Jason Haley
About Jason Haley
Jason Haley is a lawyer based in Calgary, AB and has been recognized in Best Lawyers: Ones to Watch in Canada™ since 2024. Jason Haley is recognized in the following practice areas:
- Calgary, Alberta
- Corporate Law
- Mergers and Acquisitions Law
Current Firm: McMillan LLP
Location: Calgary, AB
Nearby Lawyers
Robert practice focuses on corporate and securities law with an emphasis on capital markets, mergers & acquisitions and corporate governance. Mr. Verbuck has over 20 years of experience advising start-ups and emerging companies across various industries and serves as a director, corporate secretary and counsel to certain select private and public enterprises that he is passionate about in the storage and real estate, energy, agritech and health product sectors. Mr. Verbuck holds a Bachelo...
Greg has successfully litigated a wide variety of civil litigation matters and commercial litigation matters including energy related matters. Greg’s trial and appeal experience is extensive and he has appeared before every level of court in Alberta. Greg has also appeared before several administrative tribunals. He has been involved in the resolution of numerous disputes, using mediation, judicial dispute resolution and other ADR forums. Greg became a partner in Parlee McLaws in 1990. ...
Elizabeth Williams, managing partner of the Calgary office, has a broad practice in both business law and intellectual property law where she provides general corporate and commercial advice and advises on intellectual property matters. Ms. Williams has extensive experience advising clients in M&A transactions, complex licensing and IP commercialization matters and portfolio monetization. Her experience has included major, complex and multi-jurisdictional M&A transactions, commercial ...
Robin Acworth is a commercial lawyer whose practice focusses on the upstream and midstream energy sectors, including LNG and renewables. Robin has extensive experience advising on energy projects and transactions in Canada and in a broad range of other jurisdictions. His experience includes advising on the sale and purchase of LNG and other commodities, transportation, construction and use of terminals, power generation facilities and other infrastructure, both onshore and offshore, including...
Mark Sawyer articled with Dunphy Best Blocksom LLP in 2003 and became a partner in 2010. Mark’s practice focuses on the business and commercial aspects of the law, as well real estate and estate planning. Mark works with many privately held businesses, advising them on their corporate, financing, contract and shareholder matters. Mark provides advice as well on the incorporation of new businesses and the sale and purchase of existing companies. He also acts for clients who are buying, s...
Marc Matras is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation and Insurance Law. Marc, 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 Marc is held by other top lawyers in the same geographic and legal practice area.
Doak Horne is a partner in Gowlings’ Calgary office, practising in the area of intellectual property litigation and patent prosecution for over 25 years. Doak is a Registered Patent and Trademark Agent in Canada and the United States, as well as a registered professional engineer. He has been involved in preparation, filing, and prosecution of patents, trade-marks, and industrial designs before the Canadian Intellectual Property Office, and been extensively involved in licensing matters...
Caroline Lee, KC is a senior family law practitioner specializing in family law and alternative dispute resolution including collaborative family law, mediation and arbitration. She joined Dunphy Best Blocksom LLP 1989 with an established background in all aspects of family law. Caroline became a partner in 1994 and was managing partner of the firm for six years. She was appointed King’s Counsel in 2004. Caroline has been involved as a family law teacher and lecturer with the Legal Educ...
Kirk Litvenenko's core practice areas include: corporate governance, mergers and acquisitions, recapitalization and reorganization transactions and public and private offerings of debt and equity. Kirk is focused on providing elite client service. Kirk builds high-performance internal working teams that are specifically designed to collaboratively service each client's specific and unique needs. Excellent service builds client loyalty and strong relationships, as such, many of the clients for...
Practising extensively in the area of debt capital markets, Howard MacKichan's primary focus is on private placements by US and Canadian institutional investors in the Canadian energy and resources market. Funds have been placed in Canadian and US dollars, Euros and Pounds Sterling. Mr. MacKichan has been a fellow of the American College of Investment Counsel since 1992, one of only a few Canadian members, and was a member of the committee developing the ACIC's model form agreements. He has s...
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