John Regush

Elizabeth Williams, managing partner of the Calgary office, has a broad practice in both business law and intellectual property law where she provides general corporate and commercial advice and advises on intellectual property matters. Ms. Williams has extensive experience advising clients in M&A transactions, complex licensing and IP commercialization matters and portfolio monetization. Her experience has included major, complex and multi-jurisdictional M&A transactions, commercial ...

Katherine Ratcliffe is a trusted advisor to high-net-worth individuals, families, and business owners on their estate, trust, and tax matters. She develops sophisticated, client-centric planning strategies that reflect legal precision, practical insight, and a deep understanding of clients’ particular objectives. Katherine’s practice focuses on complex estate planning, trust and corporate structuring, business succession, and post-mortem tax planning. She regularly prepares bespok...

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

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...

Sherrilynn J. Kelly is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Sherrilynn 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 Sherrilynn J. is held by other top lawyers in the same geographic and legal practice area.

Aaron Stephenson practises in the fields of insolvency and restructuring, commercial litigation and indigenous law. Mr. Stephenson advises all types of participants in insolvency and restructuring proceedings, both domestic and cross-border, including debtors, creditors, investors and insolvency professionals. His experience spans restructuring proceedings under the Companies' Creditors Arrangement Act, proposal proceedings under the Bankruptcy and Insolvency Act, plans of arrangement under c...

Kevin has practiced almost exclusively family law for over 25 years. His more recent litigation has been at the appellate level but his practice has shifted to representing a few private clients and acting as mediator (most often with counsel present) and arbitrator (often of longer, more complicated arbitrations). His articles/papers on family law issues have been published by the Lawyer's Weekly and he is a regular contributor to the continuing legal education of Alberta's family bar throug...

Alan Harvie has practised energy and environmental/regulatory law since 1989 and regularly deals with commercial, operational, environmental and regulatory issues, especially for the upstream and midstream oil and gas, energy, waste disposal and chemical industries. He is a member of our energy and environmental departments. Mr. Harvie also has significant legal experience acting for the oil and gas industry in commercial transactions and regulatory matters, including enforcement proceedings,...

Stuart M. Olley is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law, Mining Law and Securities Law. Stuart M., 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 Stuart M. is held by other top lawyers in the same geographic and legal practice area.

William (Bill) Fowlis, KC, FCPA, FCA, TEP is a lawyer, a Chartered Professional Accountant/Chartered Accountant, and a Trust and Estate Practitioner (TEP). With this complementary professional background, Bill focuses on taxation, corporate, trust, succession, and estate planning law for privately owned businesses, corporations, family enterprises and high net worth individuals. Bill is considered to be one of the top legal professionals practicing in these areas of law in Canada. His practic...