Mark Rathwell

Justin Ferrara’s main practice is in securities law, with a focus on mergers and acquisitions and corporate finance. Mr. Ferrara has represented a number of both publicly traded and privately held clients in a broad range of matters, including mergers and acquisitions, public and private equity financings, corporate reorganizations and corporate governance issues. Mr. Ferrara has also advised special committees regarding numerous types of strategic and related-party transactions.

Marco is a skilled litigator who represents clients in a wide range of disputes. He applies his considerable experience before courts and administrative tribunals to successfully defend his clients’ best interests. Marco’s diverse practice includes commercial litigation, insurance and risk management, professional discipline, and municipal matters. He has significant experience litigating contractual disputes and negligence claims, routinely representing energy companies, engineer...

Gail Black’s tax-based private client services practice focuses on trusts and estate planning and administration including Wills, substitute decision-making, various trusts, charitable planning and probate matters. As an active member of both the BC and Alberta Law Societies, she also advises on cross-provincial estate planning and administration matters. Working with US counsel, she assists clients on the tax-effective planning and administration of estates with US components including...

Taryn Burnett is a partner in firm's Calgary office. Her practice focuses on civil litigation and privacy related matters. In her civil litigation practice, Taryn's practice focuses on professional and product liability. Taryn acts on product liability cases in various industries, including the automobile industry, where she has been the trusted adviser to a large industry client migrating their risk, providing creative solutions and delivering dedicated client service. In addition, she regul...

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.

Scott Sangster leads the Banking & Finance group in Calgary and is a foremost banking and finance lawyer, with extensive international and domestic experience in both bilateral and syndicated transactions. He structures and advises lenders, institutional and private, in implementing a variety of debt financing transactions, including complex inter-creditor and priority arrangements. Practicing in the private equity, agribusiness, energy, real estate, logistics (including equipment and air...

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...

Shannon joined Parlee McLaws as an associate in 2003 following the completion of her articles with the firm. She has focused her practice in the area of civil litigation, with a primary emphasis on oil and gas litigation and insurance defence matters. Specifically, in the oil and gas context, Shannon has extensive experience litigating all aspects of the industry including: Lease disputes Drilling contracts Service Agreements Constructive dismissal Breach of fiduciary duties Breach of confide...

Keith Chatwin is a partner in the Corporate Group in Calgary and a member of the firm’s Partnership Board. His practice involves a broad array of securities and general corporate transactions, ranging from public and private debt and equity financing to mergers and acquisitions, corporate restructuring and recapitalizations, and shareholder activism and defense. Keith has acted in respect of a number of contested and uncontested take-over situations, as well as a number of corporate and...

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 ...