Best Lawyers in Canada for Corporate and Commercial Litigation

Doug Bourassa is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation. Doug, 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 Doug is held by other top lawyers in the same geographic and legal practice area.

Described by his peers as ‘the gold standard in this space, a phenomenal litigator’, for more than thirty years Jonathan has won landmark decisions across a broad variety of subject matter including competition law, constitutional law, liability of public authorities, professional liability, criminal law, financial services, franchise law and contract disputes. He has tried over 90 cases to judgment and argued over 60 appeals in provincial appellate courts and the Supreme Court of...

Christopher Somerville is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation. Christopher, 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 Christopher is held by other top lawyers in the same geographic and legal practice area.

Brendan van Niejenhuis is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Class Action Litigation and Corporate and Commercial Litigation. Brendan, who practices law in Toronto, Ontario, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Brendan is held by other top lawyers in the same geographic and legal practice area.

Rebecca Huang is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation. Rebecca, 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 Rebecca is held by other top lawyers in the same geographic and legal practice area.

With a practice spanning Canada and the US, Simon focuses on commercial and corporate litigation, directors’ and officers’ liability, securities litigation, class actions, and professional negligence. Simon represents a broad range of clients, including various regulated professionals, directors and officers, oppressed shareholders, and public and private companies. Simon delivers results, both in and out of the courtroom. He has a robust trial and appellate practice, appearing re...

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

A partner at Woods LLP, Eric serves a wide range of industries, including financial services and natural resources. He also handles employment-related matters for employers as well as senior management. Eric is a frequent author and speaker on topics such as evidence, civil procedure and international arbitration. An accomplished trial and appellate lawyer, Eric has developed a particular expertise in domestic and international arbitration. His experience includes acting for Canada in the NAF...

Deb Lister enjoys a litigation practice, representing clients in a wide range of industry sectors. Her breadth of expertise has earned her recognition as a Best Lawyer in Canada for the past 7 years in a number of areas, including corporate and commercial litigation, insurance law, and trusts and estates. Deb has a particular interest in shareholder disputes, director’s liability and corporate governance matters, contract law, professional liability claims and insurance law, both covera...

Clay Jacobson is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation and Energy Law. Clay, 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 Clay is held by other top lawyers in the same geographic and legal practice area.

Jacqueline Armstrong Gates is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation and Insurance Law. Jacqueline, who practices law in Kitchener, Ontario, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jacqueline is held by other top lawyers in the same geographic and legal practice area.

Prior to and during the course of attending University, Brad was involved in the residential construction industry. After obtaining his law degree in 1989, Brad articled and practiced with Code Hunter Wittmann. In 1998 he joined the litigation team at Donahue Wells as a partner. In 2010, Brad joined Carbert Waite LLP. Brad has extensive experience as a litigator in a number of areas (with an emphasis on insurance related litigation, product liability litigation, aviation, and commercial litig...

Irwin Nathanson, K.C. is one of the top trial and appellate lawyers in British Columbia, and has litigated many of British Columbia’s leading complex business disputes. Leading publications have referred to Mr. Nathanson, saying: "Irwin is still going like a champ, a ‘senior statesmen’ who still doesn’t miss a beat“; You won’t find a better litigator anywhere in the country”; “He is the biggest gun in Vancouver”; He is “resolute, coo...

Emily Lawrence is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Corporate and Commercial Litigation, Employee Benefits Law, Health Care Law and Labour and Employment Law. Emily, who practices law in Toronto, Ontario, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Emily is held by other top lawyers in the same geographic and legal practice area.

Michael Fenrick is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Appellate Practice, Corporate and Commercial Litigation and Labour and Employment Law. Michael, who practices law in Toronto, Ontario, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael is held by other top lawyers in the same geographic and legal practice area.

Carsten is a founding member and senior partner of JSS Barristers, the largest civil litigation boutique law firm in western Canada. His practice emphasizes complex and multi-party corporate and commercial litigation, commercial class actions, oil & gas litigation including royalty, environmental and CAPL issues, shareholder disputes, advising creditors and others in insolvency matters and professional negligence claims. During a leave of absence from JSS Barristers, he served as Senior L...