Robert J. Simpson, K.C.

Zafar Jaffer is a lawyer recognized by Best Lawyers in the practice area of Mergers and Acquisitions Law. Zafar practices law in Calgary, Alberta Best Lawyers has recognized Zafar Jaffer since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Zafar Jaffer is held by other lawyers.

Grant is recognized as a leading litigation lawyer by Chambers Canada , Lexpert , Best Lawyers , Benchmark Canada and others. He has been identified by Benchmark as one of the top 50 trial lawyers in Canada each year since 2020. He was inducted into Benchmark’s Litigation Hall of Fame in 2023 and is a Fellow of the Litigation Counsel of America. Grant is known as a fierce advocate who applies common sense to solve complex legal and business problems. He has the ability to pierce through...

Jessica A. MacDonald is a lawyer recognized by Best Lawyers in the practice areas of Family Law and Family Law Mediation. Jessica A. practices law in Calgary, Alberta Best Lawyers has recognized Jessica A. MacDonald since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jessica A. MacDonald is held by other lawyers.

Michael Wolpert is the Leader of the Firm's Pensions and Benefits Group. Michael practises exclusively in the area of Pensions and Benefits law. He provides private and public sector clients, including boards of trustees, with strategic advice and practical counsel about legal, legislative and regulatory issues surrounding retirement plans, employment benefits and related human resource matters. In business transactions, Michael advises clients on the pension and benefit implications. He assi...

Tara Pipella has been recognized in the 2022 Edition of Best Lawyers in Canada for Personal Injury Law, and has been regularly listed in the Canadian Legal Lexpert® Directory as a leading practitioner in Alberta in the area of Personal Injury litigation, at Pipella Law, www.pipellalaw.com . Tara has successfully carried on the family tradition of her late father, Edward S. Pipella, Q.C., practicing exclusively in the area of personal injury law and acting exclusively for Plaintiffs, succe...

Shannon is an innovative and high-performing litigation and regulatory lawyer with over 20 years of experience advising clients on complex commercial and regulatory matters. Her practice focuses on resolving difficult business disputes in the commercial, energy and power sectors. She has extensive experience managing large, complex litigation, regulatory and administrative matters in the electricity and oil and gas industries, where organization, accountability, effective communication and ov...

Carsten is a founding member and senior partner of JSS Barristers, the largest civil litigation boutique law firm in western Canada. His practice emphasizes complex and multi-party corporate and commercial litigation, commercial class actions, oil & gas litigation including royalty, environmental and CAPL issues, shareholder disputes, advising creditors and others in insolvency matters and professional negligence claims. During a leave of absence from JSS Barristers, he served as Senior L...

Robert has extensive experience in oil and gas litigation and arbitrations, construction litigation, contract breach cases, First Nations governance, pension litigation and defamation actions, and he has represented clients in professional disciplinary matters before the Alberta Securities Commission, APEGGA, CREB and the Professional Conduct Committee of the Canadian Institute of Actuaries. He acts for a range of clients, from large corporations, pension funds and public institutions to indi...

David Robertson is a lawyer recognized by Best Lawyers in the practice area of Tax Law. David practices law in Calgary, Alberta Best Lawyers has recognized David Robertson since 2013. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which David Robertson is held by other lawyers.

Dion Legge practises tax law. His practice focuses on the income tax aspects of corporate reorganizations, mergers and acquisitions, takeovers, debt and equity financings, and the taxation of flow-through vehicles. Mr. Legge also advises on tax-planning issues related to international structures for Canadian-based multinational corporations, on investments by non-residents in Canada, and on structuring cross-border mergers and acquisitions, divestitures and financings. He joined our Calgary o...