Randell Trombley

Karen's practice focuses on complex commercial, construction, and contract litigation and arbitration. Karen leverages her over 20 years’ of experience to advise clients on a broad range of complex litigation and arbitration disputes. Providing counsel to clients in the energy, agricultural, chemical and construction industries, she has been involved in the resolution of a variety of claims, including multi-party actions, contract disputes, estate litigation, product liability claims, a...

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...

Darren Hueppelsheuser’s practice concentrates on income tax law, with an emphasis on the tax aspects of financing and transaction planning for corporations and partnerships in both private and public transactions. Mr. Hueppelsheuser also advises on international tax structuring of Canadian inbound and outbound investments and the tax aspects of debt reorganizations and financial restructurings in creditor proceedings. Mr. Hueppelsheuser regularly presents on tax matters and has written ...

Marcus is an award-winning family lawyer practicing in Alberta and British Columbia, honoured as one of Canada’s Top 25 Most Influential Lawyers and featured in Best Lawyers in Canada in 2024, 2025, and 2026. As the founder of both Crossroads Law and Coach My Case, he is recognized for disrupting the practice of law to provide a more client-centred legal experience while advocating for access to justice. Marcus is passionate about consensual dispute resolution. He believes that most fam...

Regina Corrigan is a partner in the Calgary office of the firm, head of the office's Business Law Department and practice group leader for its Intellectual Property Law Department. Regina's practice focuses on the areas of trademarks and technology commercialization. She has significant experience with all aspects of trademark law, including, prosecution, opposition, licensing and rights transfer in Canada. Regina also holds in-depth expertise in the commercialization and development of techn...

Megan L. McMahon is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law, Insurance Law and Medical Negligence. Megan L., 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 Megan L. 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.

Tara G. Tiefenbach is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Tara G., 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 Tara G. is held by other top lawyers in the same geographic and legal practice area.

Robyn Gurofsky is the Co-Leader of the Firm’s Insolvency and Restructuring Group. Her practice focuses on insolvency and restructuring, banking and oil and gas related litigation and general commercial litigation. She advises companies, boards of directors, shareholders, creditors and accounting professionals with respect to all aspects of restructuring and insolvency proceedings, whether informal or formal proceedings, both within Canada and on a cross-border basis. Robyn also acts for...

Brent provides advice and guidance on commercial and financial litigation to a broad range of clients, including financial institutions, Receivers and Trustees in Bankruptcy, creditors and debtors, having particular experience with debtor-creditor, insolvency, commercial foreclosures, shareholder disputes and defamation claims. In addition, Brent has represented various owners, construction professionals and trades in construction and real estate disputes including builders’ liens, cons...