George A. Antonopoulos 

Brad Hayden is a senior business lawyer. He has an extensive background in leadership, management, strategic and operational planning, organizational transformation and change management, client relationship management, business operations, governance and communication. Brad practises business law, with a focus on the energy and transportation industries. He works with businesses involved in mergers, acquisitions, divestitures and financings, domestic and cross-border reorganizations, corpora...

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...

Frank Y. Sur is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law and Securities Law. Frank Y., who practices law in Calgary, Alberta, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Frank Y. is held by other top lawyers in the same geographic and legal practice area.

Ben Hudson is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law and Trusts and Estates. Ben, who practices law in Calgary, Alberta, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ben is held by other top lawyers in the same geographic and legal practice area.

Michael practises exclusively in the area of Pensions and Benefits law. He provides private and public sector clients, including boards of trustees, with strategic advice and practical counsel about legal, legislative and regulatory issues surrounding retirement plans, employment benefits and related human resource matters. In business transactions, Michael advises clients on the pension and benefit implications. He assists clients with drafting, amending and interpreting a wide variety of pl...

Robin Acworth is a commercial lawyer whose practice focusses on the upstream and midstream energy sectors, including LNG and renewables. Robin has extensive experience advising on energy projects and transactions in Canada and in a broad range of other jurisdictions. His experience includes advising on the sale and purchase of LNG and other commodities, transportation, construction and use of terminals, power generation facilities and other infrastructure, both onshore and offshore, including...

Scot D.E. Menzies is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law and Family Law Mediation. Scot D.E., who practices law in Calgary, Alberta, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Scot D.E. is held by other top lawyers in the same geographic and legal practice area.

Ryan Mullins is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Personal Injury Litigation. Ryan, who practices law in Calgary, Alberta, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ryan is held by other top lawyers in the same geographic and legal practice area.

Wanda has been practicing as a lawyer for more than 20 years and is a returning partner of Kirk Montoute Dawson LLP. A family law practitioner, mediator, arbitrator and parenting coordinator, Wanda Dawson has argued successfully at every level of Court in Alberta. She has extensive training and experience in many methods of litigation and conflict resolution, including collaborative law, lawyer-assisted mediation, arbitration, interest-based negotiation, and parenting coordination. Wanda&rsqu...

Krysta Ostwald earned her B.A. in 1993 and her LL.B. in 1996, both from the University of Victoria. She articled with Fraser Milner and was called to the Alberta Bar in 1997. Since then she has practiced exclusively in the area of family law. Krysta worked with the firms of Laurie Allen & Associates, Turnbull Boyes and Soby Boyden Lenz, before creating Widdowson Kachur Ostwald Menzies LLP with her partners. Krysta emphasizes resolving disputes without unnecessary conflict. She utilizes ma...