Atty. Christopher Portner

Atty. Christopher Portner

Christopher Portner is a lawyer practicing banking and financial services, energy (oil and gas), mergers and acquisitions. Christopher received a degree from McGill University in 1967, and has been licensed for 54 years.

54 Years Experience 54 year

Profile Summary

About Christopher Portner at a glance

Christopher Portner is a Partner, practicing at Osler, Hoskin & Harcourt LLP. They have 54+ years of legal experience, licensed to practice since 1972. Their practice focuses on business, m&a, and energy. Admitted to practice in Quebec (1972) and Ontario (1980). Educated at McGill University (B.C.L. B.Sc., 1971) and McGill University (B.Sc., 1967). Recognitions include AV Preeminent.

Verified attorney profile · Updated June 2026

About

  • Christopher Portner is a lawyer practicing banking and financial services, energy (oil and gas), mergers and acquisitions
  • Christopher received a degree from McGill University in 1967, and has been licensed for 54 years
  • Christopher practices at Osler, Hoskin & Harcourt LLP in Toronto, ON

Practice Areas Explained

Christopher Portner's Areas of Practice

Each practice area below reflects the types of cases Christopher Portner handles, with a brief overview of what that area of law covers.

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Christopher Portner is one of 452,854 business attorneys indexed nationally. Browse business attorneys →

Mergers & Acquisitions

Christopher Portner is one of 45,724 m&a attorneys indexed nationally. Browse m&a attorneys →

Energy & Utilities Law

Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.

Christopher Portner is one of 32,699 energy attorneys indexed nationally. Browse energy attorneys →

Frequently Asked

Common questions about Christopher Portner

What practice areas does Christopher Portner handle?
Christopher Portner focuses on business, m&a, energy. Each practice area listed reflects experience handling cases of that type in their licensed jurisdictions.
How long has Christopher Portner practiced law?
Christopher Portner has 54+ years of legal experience and has been licensed since 1972.
Where did Christopher Portner go to law school?
Christopher Portner earned their education at (B.C.L. B.Sc., 1971); (B.Sc., 1967).
How can I contact Christopher Portner for a consultation?
You can contact Christopher Portner 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 Christopher Portner received?
Christopher Portner's notable recognition includes: AV Preeminent.

Education

B.C.L. B.Sc.
McGill University
- 1971
B.Sc.
McGill University
- 1967

Awards

AV Preeminent

Bar Admissions

Quebec
Admitted: 1972
Ontario
Admitted: 1980

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