Allegra Hessels

Dana attended the University of Toronto, receiving her Bachelor of Arts degree (Honours) before attending the University of Saskatchewan, receiving her Bachelor of Laws degree in 1992. Dana was called to the British Columbia bar in 1993 and practiced in Vancouver with the well-respected law firm, Hammerberg Lawyers LLP, after spending the early part of her career as in-house counsel. Dana successfully completed transfer examinations and was called to the Alberta bar in 2001, moving to Calgary...

Lori advises both domestic and international clients on a broad range of tax matters. She has extensive experience in business structuring, corporate reorganizations, pre-sale and divestiture planning, business succession planning, executive and employee compensation, immigration/emigration, trusts, and estates. Corporate, institutional and individual clients turn to her for clear, actionable guidance on complex tax matters. Known for translating intricate tax rules into practical, tax-effici...

Annette Lambert represents a variety of clients, including power and energy companies, real property and commercial and industrial developers, chartered banks, institutional and private lenders, and a number of other commercial and industrial participants. Annette advises on a broad range of commercial real property matters, including financing, acquisitions and divestitures, project and infrastructure development, and industrial and commercial leasing. She consults at strategic levels on her...

Ryan Keays practises primarily in the area of energy and resources, but also focuses on business law and corporate and commercial law. He advises clients on a broad range of corporate and commercial matters, with a specific focus on the energy sector, both domestically and internationally. His practice has included representing clients in oil and gas asset acquisitions and divestitures, share acquisitions and divestitures, negotiation of production sharing contracts and other host government ...

Alexis specializes in insolvency and restructuring law, primarily serving corporate clients. Her practice encompasses representing debtor companies, secured and unsecured creditors, insolvency and restructuring professionals, and other key stakeholders in various insolvency proceedings. Additionally, she has broad experience in debt enforcement and collection matters and has assisted clients with property tax assessment disputes at the tribunal level and on appeal to the Alberta Courts. With ...

Caireen Hanert is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law and Corporate and Commercial Litigation. Caireen, 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 Caireen is held by other top lawyers in the same geographic and legal practice area.

Tim Ryan is a partner in Gowling WLG's Calgary office. He practises actively in the area of health law, professional regulation and professional liability. Tim's practice includes class action proceedings, administrative law and the defence of medical, pharmacist and engineering malpractice cases. He also has an interest in public and private international law matters. While at Cambridge, Tim concentrated his studies in public and private international law, including studies at the Lauterpach...

Thomas Cumming is a top attorney recognized by Best Lawyers in the practice area(s) of Insolvency and Financial Restructuring Law. Thomas, 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 Thomas is held by other top lawyers in the same geographic and legal practice area.

Elizabeth Burton is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law. Elizabeth, 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 Elizabeth is held by other top lawyers in the same geographic and legal practice area.

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