Tristram J. "Tris" Mallett

Curtis is a partner at Carbert Waite LLP, Fellow of the Chartered Institute of Arbitrators, and Co-Chair of the firm’s Commercial Litigation Practice. Curtis has extensive experience in a wide variety of commercial litigation and arbitration matters, including international arbitration and litigation, defamation, and estate litigation. His clients include multinational corporations, energy companies, construction companies, family-run businesses, and individuals. He also acts for US and...

Andrew Burt is a banking & finance lawyer in Fasken’s Calgary office advising a wide range of borrowers and lenders in debt financing transactions including acquisition financing, project financing, asset-based lending, first and second lien credit facilities and bridge loans. Andrew advises clients in a variety of industries including oil and gas, insurance and real estate. Andrew has experience advising clients in the areas of corporate finance, M&A, private equity and venture...

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...

Paul Stein is a Partner in Gowling WLG's Calgary office. He practises in the area of commercial litigation with an emphasis on fire, oilfield, directors and officers, professional liability, environmental, product liability, property and industrial claims, coverage litigation, class actions, construction, commercial and shareholder disputes. Paul has appeared before all levels of court in Alberta, various administrative tribunals and has also conducted matters in British Columbia, Saskatchewa...

E. Jane Butcher is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation. E. Jane, 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 E. Jane is held by other top lawyers in the same geographic and legal practice area.

Kirk Litvenenko's core practice areas include: corporate governance, mergers and acquisitions, recapitalization and reorganization transactions and public and private offerings of debt and equity. Kirk is focused on providing elite client service. Kirk builds high-performance internal working teams that are specifically designed to collaboratively service each client's specific and unique needs. Excellent service builds client loyalty and strong relationships, as such, many of the clients for...

Doak Horne is a partner in Gowlings’ Calgary office, practising in the area of intellectual property litigation and patent prosecution for over 25 years. Doak is a Registered Patent and Trademark Agent in Canada and the United States, as well as a registered professional engineer. He has been involved in preparation, filing, and prosecution of patents, trade-marks, and industrial designs before the Canadian Intellectual Property Office, and been extensively involved in licensing matters...

Rahim Vasanji is a member of Verjee Law’s Personal Injury and Litigation & Dispute Resolution Group , where he focuses on advocating for individuals who have suffered serious injuries. His practice is centered on personal injury and insurance disputes with additional experience in commercial litigation and corporate transactional matters. In his personal injury work, Rahim represents clients in motor vehicle accidents, catastrophic injury claims and fatality matters. He is committed...

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,...

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 ...