LAWYER PROFILE
John Piasta

John Piasta

Canada 2026

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Ranked in 1 practice area

About

Provided by McCarthy Tétrault LLP

Canada

Practice Areas

John’s practice focuses on public and private mergers & acquisitions (M&A), capital markets transactions, including cross-border financings, and corporate governance matters. In the course of his practice John regularly: i) acts for issuers and investment dealers in respect of private and public debt and equity offerings, financial advisory services, and regulatory compliance; ii) advises clients in connection with corporate and asset acquisitions and dispositions; and iii) acts for public and private entities in relation to ongoing corporate and securities law compliance as well as governance and securityholder matters. His extensive experience in the M&A space includes takeover bids, plans of arrangement, amalgamations, and corporate reorganizations.

Career

John clerked at the Alberta Court of Queen's Bench and Court of Appeal. Admitted to the Alberta bar in 2001.

Professional Memberships

Law Society of Alberta; Canadian Bar Association; Calgary Bar Association; Institute of Corporate Directors.

Personal

Member of the Board of Directors of the Prostate Cancer Center, Chair of Human Resources and Governance Committee.

Chambers Review

Provided by Chambers

Chambers Canada Guide

Corporate/Commercial - Alberta

Band 3
Band 3

Individual Editorial

John Piasta is recognised for his experienced handling of M&A and securities transactions. He is based in the firms Calgary office and is particularly noted for his ability to advise on energy sector transactions.

Strengths

Provided by Chambers

  • John Piasta is among the finest corporate, securities and M&A lawyers in Canada.

    Corporate/CommercialChambers Canada Guide
  • His technical strength is exactly what I need.

    Corporate/CommercialChambers Canada Guide
  • He is incredibly experienced, strategic and a go-to for bet the company deals.

    Corporate/CommercialChambers Canada Guide

Ranked Individuals at McCarthy Tétrault LLP (260)

Alberta

British Columbia

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