David Robertson

Jessie Larter is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Jessie, who practices law in Calgary, Alberta, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jessie is held by other top lawyers in the same geographic and legal practice area.

Ricki Johnston is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation and Insurance Law. Ricki, who practices law in Calgary, Alberta, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ricki is held by other top lawyers in the same geographic and legal practice area.

Robert Froehlich currently leads the business law group in our Calgary office and from 2016 to 2020 led our Canadian oil and gas practice. Robert advises domestic and international clients on a diverse range of corporate and commercial matters, with a specific focus on the energy industry. He provides practical and strategic advice to clients on transactions and projects across the energy sector, including on liquefied natural gas, conventional and unconventional upstream petroleum and natura...

Patrick Laycock is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law. Patrick, who practices law in Calgary, Alberta, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Patrick is held by other top lawyers in the same geographic and legal practice area.

Patricia Olyslager completed her law degree at the University of Calgary and was called to the bar in 2000. Patricia completed her articles with Parlee that same year. She then moved on to another firm and rejoined Parlee in 2013, becoming a Partner in 2019. Patricia’s practice primarily focuses on litigation, specializing in insurance coverage and defence, disability, product liability, and commercial litigation. Prior to attending law school, Patricia received a degree in nursing from...

Fulvio Durante joined Dunphy Best Blocksom LLP in 1994 and conducts a business and estate-oriented practice. He brings extensive experience in the areas of business law, corporate restructuring, mergers & acquisitions, commercial transactions, trusts, banking, mental incapacity and estate planning & administration. Fulvio is committed to teaching and mentoring the newest members of the profession. He was an instructor for the bar admission courses required for the admission of new law...

Randy has been practicing law with Parlee McLaws since 1998 and currently practices in the areas of real estate and financing. In real estate, Randy has experience in a variety of leasing matters, from shopping center and office leases to telecommunication site agreements. Randy has also routinely been involved in residential and commercial real estate transactions, and has assisted clients through the legal labyrinth of condominium property law. In the financing area, Randy has been involved...

Tara G. Tiefenbach is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Tara G., who practices law in Calgary, Alberta, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tara G. is held by other top lawyers in the same geographic and legal practice area.

Pragmatic in her approach to client service, Gillian is a versatile litigator with significant courtroom experience in the United States and Canada. With a diverse skillset, Gillian maintains a civil litigation practice primarily in the areas of insurance defence, commercial and condominium litigation. Gillian began her career as a lawyer in Nevada and California. There, she honed her skills working in private practice and as in-house counsel with a national insurance company. Industrious and...

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...