Atty. William M. Ainley

Atty. William M. Ainley

William M. Ainley is a lawyer practicing mergers & acquisitions, capital markets, corporate governance and 2 other areas of law.

Toronto Toronto 45 yrs experience 45 year
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Profile Summary

About William M. Ainley at a glance

William M. Ainley is a Partner based in Toronto, Ontario, practicing at Davies Ward Phillips & Vineberg LLP. They have 45+ years of legal experience, licensed to practice since 1981. Their practice focuses on business, m&a, and energy. Admitted to practice in Ontario (1981). Educated at Cambridge University (LL.B., 1977) and Cambridge University (B.A. Cambridge, 1976). Recognitions include AV Preeminent. Serands clients in Toronto, ON and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William M. Ainley is a lawyer practicing mergers & acquisitions, capital markets, corporate governance and 2 other areas of law
  • William M. received a B.A. degree from Cambridge University in 1976, and has been licensed for 45 years
  • William M. practices at Davies Ward Phillips & Vineberg LLP in Toronto, ON

Practice Areas Explained

William M. Ainley's Areas of Practice

Each practice area below reflects the types of cases William M. Ainley 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.

William M. Ainley is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Ontario →

Mergers & Acquisitions

William M. Ainley is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in Ontario →

Energy & Utilities Law

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

William M. Ainley 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 Toronto 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 Toronto or all attorneys in Ontario.

Frequently Asked

Common questions about William M. Ainley

Where is William M. Ainley's law office located?
William M. Ainley's law practice is located in Toronto, Ontario. The firm is Davies Ward Phillips & Vineberg LLP. You can contact the office directly through this profile page.
What practice areas does William M. Ainley handle?
William M. Ainley focuses on business, m&a, energy. Each practice area listed reflects experience handling cases of that type in Ontario.
How long has William M. Ainley practiced law?
William M. Ainley has 45+ years of legal experience and has been licensed since 1981.
Where did William M. Ainley go to law school?
William M. Ainley earned their education at (LL.B., 1977); (B.A. Cambridge, 1976).
How can I contact William M. Ainley for a consultation?
You can contact William M. Ainley 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 William M. Ainley received?
William M. Ainley's notable recognition includes: AV Preeminent.

Education

LL.B.
Cambridge University
- 1977
B.A. Cambridge
Cambridge University
- 1976

Awards

AV Preeminent

Bar Admissions

Ontario
Admitted: 1981

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