George A. Antonopoulos 

Aubrey is a partner based in our Calgary office and practices in all areas of commercial real estate including purchase, sale, development, financing and leasing. He has extensive experience in complex real estate transactions including both pre-development lands and lands with existing office, retail or industrial developments. He has completed transactions with various unique aspects such as environmental contamination, appurtenant water licenses, long term ground leases for development, sy...

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...

Blake Hafso is a lawyer recognized by Best Lawyers in the practice area of Labour and Employment Law. Blake practices law in Calgary, Alberta Best Lawyers has recognized Blake Hafso 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 Blake Hafso is held by other lawyers.

Andrew Bateman is Miller Thomson’s Leader of Corporate Tax. His practice covers a broad spectrum of taxation law, with a current focus on planning and dispute resolution for private corporations, trusts and other entities. Andrew has extensive experience in public and private corporate transactions and reorganizations, tax dispute resolution and litigation, trust and estate matters, First Nation taxation and goods and services tax. As a sought-after speaker and writer, Andrew provides i...

Over the 20 years Tonii Roulston has been a member of the Calgary Bar Association, she has built her long-standing reputation as a tough criminal defence lawyer. Known for her strategic thinking, and effectiveness in the courtroom, she has represented a variety of challenging and high-profile cases. As a female lawyer, she holds an advantage in vigorously questioning female complainants on difficult details including their motivations to lie and inconsistencies in their accusations. Tonii is ...

John Cassell is the Canadian co-head of our cybersecurity and data privacy practice. John assists clients with all manner of privacy and cybersecurity law issues including: responding to complex local and international cybersecurity incidents, advising on risk management strategies, assisting clients with access to information requests, complying with Canada's anti-spam legislation and proceedings before the offices of the Alberta and federal privacy commissioners.

Chris Dormer is a lawyer recognized by Best Lawyers in the practice area of Labour and Employment Law. Chris practices law in Calgary, Alberta Best Lawyers has recognized Chris Dormer since 2027. 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 Chris Dormer is held by other lawyers.

Jack maintains a broad commercial litigation practice with a focus on insolvency and restructuring, debtor-creditor remedies, real estate, banking, fraud, and energy-related matters. He advises companies, directors, shareholders, lenders, and accounting professionals on all aspects of insolvency and restructuring proceedings under the Companies’ Creditors Arrangement Act and the Bankruptcy and Insolvency Act , both in Canada and in cross-border contexts. Jack also has significant experi...

Lori advises both domestic and international clients on a broad range of tax matters. She has extensive experience in business structuring, corporate reorganizations, pre-sale and divestiture planning, business succession planning, executive and employee compensation, immigration/emigration, trusts, and estates. Corporate, institutional and individual clients turn to her for clear, actionable guidance on complex tax matters. Known for translating intricate tax rules into practical, tax-effici...

Gary has been practicing as a lawyer for more than 20 years and is the managing partner of Kirk Montoute Dawson LLP. Gary also has extensive training as a Mediator and has participated in numerous Mediation, Arbitration and Judicial Dispute Resolution hearings. In addition to the practice areas of Wills and Estates, Mediation and Family Law, Gary is also an experienced litigator. He has appeared before all levels of Court in Alberta. Currently, Gary’s practice is focused primarily on Es...