James C. Simmons, K.C.

Mark practises all areas of labour and employment law, representing both public and private sector employers before labour boards, arbitration boards, the courts and numerous employment-related administrative tribunals. Mark’s practice also involves providing proactive and strategic advice to employers in labour and employment matters. Mark has acted as lead counsel in many significant collective agreement arbitrations, wrongful dismissal matters and proceedings before both the Ontario ...

John O'Connor is a partner and Co-Head in the Tax Group in Toronto. John's practice involves all areas of corporate tax, focusing primarily on complex mergers, acquisitions and reorganizations, along with advising tax-exempt entities. In addition, John regularly consults on a variety of technical tax matters.

Eric was called to the Ontario Bar in 1989 and has been certified as a Specialist in Civil Litigation by the Law Society of Upper Canada since 1999. Eric has been named by Best Lawyers International as Lawyer of the Year, Personal Injury Litigation, Toronto, for 2018, and is recognized annually as a Best Lawyer in Canada in personal injury and insurance law by that organization. Eric continues to be recognized by Lexpert as a leading practitioner in personal injury law. He has attained an AV ...

James (Jim) Klotz is in the Business Law Group of Miller Thomson LLP in Toronto and practices in the firm’s International Business Transactions area. Jim served as Secretary-General of the International Bar Association for a two year term ending in 2018, and thereafter served as IBA Vice-President until 03/2020. From 2011-2014, he was a member of the Independent Governance Committee of the Fédération Internationale de Football Association (FIFA), serving as one of its five...

For over 30 years, Valerie has assisted health care professionals facing a civil lawsuit or College complaint pursue fair process and the best possible outcomes. Valerie partners with her clients to ensure they understand what is happening to them and are involved in the strategic decisions being made. Valerie is a fearless advocate who doggedly pursues fairness for her clients. Valerie has extensive litigation experience, having successfully defended numerous contested discipline hearings at...

Sarah Langille is a Partner in Miller Thomson’s Business Law Group, with a focus on corporate law, mergers and acquisitions, as well as the emerging growth and venture capital sectors. She excels in private M&A, acting for private corporations engaging in asset or share sales. She also provides general business and corporate advice to clients regarding operational and transactional matters and has advised early-stage start-ups and high-growth companies on all legal matters in order ...

Susan Philpott understands how important pensions and benefits are to the well-being of workers and their families. She has dedicated her career to it. Trade unions across Canada rely on Sue to help them expand workplace pension and benefits coverage, bargain new pensions and benefits arrangements, and navigate through employer insolvencies and restructuring. She also helps pension plan trustees meet their legal obligations to plan members by providing first-rate strategic, governance, and le...

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

Karen Jones is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law and Labour and Employment Law. Karen, 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 Karen is held by other top lawyers in the same geographic and legal practice area.

Anna Esposito’s practice is focused exclusively on construction law, representing all players in the construction industry, including owners, contractors, subcontractors, materials suppliers, architects, engineers, other design professionals, sureties and insurers, mortgagees, trustees in bankruptcy and industry associations. Anna is also a Mediator who brings her 36 years of experience to the alternative dispute arena. As a certified specialist in construction law, Anna advises and rep...