Jonathan "Jon" Marin

Kathleen Skerrett is a lawyer recognized by Best Lawyers in the practice areas of Mining Law and Securities Law. Kathleen practices law in Toronto, Ontario Best Lawyers has recognized Kathleen Skerrett since 2022. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Kathleen Skerrett is held by other lawyers.

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...

D’Arcy's area of practice includes ESG/Carbon and GST/HST/QST/PST transactional work, planning, opinions, and dispute resolution, with a particular emphasis on Financial Services and Cross-Border transactions. D’Arcy has acted as counsel on numerous high profile tax litigation matters, including appearances before the Tax Court of Canada and the Federal Court of Appeal. D’Arcy is currently the Chair of the CRA Liaison Committee for the Commodity Tax, Customs, and Trade Secti...

John’s practice is in corporate and commercial litigation, and includes contract disputes, real estate litigation, shareholder remedies, fiduciary obligations, insolvency and class actions. He has appeared before all levels of trial and appellate courts and before domestic and international arbitral tribunals. A significant percentage of his practice is in the Ontario Commercial Court. He has also represented members of the National Hockey League in salary arbitrations with their player...

Pinta is an experienced trial lawyer practising primarily in the area of complex medical negligence, joining Gluckstein Lawyers as Senior Counsel in 2025. She has extensive experience advocating for plaintiffs in cases involving birth injuries, surgical errors, delayed diagnoses, hospital negligence, and catastrophic brain injuries. Pinta represents clients in actions against physicians, nurses, hospitals, clinics, and other healthcare institutions. Uniquely positioned as former defence couns...

Conner Harris is the founder of Harris Expropriation Litigation and Planning. He carries on a broad-based civil litigation and administrative law practice with a focus on municipal and planning matters, property-related disputes, expropriations, and complex commercial litigation. He is an advocate who has successfully acted as counsel in trials and hearings before all levels of Court in Ontario and the Supreme Court of Canada. He has also appeared before a wide range of administrative tribuna...

Marc Lean is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. Marc practices law in Toronto, Ontario Best Lawyers has recognized Marc Lean since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Marc Lean is held by other lawyers.

Roger Townshend, a founding partner of OKT, is now a senior counsel to the firm. He practices Aboriginal , Constitutional, human rights , and administrative law, with particular stress on land claims litigation. He has a B.Sc (Hons.) in Mathematics. He has appeared in Court and advised on numerous cases relating to Aboriginal law claims including claims related to Aboriginal title and other Aboriginal rights and treaty rights, and duty to consult and accommodate cases. His court work has also...

Karen Sargeant is Managing Partner of the Firm’s Ontario Region, with primary responsibility for leadership of the Firm’s Toronto and Ottawa offices. As Regional Managing Partner, Karen spearheads the region’s strategic direction, setting the highest standards for legal service delivery. Her leadership centres on fostering an environment that develops exceptional talent, promotes diversity, encourages innovation and prioritizes client service excellence. In her legal practic...

Anil Aggarwal regularly acts as counsel to investment funds, dealers, and managers, where he advises such clients on the manufacturing, structuring, distribution and management of both Canadian private and public and offshore investment vehicles. Anil is frequently enlisted to advise on new fund launch strategy, and has drafted a wide range of material agreements for clients, including trust, management, advisory, sub-advisory and distribution agreements. In addition to work with mutual fund ...