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Barbara
Worndl

Counsel
  • bworndl@airdberlis.com
  • 416.865.7754
Office:
  • Toronto Office
Call to Bar:
Admitted to the Ontario Bar: 1985
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Barbara Worndl
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  7. Barbara J. Worndl

Barbara is the former Chair of the Canadian Tax Foundation and its Executive Committee. Her practice is focused on income tax with an emphasis on corporate and partnership taxation, particularly in an international and cross-border context. She has expertise in structuring cross-border mergers, acquisitions and reorganizations. Barbara's practice includes advising on structures for real estate investments and divestitures, derivative transactions, REITs and syndications. She also has experience dealing with the resolution of tax disputes.

Barbara is recognized as a leading tax advisor in Chambers Global and Chambers Canada, Legal 500, Best Lawyers in Canada, Who’s Who, Canadian Legal Lexpert Directory and Martindale-Hubbell. She is a frequent speaker and presenter.

Expertise

  • Tax
  • Mergers & Acquisitions

Representative Matters

Representative Matter

Private Equity Firm Acquires Landes Canada and Landes Hong Kong

A&B represented DZ Equity Partner GmbH in the acquisition of Landes Canada and its wholly owned subsidiary Landes Hong Kong. Landes is a private manufacturer of belts, labels and leather products for the clothing industry and consumer goods retailers.

April 30, 2026

Representative Matter

Closing the Gap Healthcare Group Completes Sale to Extendicare Inc. for $75.5 Million

On July 1, 2025, Extendicare Inc. (TSX: EXE) completed its acquisition of all the issued and outstanding shares of Closing the Gap Healthcare Group Inc.

July 01, 2025

Representative Matter

Knightstone Capital Management Completes Sale of 20 Per Cent Equity Share in CampusOne

Knightstone Capital Management, a Toronto-based real estate development company, completed the sale of a 20 per cent equity share in the CampusOne residence to the University of Toronto.

March 15, 2024

Representative Matter

Aird & Berlis Advises in Formation of M Commercial REIT

Aird & Berlis advised Melchior Management 777 Corporation in connection with the formation of M Commercial REIT, a new private commercial real estate investment trust, and the related vend-in of a portfolio of commercial properties located in Barrie, Ontario.

December 07, 2023

Representative Matter

Allied Properties REIT Completes Sale of Urban Datacentre Portfolio for $1.35 Billion

On August 16, 2023, Allied Properties Real Estate Investment Trust, a leading operator of distinctive urban workspace in Canada’s major cities, announced that it has completed the sale of its network-dense urban datacentre portfolio to a newly-formed Canadian subsidiary of Japanese telecommunications provider KDDI Corporation for $1.35 billion.

August 16, 2023

Representative Matter

Cybin Enters US$30-Million Common Share Purchase Agreement

On May 30, 2023, Cybin Inc. entered into a common share purchase agreement with Lincoln Park Capital Fund, LLC, an institutional investor.

May 30, 2023

View More Representative Matters

Professional Involvement

Professional Activities

  • Member of Council, International Fiscal Association (Canadian Branch)
  • Governor and Member of the Executive Committee, Canadian Tax Foundation

Memberships

  • American Bar Association
  • Canadian Tax Foundation
  • Canadian Bar Association
  • International Bar Association
  • International Fiscal Association (Canadian Branch)
  • Ontario Bar Association

Barbara is a frequent writer and presenter on tax matters, including;

“Selected M&A Issues in the Current Economy,” the Canadian Tax Foundation's Definitive Guide to Owner-Manager Taxation Conference, Webcast, September 22, 2020.

“Mergers and Acquisitions – Recent Trends,” 7th Annual IBA Finance & Capital Markets Tax Conference, London, England, January 29-30, 2018.

“Recent Transactions,” 31st Annual Senior Tax Practitioners’ Institute, Langdon Hall, Cambridge, Ontario, October 25-27, 2017.

“Foreign Exchange – A Canadian Perspective,” 71st Congress of the IFA, Rio de Janeiro, Brazil, August 27 - September 1, 2017.

“Recent Canadian Merger Transactions,” 6th Annual IBA Tax Conference, London, England, January 30-31, 2017.

“Interest and Financing Costs,” 5th Annual IBA Tax Conference, London, England, February 8-9, 2016.

"Alternative non-treaty attacks on cross-border intercompany debt," Current International Tax Issues in Cross-Border Corporate Finance and Capital Markets, 3rd IBA/CIOT Conference, London, England, February 10-11, 2014.

"Practical Issues for U.S. Investment into Canada," 24th Annual Philadelphia Tax Conference, November 6-7, 2013.

"Cross Border Tax Update: Understanding Canadian and U.S. Taxation of Foreign Investment in Real Property," BNA-CITE 19th Annual U.S.-Canada Cross Border Conference, October 22, 2013.

"The Taxation of Foreign Passive Income for Groups of Companies: Canadian Report," International Fiscal Association (Canadian Branch): IFA 2013 Congress Reports, Montreal, May 23-24, 2013.

"Beneficial Ownership," 13th Annual Tax Planning Strategies U.S. and Europe, ABA Tax Panel, London, England, April 11-12, 2013.

"Impact of GAAR on Financing," Current International Tax Issues in Cross-Border Corporate Finance and Capital Markets, 2nd IBA/CIOT Conference, London, England, February 11-12, 2013.

Barbara is a regular contributor to various publications including;

“Taxes and Foreign Currency Exchange Rates – A Canadian Perspective,” co-Authored with Jack Bernstein, Tax Notes International, November 20, 2017.

"The Taxation of Foreign Passive Income for Groups of Companies: Canadian Report," IFA 2013 Congress, Copenhagen, Denmark, August 25-30, 2013.

"2013 Federal Budget," co-Authored with Jack Bernstein and Francesco Gucciardo, Tax Profile, June 2013.

"Update on Non-Resident Investment in Canadian Real Estate," co-Authored with Jack Bernstein, Tax Notes International, May 6, 2013.

"Non-Resident Investment in Canadian Real Estate," co-Authored with Jack Bernstein, Tax Profile, March 2013.

Related Publications

Article

The Canada Emergency Wage Subsidy Comes Into Force

April 12, 2020

Article

Alta Energy: Canada’s Federal Court of Appeal Rules That Treaty Shopping is Not Abusive

February 14, 2020

Article

Delayed Implementation of New Stock Option Rules

December 20, 2019

Article

Highlights of the 2018 Federal Budget

February 27, 2018

Read More Publications

Related News

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Aird & Berlis Recognized in 2026 Canadian Legal Lexpert Directory

March 17, 2026

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Aird & Berlis Recognized in Chambers Global Guide 2026

February 12, 2026

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Aird & Berlis Recognized in 2026 ITR World Tax Rankings

November 17, 2025

Firm News

Aird & Berlis Recognized in Chambers Canada 2026

September 25, 2025

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Aird & Berlis Partners Recognized as 2025 ITR World Tax Leaders

August 28, 2024

Firm News

Aird & Berlis Partners Recognized as 2024 ITR World Tax Leaders

September 05, 2023

Read More News

Education

  • LLB, University of Toronto, 1983
  • BA, University of Toronto, 1980
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