Dennis E. Mahony

Troy Lehman is a managing partner and personal injury lawyer at Oatley Vigmond, an Ontario law firm recognized for its leadership in catastrophic injury litigation, including traumatic brain injuries , spinal cord injuries , serious orthopaedic injuries , and wrongful death claims. Troy represents clients across Toronto , the Greater Toronto Area, Hamilton , Ottawa, North Bay , Sudbury , and Sault Ste. Marie, focusing exclusively on individuals and families affected by life altering injuries ...

Catherine Dennis Brooks is a Partner and Registered Canadian Trademark Agent with a practice in intellectual property law and marketing and advertising law. She specializes in all aspects of trademark and copyright law. Catherine assists clients in managing their domestic and international trademark portfolios through clearance and prosecution, licensing, opposition and cancellation proceedings, and enforcement strategy. She also has considerable experience in transactional work involving int...

Jan’s practice focuses on professional negligence matters with a particular interest in medical malpractice and birth injury litigation. Jan is a current member of the Board of Directors of the Ontario Trial Lawyers Association (OTLA). She is involved in their Interventions Committee, Litigator Editorial Board and the Practice Direction Committee. She is an active writer and contributor to the Litigator Magazine, OTLA Blog and Medical Malpractice Newsletter. She has acted as the chair o...

Lynne O'Brien is a litigation lawyer based in Toronto. She has a broad commercial litigation and advisory practice in the areas of financial services, corporate governance, insolvency, securities regulation and fraud.Lynne also practises estate litigation, providing advice on a range of issues, including will challenges, dependent support and guardian applications, contested passing of accounts, estate administration and disputes involving trusts.She frequently conducts investigations for cli...

Stephen is a member of the firm's litigation and labour groups, and is the co-chair of the civil group with responsibility over employment law, civil litigation, and class actions. He is bilingual and provides client service in both French and English. His practice focuses primarily on employment law, civil litigation, class actions, administrative law, and in assisting numerous unions, employees, and administrative agencies with litigation before courts, arbitrators, and numerous tribunals a...

Hugh Dyer is a labour relations and employment lawyer with extensive experience in representing both private and public sector employers, responding to their need for practical, results-oriented legal advice. Hugh advises on issues that concern union and non-union employees, encompassing labour relations, negotiation and administration of collective agreements, human rights, employment standards, health and safety, and other employment matters. Hugh frequently acts as employer counsel in grie...

Jennifer Mathers McHenry is an executive employment lawyer and litigator. She is also the founder of Mathers McHenry & Co., a boutique downtown Toronto firm focused on executive employment law and commercial litigation. Jennifer regularly provides strategic and legal advice to senior executives, directors, partners, and others at pivotal transition points in their careers.

Stephen Erlichman has practiced corporate and securities law throughout his career at major law firms in New York and Toronto. Steve has advised management, boards of directors and shareholders of public and private corporations in various industries, and has been counsel to investment dealers, commercial banks, insurance companies, private equity firms and managers of mutual funds, ETFs, pension funds and hedge funds in connection with public and private acquisitions, reorganizations, public...

Daniel Pugen is a top attorney recognized by Best Lawyers in the practice area(s) of Labour and Employment Law. Daniel, who practices law in Toronto, Ontario, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel is held by other top lawyers in the same geographic and legal practice area.

Graham leads the firm's Bankruptcy, Insolvency & Restructuring Group and also practices Corporate/Commercial law. As a result, he is at home, representing clients in the courtroom and the boardroom. In Bankruptcy, Insolvency and Restructuring scenarios, Graham's experience spans all sectors of business and industry. He represents and advises clients in litigation and corporate/commercial transactions in the context of formal and informal turnarounds , re-financings, reorganizations, secur...