Jason M. Holowachuk, K.C.

Tara G. Tiefenbach is a lawyer recognized by Best Lawyers in the practice area of Family Law. Tara G. practices law in Calgary, Alberta Best Lawyers has recognized Tara G. Tiefenbach since 2019. 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 Tara G. Tiefenbach is held by other lawyers.

Marika’s practice is focused on resolving complex business disputes, with a particular emphasis on the energy and electricity sectors. She advises oil and gas companies, power producers, construction and real estate development firms, insurers, service providers, and boards of directors on a wide range of commercial litigation matters, including director and officer liability issues. Her experience includes disputes involving breach of contract, fiduciary duty, negligence, fraud, and ot...

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.

Ainsley Vieira is a lawyer recognized by Best Lawyers in the practice area of Family Law. Ainsley practices law in Calgary, Alberta Best Lawyers has recognized Ainsley Vieira since 2024. 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 Ainsley Vieira is held by other lawyers.

Gregory F. Peterson is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law and Private Funds Law. Gregory F. practices law in Calgary, Alberta Best Lawyers has recognized Gregory F. Peterson since 2023. 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 Gregory F. Peterson is held by other lawyers.

Lara Mason’s practice encompasses a wide range of commercial litigation matters, including commercial disputes, transnational and cross-border disputes, professional liability matters, insurance coverage disputes and class actions. Ms. Mason has appeared at all levels of court in Alberta, before the Supreme Court of Canada, and before the Alberta Utilities Commission. She has also participated in a variety of alternative dispute resolution processes.Ms. Mason joined our Calgary office a...

Doug is a senior family lawyer who has practiced family law for over 36 years. His practice is largely mediation and arbitration of family law disputes. Often Doug is acting as a mediator/arbitrator in a hybrid process that combines the benefit of both mediation and arbitration. In addition, Doug assists a few select clients in reaching resolution through negotiation, collaborative law, mediation, arbitration, and when necessary through litigation. Admitted to the Alberta Bar on January 10, 1...

Tamasine Davies has been a family law lawyer for over 30 years. Tamasine is the Managing Partner at Soby Boyden Lenz. She has been with Soby Boyden Lenz since 1994. Tamasine earned her Bachelor of Arts from the University of Alberta in 1991. She attended Dalhousie University, in Nova Scotia, Halifax from 1991 to 1994 earning her Law Degree. Her past work experience includes legal research on Aboriginal Treaty Rights and issues and facilitating Confederacy and Chiefs’ Conferences. Tamasi...

Gavin received his Bachelor of Science degree in Biology (Zoology) from the University of Calgary. He then attended the Faculty of Law at the University of Calgary, graduating in 2001. Upon graduation, Gavin clerked at the Court of Appeal and the Court of Queen’s Bench of Alberta. Following his clerkship, Gavin completed his articles at the Calgary offices of a large national law firm, practicing in securities and regulatory matters. He was called to the Alberta Bar in 2002. Gavin joine...

Tim is peer ranked as one of the top labour and employment lawyers in Canada. For over 25 years, Tim has advocated for federally and provincially regulated employers on matters related to workplace law. He acts as lead counsel on significant labour, employment, and workplace human rights cases, including in matters that have been elevated to the Supreme Court of Canada. Tim sets a new standard for employer advocacy. His commitment to building trusting relationships through counseling employer...