Brian Bidyk

Anthony’s practice covers a wide array of taxation law matters, providing businesses and high net-worth families with transactional tax, estate planning and tax dispute resolution advice. In 2022, Anthony was appointed King’s Counsel. Recognized for tax law in the Canadian Lexpert®, the Lexpert/ALM 500, The Best Lawyers in Canada™ guide, and as the 2021 Corporate Tax Planning Lawyer of the Year by Lawyer Monthly, Anthony is one of our co-managing partners in Calgary. Ant...

Dion Legge practises tax law. His practice focuses on the income tax aspects of corporate reorganizations, mergers and acquisitions, takeovers, debt and equity financings, and the taxation of flow-through vehicles. Mr. Legge also advises on tax-planning issues related to international structures for Canadian-based multinational corporations, on investments by non-residents in Canada, and on structuring cross-border mergers and acquisitions, divestitures and financings. He joined our Calgary o...

David F. Younggren, KC specializes in civil litigation. He joined Dunphy Best Blocksom LLP in 1988 after articling to Chief Justice Laycraft at the Alberta Court of Appeal. David became a partner in 1993 and has an established civil litigation practice including corporate contractual litigation, shareholder disputes, wrongful dismissal, real estate litigation, builders’ liens and collection matters. He has appeared in all levels of Court, including a successful appearance on a criminal ...

Marc Matras is a lawyer recognized by Best Lawyers in the practice areas of Corporate and Commercial Litigation and Insurance Law. Marc practices law in Calgary, Alberta Best Lawyers has recognized Marc Matras since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Marc Matras is held by other lawyers.

Carolyn maintains a corporate commercial practice with a focus on business transactions, including private and public mergers and acquisitions, private equity transactions, corporate reorganizations, and debt and equity financings. She also advises clients on corporate governance and general corporate and securities law matters. Carolyn regularly acts for Canadian and U.S. private equity firms and their portfolio companies, as well as clients in the energy sector, including midstream companie...

James’ practice involves all aspects of corporate restructuring and insolvency law. He regularly advises clients in reorganizations pursuant to Canadian insolvency statutes, corporate arrangements, receiverships, bankruptcies, security reviews and enforcement proceedings. He frequently represents debtor companies, secured and unsecured creditors, plan or proposal sponsors, purchasers and court officers in domestic and cross-border cases. James strives to work collaboratively with client...

Frank Y. Sur is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law, Mergers and Acquisitions Law and Securities Law. Frank Y. practices law in Calgary, Alberta Best Lawyers has recognized Frank Y. Sur since 2022. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Frank Y. Sur is held by other lawyers.

Alan Harvie has practised energy and environmental/regulatory law since 1989 and regularly deals with commercial, operational, environmental and regulatory issues, especially for the upstream and midstream oil and gas, energy, waste disposal and chemical industries. He is a member of our energy and environmental departments. Mr. Harvie also has significant legal experience acting for the oil and gas industry in commercial transactions and regulatory matters, including enforcement proceedings,...

Lucy L'Hirondelle is a litigator whose practice encompasses a broad range of commercial litigation matters and international arbitration with an emphasis on oil and gas litigation/arbitration, contractual disputes, management-side employment litigation. She also has experience conducting third-party investigations. Lucy has worked in the Calgary litigation group since 2012 and has appeared before all levels of court in Alberta, the Nova Scotia Supreme Court, and is familiar with Federal Court...

Perry R. Mack, K.C. is a lawyer recognized by Best Lawyers in the practice areas of Alternative Dispute Resolution, Appellate Practice, Bet-the-Company Litigation, Construction Law, Corporate and Commercial Litigation, Director and Officer Liability Practice, Insurance Law, International Arbitration and Personal Injury Litigation. Perry R. practices law in Calgary, Alberta Best Lawyers has recognized Perry R. Mack, K.C. since 2006. The Best Lawyers recognition is based on a peer-review survey...