David S. Altshuller

Gerry is recognized as a leading litigator whose dispute resolution practice encompasses all aspects of civil, administrative and commercial litigation, with an emphasis on professional negligence, pensions, cross-border issues, franchise, banking, insurance, real estate, product liability and employment matters. Gerry has appeared in all levels of court in Ontario, the Federal Court of Canada, the Supreme Court of Canada and before administrative boards and tribunals. As an adjunct professor...

Max Spearn has a focused corporate and commercial law practice with an emphasis on mergers and acquisitions, private equity, venture capital, debt and equity financings, and day-to-day commercial matters. Max frequently works with U.S. law firms and businesses on cross-border transactions and structures for doing business in Canada. He also negotiates and drafts shareholder, partnership and joint venture agreements, service agreements and various other commercial agreements. Max regularly adv...

Jennifer L. King is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law, Appellate Practice, Environmental Law and Municipal Law. Jennifer L., who practices law in Toronto, Ontario, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jennifer L. is held by other top lawyers in the same geographic and legal practice area.

Carlos Martins is a skilled litigator with over 20 years’ experience providing legal advice in diverse sectors. He is a member of the firm’s Commercial Litigation Practice Group and specializes in aviation and defamation law. Prior to joining WeirFoulds in 2020, Carlos was a founding partner of Bersenas Jacobsen Chouest Thomson Blackburn LLP. Carlos has appeared before all levels of court in Ontario, including the Supreme Court of Canada. In addition, he has appeared before variou...

Jackie practices in the areas of Labour, Constitutional, Public Law and Indigenous Rights. She has litigated at all levels of court in Ontario, the Federal Courts and the Supreme Court of Canada. She has also appeared before many administrative tribunals. With an extensive background in writing policy, Jackie has written many policy submissions aimed at government, inquiries and public advocacy. She was also a researcher and writer for the Truth and Reconciliation Commission’s final rep...

Andrew Valentine's charities and non-profit law practice focuses on providing advice to organizations on issues including gift planning, incorporation and registration, ongoing compliance matters, and audits. Andrew also deals extensively with non-profit corporate governance and corporate structuring issues, advising on corporate restructuring, directors' duties and liabilities, governance best practices, bylaws and policies, and membership disputes. Andrew also has expertise in social enterp...

Anita Nador is a partner in the firm’s Toronto office and a member of the Firm's National Life Sciences Practice Group. She is a lawyer and registered patent agent in Canada and the United States, and a registered Canadian trade-mark agent. Anita’s practice focuses on strategic intellectual property, regulatory and commercialization planning, primarily in the life sciences and chemical areas, including pharmaceuticals, biologics, natural health products, agriculture, foods and med...

Matthew Gardner B.Sc. (Hons.), LL.B., is a Partner at Willms & Shier Environmental Lawyers LLP and is a Certified Specialist in Environmental Law by the Law Society of Ontario. Matthew practices environmental law and environmental litigation. He provides advice and solutions about environmental due diligence and compliance to a wide range of clients including industrial corporations, the construction and land development sectors and municipalities. Matthew also provides advice and solutio...

Mark Zigler is a senior partner in the Pensions and Benefits Group with over 35 years of experience. He also chairs the firm’s class action committee. Mark also served as the firm’s managing partner from 2006 – 2012. Mark advises trustees of pension and benefits trusts as well as unions and groups of employees and pensioners. He has also acted as counsel in many high profile cases and class actions across Canada involving pensions, benefits and other employment related issue...

Marni Whitaker is a partner practicing with Loopstra Nixon’s Wills, Trusts & Estates and Business Law groups. Marni has extensive experience in all aspects of estate planning and administration including drafting and giving opinions on wills, powers of attorney, trusts, corporate reorganizations associated with estate planning, personal tax advice, advice and documentation relating to the Family Law Act , administration of estates, estate accounting problems, work for charitable and...