Sean Zweig

Kris Borg-Olivier is a top lawyer recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Alternative Dispute Resolution, Corporate and Commercial Litigation and International Arbitration. Kris Borg-Olivier is a litigator with a keen analytical mind and calming presence. In a broad practice that focuses on commercial and civil litigation, he tackles complex legal problems with clarity and creativity. Having previously spent five years practicing in New York with a...

Robert Colson is a lawyer recognized by Best Lawyers in the practice areas of Corporate and Commercial Litigation and Labour and Employment Law. Robert practices law in Toronto, Ontario Best Lawyers has recognized Robert Colson since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Robert Colson is held by other lawyers.

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...

Jeffrey Preszler is a lawyer recognized by Best Lawyers in the practice area of Personal Injury Litigation. Jeffrey practices law in Toronto, Ontario Best Lawyers has recognized Jeffrey Preszler since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jeffrey Preszler is held by other lawyers.

Michael Osborne advises and represents clients involved in competition and regulatory inquiries, criminal and administrative prosecutions, class actions and other competition litigation. His practice covers all aspects of competition law, including cartels, abuse of dominance, mergers, and marketing practices. He has expertise in a wide range of industries, including airlines, banking and payment systems, securities, waste, technology, pharmaceuticals, energy, manufacturing, and construction....

Deron Waldock is a lawyer recognized by Best Lawyers in the practice area of Employee Benefits Law. Deron practices law in Toronto, Ontario Best Lawyers has recognized Deron Waldock since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Deron Waldock is held by other lawyers.

Colin is a partner in Blaney’s Insurance Coverage Counsel Group. His primary practice area relates to insurance coverage opinions and coverage litigation. His secondary practice area involves insurance related defence work and subrogation claims. As coverage counsel, Colin provides advice and litigates in relation to liability policies of every description, including commercial general liability, automobile, homeowner and directors’ and officers’ policies. He also provides a...

Doug Bourassa is a lawyer recognized by Best Lawyers in the practice area of Corporate and Commercial Litigation. Doug practices law in Toronto, Ontario Best Lawyers has recognized Doug Bourassa since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Doug Bourassa is held by other lawyers.

Ryan co-leads the firm’s construction labour law practice group. Ryan’s practice areas include labour relations and construction law. He has specific expertise in certification applications, defending against displacement/raid applications and certification-related unfair labour practice complaints, including applications for interim relief during organizing campaigns and applications for remedial certification. Ryan’s notable cases include acting on behalf of an organizing ...

Jaclyne is a corporate, commercial and regulatory lawyer who works with a wide range of clients in the transportation and logistics industry, as well as those in the product regulatory, marketing and advertising space. This includes road, rail and ocean carriers, passenger vessel operators, load brokers, logistics providers, warehouse operators and other freight intermediaries. She also assists manufacturers, importers, exporters, shippers, distributors and growers. Jaclyne regularly provides...