Bonnie Greenaway

James Renihan is a partner on our litigation and disputes team based in Toronto. He is a highly effective, creative, and skilled commercial litigator, with significant courtroom experience. James' practice encompasses a broad range of commercial and civil litigation matters. He has experience representing corporate and individual clients in matters involving contracts, director and officer liability, fraud, shareholder rights, commercial real estate and franchise relationships, as well as emp...

Executive Summary Gavin Tighe is a senior partner with Gardiner Roberts LLP and a member of the firm’s Executive Committee. Mr. Tighe is certified by the Law Society of Upper Canada as a Specialist in Civil Litigation and has appeared as lead counsel at all levels of Canadian Courts including the Supreme Court of Canada. He has significant experience successfully representing clients before securities industry tribunals in both Canada and the United States. Mr. Tighe also acts as counse...

René Bissonnette is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising and Marketing Law. René, who practices law in Toronto, Ontario, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which René is held by other top lawyers in the same geographic and legal practice area.

Brittany Sud’s practice focuses on estates and trusts, including both planning and administrative matters, as well as taxation as it relates to those areas. Brittany has developed and implemented cohesive estate plans for clients, reflecting their financial objectives and both short and long-term goals. She advises high net worth individuals, entrepreneurs and professionals on probate planning, income tax deferral and minimization strategies, family business succession planning, disabil...

Peter is a partner practising primarily in the areas of securities, corporate finance, mergers and acquisitions and corporate governance. Peter brings exceptional experience in the oil and gas, mining and natural resource industries, and in his practice at the firm has worked for both issuers and investment banks. Prior to joining the firm, Peter served as General Counsel to Frontera Energy Corporation (formerly Pacific Exploration & Production/Pacific Rubiales Energy), Gran Colombia Gold...

Mariam Moktar is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Corporate and Commercial Litigation and Labour and Employment Law. Mariam, 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 Mariam is held by other top lawyers in the same geographic and legal practice area.

Ellen Bessner is an experienced, tough-minded commercial litigator, known for her determination and common sense advice. After 25 years of practice on Bay Street at prominent Canadian law firms, Cassels Brock & Blackwell LLP and Gowling WLG, Ellen joined Babin Bessner Spry LLP in 2014, where she is a leader in commercial and securities litigation, employment litigation, insurance defence, directors’ and officers’ liability, professional negligence, class actions, and regulator...

Adam began his legal career articling with a law firm on Bay Street. After articling, Adam worked with several boutique firms, initially working more broadly in the civil litigation field, then narrowing his focus to estates litigation, planning, and administration. As well as estates matters, Adam also practices immigration law, specifically focused on inadmissibility and enforcement issues in Canada. Adam obtained a B.A. (honours) from York University, then his J.D. from the University of W...

Alex Nikolic’s practice is focused on corporate and securities law. He regularly advises issuers, investment dealers, private equity and other investors in capital markets and mergers and acquisitions transactions. Frequently assisting clients on debt and equity financings, both domestic and cross border, Alex also works on private placements, public offerings, private equity transactions, take-over bids, plans of arrangement, and joint ventures. He also provides advice on reorganizatio...

Sergio R. Karas, B.A., J.D. is a Canadian lawyer (Barrister and Solicitor) and a Certified Specialist in Canadian Citizenship and Immigration Law, as designated by the Law Society of Ontario. He practises Immigration Law in Toronto, Ontario, and is the founder of Karas Immigration Law Professional Corporation. Born in Buenos Aires, Argentina, Mr. Karas has assisted hundreds of individuals and families in establishing themselves in Canada. His practice includes representing individuals, famili...