David J. Corrigan, K.C.

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...

Joshua has extensive experience advising clients on a wide range of commercial matters, including banking and lending transactions, debt financings, subordination and inter-creditor arrangements, restructurings, and forbearances. He regularly acts for a variety of lenders and borrowers in both domestic and national financial services transactions. His corporate/commercial practise includes advising on the purchase and sale of businesses, mergers and acquisitions, secured transactions, corpora...

For more than 20 years I have been focused on the resolution of business disputes. Over that time, the arbitral proportion of my practice has increased progressively, such that it now comprises a high majority, involving complex matters typically with at least tens of millions of dollars at stake. In 2005, I obtained a Certificate in Arbitration from the Alberta Arbitration and Mediation Society (now the ADR Institute of Alberta) (ADRIA), based on 11 different relevant courses including 62 ho...

Gary has been practicing as a lawyer for more than 20 years and is the managing partner of Kirk Montoute Dawson LLP. Gary also has extensive training as a Mediator and has participated in numerous Mediation, Arbitration and Judicial Dispute Resolution hearings. In addition to the practice areas of Wills and Estates, Mediation and Family Law, Gary is also an experienced litigator. He has appeared before all levels of Court in Alberta. Currently, Gary’s practice is focused primarily on Es...

Joshua (Josh) Sadovnick has a split practice, with focuses on commercial litigation and employment disputes, both insured and uninsured claims.With reference to commercial litigation, Mr. Sadovnick regularly represents insurers, owners, developers, general contractors, subcontractors and suppliers. Mr. Sadovnick has acted as counsel in commercial disputes on a variety of complex claims, including general commercial and construction disputes, deficiency claims, construction failures (including...

John Cassell is the Canadian co-head of our cybersecurity and data privacy practice. John assists clients with all manner of privacy and cybersecurity law issues including: responding to complex local and international cybersecurity incidents, advising on risk management strategies, assisting clients with access to information requests, complying with Canada's anti-spam legislation and proceedings before the offices of the Alberta and federal privacy commissioners.

Peter practices primarily in the areas immigration and citizenship law. As a Canadian immigration law practitioner, Peter has prepared and filed all types of immigration and temporary status applications. This includes federal skilled worker, Canadian Experience Class, family class sponsorships (spouses, children, and parents), business class, provincial nominations, special programs, and humanitarian and compassionate applications for permanent residence. Peter's practice includes the prepar...

Wendy E. Best has a well-established family law practice and has earned ongoing recognition as a leading family law practitioner since being called to the bar in 1980. She joined Dunphy Best Blocksom LLP in 1982 and became partner in 1986. Wendy was appointed King's Counsel in 1994. She acts primarily for high net worth individuals and families. While she settles most matters, Wendy’s practice includes litigation. She was inducted as a fellow of the International Academy of Family Lawye...

Blake Hafso is a lawyer recognized by Best Lawyers in the practice area of Labour and Employment Law. Blake practices law in Calgary, Alberta Best Lawyers has recognized Blake Hafso 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 Blake Hafso is held by other lawyers.

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...