Aaron J. Atkinson

David Palumbo is a partner and Chair of the Corporate Transactions Practice Group in Baker McKenzie's Toronto office. David is a member of the Firm's North American Capital Markets Steering Committee and Global Inclusion, Diversity and Equity Committee. He serves as Chair of the Board of the You Can Play Project, a non-profit organization dedicated to ensuring the inclusion of all in sports. David has been named as one of Canada's Top 25 Most Influential Lawyers by Canadian Lawyer Magazine. D...

Megan Keenberg, C.S., Q. Arb., is a born litigator with an easy, confident advocacy style. As a Certified Specialist in Civil Litigation, Megan's background packs a one-two punch combining Bay Street experience with a practical business mindset. She’s a careful thinker, a straight talker, and a natural story teller. Her clients appreciate her ability to explain complicated legal strategy in plain terms so that they can confidently provide informed instructions about the management of th...

Craig Mills is a thoughtful commercial litigator with a focus on commercial disputes, creditors’ remedies, insolvency law, and franchise law. Working with Miller Thomson’s insolvency and restructuring lawyers across Canada, Craig’s litigation background has proven to be a valuable tool in strategically advising clients on commercial debt enforcement and recovery, restructuring and insolvency matters, litigation, and claims resolution management under Canada’s insolvenc...

Sarah Corman is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law. Sarah, who practices law in Toronto, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sarah is held by other top lawyers in the same geographic and legal practice area.

Troy Lehman joined Oatley Vigmond LLP in 2006 and became a partner in 2010. Based in Barrie, Ontario, Troy practises in the areas of Insurance Law and Personal Injury Litigation. He is committed to guiding individuals and families through challenging periods following serious accidents and injuries. Troy focuses on clear communication and practical advice, with the goal of helping clients feel informed and supported throughout the legal process. Troy earned his law degree from Western Univers...

Arlene has developed a broad range of expertise in the areas of corporate and commercial law, with a strong focus on merger and acquisition transactions, corporate governance and corporate finance. Arlene works extensively with technology based companies and assets including software, media and green technology. While Arlene maintains a mix of practice areas in commercial law, she has focused her practice on mergers and acquisitions and technology law. Arlene has also been a key advisor to va...

Simon Archer likes to get the deal done. He helps trade unions negotiate agreements and settle disputes so that promises are kept – especially pension promises. Simon works to protect the wages, working conditions and retirement security of his clients and their families. To do this, he works with trade unions, retiree associations and boards of trustees across Canada, advising on negotiating pension and benefits, trust administration and fiduciary issues, public interest litigation, in...

John's advocacy is tried and tested, having conducted dozens of lengthy and complex arbitrations, trials, and administrative hearings. John has a robust appellate practice, having appeared at the Court of Appeal for Ontario on over 40 appeals and before the Supreme Court of Canada on multiple occasions. John does not shy from challenge. Some of John’s most notable cases are the product of his creative, boundary-testing approach, and passion for applying the law creatively to achieve sen...

David Ziegler’s robust civil litigation and arbitration practice encompasses business-critical commercial and financial disputes, class actions, product liability matters, construction matters (including adjudications), and disputes requiring international arbitration. His vast experience acting for both Canada- and US-based companies is sought after for domestic and cross-border disputes, spanning a broad range of industries including mining, rail, professional services, insurance, ban...

Colleen Arsenault is a partner at Beard Winter LLP. She practises exclusively with the insurance group, dealing with tort matters encompassing disability benefits, motor vehicle accidents, property damage, occupier’s liability matters, product liability, construction, CGL issues, coverage issues, subrogation and general bodily injury claims. Colleen has appeared at all levels of court in Ontario, including the Court of Appeal. Over the course of her career, she has conducted hundreds of...