Atty. Sidney H. "Sid" Troister

Atty. Sidney H. "Sid" Troister

A senior partner in our Commercial Real Estate Group, Sidney has a very broad business and commercial law practice. In addition to his traditional real estate law practice involving the purchase, sale and financing of commercial property, he is consulted regularly by industry, title insurers and lawyers for his expertise and his practical and creative approach to real estate problem solving, trouble shooting, and getting deals done.

Toronto Toronto 52 yrs experience 52 year
Call (416) 863-1188 Book Appointment

Profile Summary

About Sidney H. "Sid" Troister at a glance

Sidney H. "Sid" Troister is a real estate attorney based in Toronto, Ontario, practicing at Torkin Manes LLP. They have 52+ years of legal experience, licensed to practice since 1974. Admitted to practice in Ontario, Designated Chartered Arbitrator (C. Arb.): ADR Institute of Canada, Ontario, Certified by the Law Society of Upper Canada as a Specialist in Real Estate Law 2004, and Ontario (1974). Recognitions include Best Lawyers in America — Legal Malpractice Law (2026), Best Lawyers in America — Real Estate Law (2026), and Best Lawyers in America — Awards: (2026). Serands clients in Toronto, ON and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • A senior partner in our Commercial Real Estate Group, Sidney has a very broad business and commercial law practice
  • In addition to his traditional real estate law practice involving the purchase, sale and financing of commercial property, he is consulted regularly by industry, title insurers and lawyers for his expertise and his practical and creative approach to real estate problem solving, trouble shooting, and getting deals done
  • He also serves as counsel to the Lawyers’ Professional Indemnity Company and title insurers, providing opinions, strategy and litigation support regarding the standard of practice of real estate lawyers in Ontario
  • He is also an arbitrator and mediator of real estate and commercial leasing disputes
  • He is considered one of the leading members of the Ontario real estate bar
  • From 1990 to 2000, he was the co-head of the Real Estate Law section of the Ontario Bar Admission Course
  • He continues to chair the Law Society of Upper Canada’s annual Real Estate Law Summit which he founded in 2004
  • A noted teacher, he is a frequent speaker at continuing legal education programmes for the Law Society, the Ontario Bar Association, and many local Ontario law associations on a wide range of real estate law-related topics
  • In 2008, he was awarded the Law Society Medal for his contribution to the practice of law in Ontario.Sidney is the author of "The Law of Subdivision Control in Ontario", a text on Section 50 of the Planning Act and is generally considered by Ontario lawyers as the leading expert on subdivision control in the province
  • He co-authored "Real Estate Conveyancing in Ontario: A Nineties Perspective", for the Lawyers’ Professional Indemnity Company, which analyzed the role of lawyers in real estate transactions in Ontario
  • He is a contributing author to "Agreements of Purchase and Sale" and to the 5th edition of "Falconbridge on the Law of Mortgages".Sidney has authored special bulletins for the legal profession on mortgage fraud in real estate transactions, published annotations on leading judicial decisions and issued cautions to the profession on the standard of real estate practice
  • He is a past member of the Executive of the Real Property Section of the Ontario Bar Association and was the co-chair of the 2002 Special Lectures of The Law Society of Upper Canada
  • He chairs The Law Society of Upper Canada’s Annual Real Estate Law Summit
  • In 2015, he was elected a Bencher (governor) of the Law Society of Upper Canada
  • Much in demand as a speaker, Sidney has been a leader and educator in continuing education programmes for lawyers in Ontario

Practice Areas Explained

Sidney H. "Sid" Troister's Areas of Practice

Each practice area below reflects the types of cases Sidney H. "Sid" Troister handles, with a brief overview of what that area of law covers.

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Sidney H. "Sid" Troister is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Ontario →

Jurisdictional Context

Why local counsel matters in Ontario

Practicing law in Ontario. Legal matters in Ontario are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Toronto are typically filed in the local municipal court or the appropriate Ontario state district court, depending on subject matter and amount in controversy. An attorney licensed in Ontario brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Ontario courts without local counsel or pro hac vice admission.

Looking for additional Ontario attorneys? Browse all attorneys in Toronto or all attorneys in Ontario.

Frequently Asked

Common questions about Sidney H. "Sid" Troister

Where is Sidney H. "Sid" Troister's law office located?
Sidney H. "Sid" Troister's law practice is located in Toronto, Ontario. The firm is Torkin Manes LLP. You can contact the office directly through this profile page.
What practice areas does Sidney H. "Sid" Troister handle?
Sidney H. "Sid" Troister focuses on real estate. Each practice area listed reflects experience handling cases of that type in Ontario.
How long has Sidney H. "Sid" Troister practiced law?
Sidney H. "Sid" Troister has 52+ years of legal experience and has been licensed since 1974.
How can I contact Sidney H. "Sid" Troister for a consultation?
You can contact Sidney H. "Sid" Troister directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Sidney H. "Sid" Troister received?
Sidney H. "Sid" Troister's notable recognition includes: Best Lawyers in America — Legal Malpractice Law; Best Lawyers in America — Real Estate Law; Best Lawyers in America — Awards:; Best Lawyers in America — Awarded Law Society medal 2008; Best Lawyers in America — Recipient Ontario Bar Association Award for Excellence in Real Estate 2000.

Awards

Best Lawyers in America — Legal Malpractice Law
- 2026
Best Lawyers in America — Real Estate Law
- 2026
Best Lawyers in America — Awards:
- 2026
Best Lawyers in America — Awarded Law Society medal 2008
- 2026
Best Lawyers in America — Recipient Ontario Bar Association Award for Excellence in Real Estate 2000
- 2026
Best Lawyers in America — Certified Specialist Real Estate Law
- 2026
Lawyer of the Year — Real Estate Law, Toronto (Canada)
- 2024
Lawyer of the Year — Real Estate Law, Toronto (Canada)
- 2021
Lawyer of the Year — Real Estate Law, Toronto (Canada)
- 2015

Bar Admissions

Ontario, Designated Chartered Arbitrator (C. Arb.): ADR Institute of Canada
Ontario, Certified by the Law Society of Upper Canada as a Specialist in Real Estate Law 2004
Ontario
Admitted: 1974

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