Andrew J. Heal

David has been practising exclusively in the area of family law and child protection since being called to the Ontario Bar in 2014. David joins Frenkel Tobin having previously spent time at a boutique family law firm where he gained experience in all aspects of family law. Prior to his career in law, David worked in the financial industry as a mutual fund compliance officer. This experience provided him with a thorough understanding of financial instruments. David represents clients at all le...

Alethea Au is a partner in the Mergers & Acquisitions Group (with a focus on technology companies). She has counselled a range of clients including private equity funds, strategic corporate buyers, and founder clients across various industries in complex matters related to mergers and acquisitions, including structuring, risk mitigation, divestitures, minority and majority investments, use of representation and warranty insurance and related transactional and transitional issues. She also...

Melissa MacKewn has been widely and repeatedly recognized within the profession as one of Canada’s leading securities and corporate commercial litigation lawyers. Among other recognitions, Melissa has been twice voted by her peers as Best Lawyers Securities Lawyer of the Year and is part of a small and prestigious group of litigation lawyers in Canada selected by Best Lawyers, based on peer review, as “bet the company” litigation counsel. Melissa has one of the deepest and m...

Sarah Corman is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative and Public Law. Sarah, who practices law in Toronto, Ontario, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sarah is held by other top lawyers in the same geographic and legal practice area.

Stephen Ronan is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law, Insurance Law and Professional Malpractice Law. Stephen, 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 Stephen is held by other top lawyers in the same geographic and legal practice area.

Aaron Kreaden is a partner practising in the Litigation & Dispute Resolution Group. He has a broad civil litigation practice, which includes corporate-commercial litigation, complex negligence (professional and otherwise), directors’ and officers’ liability, class actions, and product liability. He has appeared at the Supreme Court of Canada, as well as various levels of court in Ontario, British Columbia, Alberta and Nova Scotia. Aaron has acted on some of Canada’s most...

Simona Jellinek leads the Sexual Abuse and Assault team as counsel. Simona has more than 25 years of representing survivors of childhood abuse as well as adult assaults. She has litigated against religions institutions, Childrens’ Aid Societies, all levels of government, Big Brothers, Scouts, school boards, and many other institutions where people are placed in harms way. Simona’s has litigated hundreds of cases and has helped her clients achieve some of the highest settlements fo...

Philippa G. Samworth is a partner at Dutton Brock and her area of practice is in insurance defence (Accident Benefits), as well as providing Mediation and Arbitration services.. Miss Samworth has a number of achievements and was retained by the Ministry of Finance of Ontario as a consultant to provide analysis and technical advice to the Ministry on its preparation and drafting of the new Automobile Insurance Legislation: Bill 59 and its regulations. In May 1997, Philippa was appointed to the...

Nafisah Chowdhury is a lawyer practicing in commercial and employment litigation. She provides day-to-day strategic advice to businesses of all sizes on a broad range of matters, including navigating workplace issues, resolving shareholder disputes and addressing privacy law concerns. Over the course of her career with Miller Thomson, she has built a reputation as a trusted adviser who not only understands the business realities of her clients, but who can be relied upon to provide timely and...

Jean Lee focuses on prosecuting intellectual property applications and managing IP portfolios, primarily in the field of life sciences, biotechnology, pharmaceuticals, medical devices, and chemical arts. Her patent practice includes originating drafting, legal opinions, and patent office proceedings for a broad range of clients, including large multinational corporations, start-up companies, academic institutions, and medical and healthcare professionals. She has also obtained patent rights o...