David "Dave" Thompson

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.

With more than 20 years of experience in Business Law, Andrew Roth has a robust corporate and commercial law practice that includes national and multinational clients in a variety of sectors including manufacturing, emerging markets, financial sector, and land development including, office, retail, multi-residential, and industrial property sectors. Andrew advises on matters related to corporate governance, complex reorganizations, business restructuring, mergers and acquisitions of public an...

Mark J. Zega is a partner at Filion Wakely Thorup Angeletti LLP, he is experienced in providing a full range of legal services on human resources and public law issues. Practice specialties include labour, employment, human rights, administrative and public law, with a special focus on education and healthcare law issues. He has extensive experience as a litigator and in providing counsel to clients on human resource, risk management, governance and regulatory issues. Mark represents many lar...

Neena Gupta is a partner in the firm’s Waterloo and Toronto offices. Her practice focuses on a broad range of employment and human rights matters. Neena has advised a broad range of employers, from start ups to world-renowned multinationals, on all aspects of employment law, including employment policies, offer letters, compensation plans, cross-border employment and regulatory compliance in Canada. Neena regularly advises employers on both compliance and litigation involving the Ontari...

A Partner in the firm, Sheryl joined Sullivan Mahoney LLP in 2019. In her employment practice, Sheryl provides timely strategic advice and perspective on all aspects of the employment relationship provincially and federally, including recommending and assisting in implementing effective measures to expediently manage and proactively address all types of workplace issues, negotiations and disputes. This includes negotiating executive compensation packages and employment contracts; drafting and...

Scott W. Beattie is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation, Legal Malpractice Law and Professional Malpractice Law. Scott W., who practices law in Hamilton, Ontario, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Scott W. is held by other top lawyers in the same geographic and legal practice area.

Rose M. Demelo Johnson is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Mergers and Acquisitions Law. Rose M., who practices law in Kitchener, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rose M. is held by other top lawyers in the same geographic and legal practice area.

Sean M. Sullivan is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation and Insurance Law. Sean M., who practices law in Kitchener, Ontario, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sean M. is held by other top lawyers in the same geographic and legal practice area.

Ed Canning is an employment lawyer and Partner at Ross & McBride LLP. He has been an employment lawyer in Hamilton for over 25 years, representing both employers and employees. For the last 21 years, Ed has written a bi-weekly column in the Hamilton Spectator on employment law. Throughout his career, Ed has appeared before the courts and a variety of tribunals. In 2001 he argued a Human Rights Code appeal before the Supreme Court of Canada and in 2016 before the Ontario Court of Appeal. E...

Carl Peterson is a partner of the firm and since his call to the bar in 1984, he has worked in all areas of labour law with special expertise in the construction industry and health and safety litigation. In addition to defending employers against health and safety charges, he has been quite active in developing policies and seminars for employers to prevent accidents and avoid litigation. Carl has a great deal of experience in assisting non-union and union employers develop positive employee...