Roy Klassen KC

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...

Catherine Grygar is a partner in the Real Estate Group. Over the course of her 10-year career at Stikeman Elliott, Catherine has advised on many of the most innovative and complex real estate and renewable energy developments and transactions across Western Canada. Her impressive track record includes acquisitions, dispositions, commercial leasing matters, development projects including mixed-use developments and strata-space subdivisions, real estate financings and environmental issues relat...

Erin J. Runnalls is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation, Health Care Law and Medical Negligence. Erin J., 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 Erin J. is held by other top lawyers in the same geographic and legal practice area.

Renée has practiced family law exclusively since 2001. She is passionate about helping her clients find resolutions to their parenting or financial issues based on mutual respect and understanding. She is a partner at Moe Hannah LLP. Renée is a private Mediator and acts as a Dispute Resolution Officer (mediator) in the Court of Queen’s Bench of Alberta. Renée also volunteers her time with law students who are completing their bar admission through the Canadian Centr...

Brendan’s practice is focused on mergers, acquisitions and project development. Clients value Brendan for his experience acting for public and private companies on a broad range of complex transactions and commercial arrangements. Frequently acting on domestic and cross-border merger and acquisition transactions, including share and asset purchases and sales, Brendan also advises on joint ventures, partnerships, project development and commercial arrangements and corporate reorganizatio...

Paul is an oil and gas lawyer transaction and land lawyer with over 30 years of experience advising clients on on the drafting and negotiating of agreements for the acquisition and divestiture (A&D) of oil and gas assets and the drafting and negotiating of joint venture, partnership and joint operating agreements pertaining to the energy industry. Paul also assists clients in due diligence and title opinion preparation in A&D transactions; custom and complex freehold land and leasing ...

Marika’s practice is focused on resolving complex business disputes, with a particular emphasis on the energy and electricity sectors. She advises oil and gas companies, power producers, construction and real estate development firms, insurers, service providers, and boards of directors on a wide range of commercial litigation matters, including director and officer liability issues. Her experience includes disputes involving breach of contract, fiduciary duty, negligence, fraud, and ot...

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...

For more than 20 years I have been focused on the resolution of business disputes. Over that time, the arbitral proportion of my practice has increased progressively, such that it now comprises a high majority, involving complex matters typically with at least tens of millions of dollars at stake. In 2005, I obtained a Certificate in Arbitration from the Alberta Arbitration and Mediation Society (now the ADR Institute of Alberta) (ADRIA), based on 11 different relevant courses including 62 ho...