Paul Ingrassia

David graduated with Honours from Montreal’s McGill University in 1978. He next received his Juris Doctorate degree, cum laude, from Southwestern University School of Law in Los Angeles. In 1982 he was admitted by the Supreme Court of California to practice as an Attorney and Counsellor-at-Law in the courts of California. After receiving his Certificate of Qualification through the University of Ottawa Faculty of Law, in 1985 David was admitted by the Law Society of Ontario as a Barrist...

Sean is a Partner at Ross & McBride LLP, practising in the Labour & Employment Law Group. Sean's practice encompasses a wide variety of employment law matters including drafting and negotiating employment contracts, advising employees on employment and human rights matters, and employment litigation.

Derek Wilson is the owner and principal lawyer at Derek Wilson Personal Injury Law , a personal injury litigation firm that restricts its practice to helping injured plaintiffs. Derek started his career in 1995 in Hamilton, ON where he first worked on personal injury cases and later expanded his experience and became a partner at a boutique Toronto defense firm that dealt exclusively in insurance defense litigation. By 2009, he made the decision to return to his roots and work solely in plain...

Jamie has more than 40 years of experience representing management in labour and employment law, working out of both the Hamilton and Toronto offices. Jamie regularly appears before the courts, arbitration boards, and federal and provincial labour relations tribunals, as well as before adjudicators in human rights, employment standards and health and safety matters. He has extensive experience in collective bargaining and in guiding employers through the process of responding to union organiz...

Viona M. Duncan is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Information Technology Law and Mergers and Acquisitions Law. Viona M., 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 Viona M. is held by other top lawyers in the same geographic and legal practice area.

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...

Rosa Lupo is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law and Real Estate Law. Rosa, who practices law in Kitchener, Ontario, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Rosa is held by other top lawyers in the same geographic and legal practice area.

Melissa Roth is a top attorney recognized by Best Lawyers in the practice area(s) of Labour and Employment Law. Melissa, who practices law in Kitchener, Ontario, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Melissa is held by other top lawyers in the same geographic and legal practice area.

Jean Leonard focuses on real estate in her corporate and commercial law practice. Jean represents clients in all aspects of real estate law including purchases, sales, land development, secured lending transactions, and commercial leases. Jean works for and with municipalities in relation to land-development matters including subdivision and site plan approvals, expropriations, and land-use planning. Jean also has a depth of experience in corporate and commercial matters including incorporati...

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...