Michael Witt

Veronica Choy is the Chair of Miller Thomson’s national Immigration group. She acts for a broad range of companies and individuals on Canadian and American business immigration matters. Licensed in Alberta and Washington, Veronica offers her clients the unique advantage of sourcing their American and Canadian immigration needs in one place. This allows clients to consider a wider range of practical options, processes, and consequences in the hiring and movement of personnel to work in C...

Shaun Partridge, KC is a partner based in our Calgary office. Shaun practices in our Real Estate and Corporate Commercial practice groups and has a practice that encompasses a broad range of sophisticated real estate and corporate–commercial transactions including corporate reorganizations and restructuring, real estate acquisition and disposition, development and financing. Shaun represents investors, developers and end-users with the acquisition, financing, development and disposition...

Clara is a leading energy regulatory lawyer who specializes in the power sector. She is currently serving as head of the firm's Litigation & Dispute Resolution Group in B.C., managing the litigation departments in those offices. Clara advises clients on a broad range of matters before regulatory boards and the courts, including market rules and compliance, long-term resource planning, electricity export permits, international power line approvals, rate design, and capital project permitti...

John is a member of the firm’s Indigenous, Environmental, and Project Development practice groups. His practice includes advising private sector and government clients throughout Canada on Indigenous, environmental, regulatory and natural resources matters. John advises oil sands developers, conventional oil and gas companies, railways, mining companies, utilities and other resource developers on environmental regulatory matters and on Indigenous law matters, including Indigenous consul...

Nigel established his first law firm in 1997 and has been practicing law for more than 25 years. He has appeared before all levels of Court throughout Alberta, and is familiar with all forums of Alternative Dispute Resolution. He is committed to maximizing client recovery, minimizing client exposure and realizing optimal outcomes. Nigel proudly considers himself first and foremost an advocate, and this has been his passion and a consistent theme throughout his professional career. He is also ...

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...

Robert has extensive experience in oil and gas litigation and arbitrations, construction litigation, contract breach cases, First Nations governance, pension litigation and defamation actions, and he has represented clients in professional disciplinary matters before the Alberta Securities Commission, APEGGA, CREB and the Professional Conduct Committee of the Canadian Institute of Actuaries. He acts for a range of clients, from large corporations, pension funds and public institutions to indi...

John Jung is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. John, who practices law in Calgary, Alberta, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which John is held by other top lawyers in the same geographic and legal practice area.

Lara Mason’s practice encompasses a wide range of commercial litigation matters, including commercial disputes, transnational and cross-border disputes, professional liability matters, insurance coverage disputes and class actions. Ms. Mason has appeared at all levels of court in Alberta, before the Supreme Court of Canada, and before the Alberta Utilities Commission. She has also participated in a variety of alternative dispute resolution processes.Ms. Mason joined our Calgary office a...

Karen Pirie, KC is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law, Medical Negligence and Professional Malpractice Law. Karen, who practices law in Calgary, Alberta, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Karen is held by other top lawyers in the same geographic and legal practice area.