below reflects the types of cases Heather E. Lilles handles, with a practical overview of what that area of law involves and how it may apply to your situation.
Environmental Law
Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.
Heather E. Lilles is one of 55,977 environmental attorneys indexed nationally. Browse environmental attorneys →
Energy & Utilities Law
Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.
Heather E. Lilles is one of 35,985 energy attorneys indexed nationally. Browse energy attorneys →
International Law
International law attorneys for cross-border transactions, trade, foreign investment, and treaties.
Heather E. Lilles is one of 39,787 international attorneys indexed nationally. Browse international attorneys →
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Professional Profile
Why Clients in Your Area Choose Heather E. Lilles
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Heather E. Lilles's practice in the field of environmental, energy, and international.
Decade-Tested Legal Experience
Heather E. Lilles brings 23+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Broad Practice Area Coverage
Covering environmental, energy, and international, Heather E. Lilles can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
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Heather E. Lilles's Practice Areas & Specializations
Education & Law School Background
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