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Alexander  Cobb

Alexander Cobb

Partner, Litigation

Contact Information

tel: 416.862.5964



Alex is a commercial litigator. He has a broad-ranging practice with an emphasis on matters relating to securities and taxation. He advises issuers and shareholders in court proceedings involving shareholder remedies, corporate governance and corporate transactions. Alex also acts for market participants in respect of investigations and proceedings before numerous securities regulatory authorities. Alex is cross-appointed to Osler’s tax department and has an active tax litigation practice. He acts for taxpayers in proceedings in the Tax Court of Canada and various provincial courts. Alex has acted for defendants in class proceedings and proposed class proceedings in Ontario, Nova Scotia and British Columbia. He has also acted as counsel to debtors, creditors and other stakeholders in restructuring proceedings including bankruptcies, receiverships and proceedings under the CCAA. Alex has appeared before all levels of court in Ontario, the Tax Court of Canada, the Federal Court of Appeal and a number of courts in other provinces. He has also represented clients in matters before the Ontario Securities Commission, the Financial Services Tribunal and IIROC. Alex is the Chair of the Tax Litigation practice group at The Advocates’ Society.


  • The Canadian Legal Lexpert Directory, 2016-2018, Repeatedly Recommended, Litigation - Securities.

  • The Advocates' Society
  • Canadian Bar Association