Jeffrey Oliver
About Jeffrey Oliver
Jeffrey Oliver is a lawyer based in Calgary, AB and has been recognized in The Best Lawyers in Canada™ since 2017. Jeffrey Oliver is recognized in the following practice area:
- Calgary, Alberta
- Insolvency and Financial Restructuring Law
Current Firm: Cassels Brock & Blackwell LLP
Location: Calgary, AB
Nearby Lawyers
Megan L. McMahon is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law, Insurance Law and Medical Negligence. Megan L., 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 Megan L. is held by other top lawyers in the same geographic and legal practice area.
Devin has a commercial and real estate practice with a focus on purchase and sale transactions, financings, corporate matters, condominium developments, and commercial and residential leasing. He also advises on a variety of development-related matters. Devin works with a broad range of clients, including business owners, lenders, borrowers, landlords, tenants, and commercial developers. His experience includes acting on major housing developments in Calgary and Fort McMurray, advising on hos...
Tom Valentine has more than 30 years of experience in the oil and gas industry, both as a barrister and a solicitor. In 2002 and 2003, Mr. Valentine lived in Doha, Qatar, where he was senior counsel (projects) with Qatar Petroleum. While in Qatar, Mr. Valentine was responsible for a number of international gas and LNG projects, including projects in the United Kingdom (Qatargas II), India (RasGas) and Spain (Endesa Generacion). Since returning to Canada Mr. Valentine’s work continues to...
Emi R. Bossio is a top attorney recognized by Best Lawyers in the practice area(s) of Alternative Dispute Resolution, Appellate Practice, Corporate and Commercial Litigation, Labour and Employment Law and Product Liability Law. Emi R., who practices law in Calgary, Alberta, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Emi R. is held by other top lawyers in the same geographic and legal practice area.
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.
Robyn Gurofsky is the Co-Leader of the Firm’s Insolvency and Restructuring Group. Her practice focuses on insolvency and restructuring, banking and oil and gas related litigation and general commercial litigation. She advises companies, boards of directors, shareholders, creditors and accounting professionals with respect to all aspects of restructuring and insolvency proceedings, whether informal or formal proceedings, both within Canada and on a cross-border basis. Robyn also acts for...
Scott Whitby is a senior business lawyer in the Calgary office, advising companies in the oil and natural gas, power and renewable energy sectors. With more than 28 years’ of experience advising clients on a broad range of corporate and commercial matters, Scott is highly sought after for his extensive experience in relation to the purchase and sale, development, and operation of oil and natural gas, power generation and renewable energy assets and the marketing of oil, natural gas, nat...
Beth Younggren is a member of Dunphy Best Blocksom LLP ’s civil litigation and dispute resolution team. She joined the firm in 2015 after articling with and then working as associate counsel at a large multi-national law firm in its civil litigation group. Beth maintains a diverse commercial litigation practice, and specializes in advising clients with respect to construction litigation, including builders’ liens, contractual disputes, especially in the oil and gas and real estate...
Ryan Keays practises primarily in the area of energy and resources, but also focuses on business law and corporate and commercial law. He advises clients on a broad range of corporate and commercial matters, with a specific focus on the energy sector, both domestically and internationally. His practice has included representing clients in oil and gas asset acquisitions and divestitures, share acquisitions and divestitures, negotiation of production sharing contracts and other host government ...
Thomas Cumming is a top attorney recognized by Best Lawyers in the practice area(s) of Insolvency and Financial Restructuring Law. Thomas, 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 Thomas is held by other top lawyers in the same geographic and legal practice area.
Explore and Learn
2026 Best Lawyers Awards: Recognizing Legal Talent Across the United States
by Jamilla Tabbara
The 2026 editions highlight the top 5% of U.S. attorneys, showcase emerging practice areas and reveal trends shaping the nation’s legal profession.
Gun Rights for Convicted Felons? The DOJ Says It's Time.
by Bryan Driscoll
It's more than an administrative reopening of a long-dormant issue; it's a test of how the law reconciles the right to bear arms with protecting the public.
2026 Best Lawyers Awards in Canada: Marking 20 Years of Excellence
by Jamilla Tabbara
Honoring Canada’s most respected lawyers and spotlighting the next generation shaping the future of law.
How to Sue for Defamation: Costs, Process and What to Expect
by Bryan Driscoll
Learn the legal standards, costs and steps involved when you sue for defamation, including the difference between libel and slander.
Best Lawyers 2026: Discover the Honorees in Brazil, Mexico, Portugal, South Africa and Spain
by Jamilla Tabbara
A growing international network of recognized legal professionals.
Build Your Legal Practice with Effective Online Networking
by Jamilla Tabbara
How thoughtful online networking supports sustained legal practice growth.
Blogging for Law Firms: Turning Content into Client Connections
by Jamilla Tabbara
How law firms use blogs to earn trust and win clients.
Reddit’s Lawsuit Could Change How Much AI Knows About You
by Justin Smulison
Big AI is battling for its future—your data’s at stake.
How to Choose a Good Lawyer: Tips, Traits and Questions to Ask
by Laurie Villanueva
A Practical Guide for Your First-Time Hiring a Lawyer