Boyes Tiefenbach Bannister Family Law Counsel LLP is a small Calgary family law firm founded in 2015 by Judy N. Boyes, K.C. and Tara G. Tiefenbach. The firm focuses exclusively on family law, using litigation, mediation, arbitration and collaborative approaches to resolve matrimonial property, support and custody matters. Traci L. Bannister joined the partnership in 2021 after three years with the firm.

Practice areas

Family Law

Good to know

A person using a wheelchairWheelchair accessibleA professional woman in a suit beside a briefcaseWoman-ownedA laptop showing a video callVirtual appointmentsA calendar with a checkmark beside a clockBy appointmentAn office interior with a desk and chairsIn-person services

Lawyers 3

Judy N. Boyes Counsel Family Law Tara G. Tiefenbach Partner Family Law Traci L. Bannister Partner Family Law

This firm’s lawyers at a glance

Called to the bar
1980–2015 · median 19 years in practice 3 of 3 lawyers
Law schools
Osgoode Hall Law School, University of Port Elizabeth, South Africa (now Nelson Mandela Metropolitan University), University of Saskatchewan 3 of 3 lawyers

Who handles what

Where to find them

2550, 645 – 7th Avenue S.W., Calgary, AB T2P 4G8 · 587-393-1700

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Listing compiled from the firm’s public website in July 2026. Verify licence status in the Law Society of Alberta directory ↗