About Rubenstein, Siegel

Rubenstein, Siegel is a small Toronto law firm with four lawyers, working out of a single office on Sheppard Avenue East in the city's north end. Founding partner David Rubenstein leads the firm alongside Joshua Siegel, and the practice says it has served financial institutions, businesses, and individuals for more than 35 years. It organizes its work into six areas: collections, mortgage enforcement, real estate law, litigation and dispute resolution, bankruptcy and insolvency, and landlord and tenant matters.

Much of that work is institutional. The firm acts for banks, trust companies, and private lenders in mortgage enforcement, and it runs collection files for financial institutions, businesses, and individuals, pairing in-house collectors with its lawyers before a file moves to court. Siegel has practiced litigation for more than 25 years and has appeared before the Superior Court of Justice, the Court of Appeal for Ontario, and the Supreme Court of Canada, and the firm says its litigation group took part in one of Toronto's earliest court-annexed mediation pilot programs. Michael Rubenstein, an associate at the firm, holds law degrees from the University of Windsor and the University of Detroit Mercy along with an undergraduate degree from the University of Waterloo.

Milestones & recognition

  • The firm's litigation group took part in one of Toronto's earliest court-annexed mediation pilot programs.
  • Joshua Siegel has appeared before the Superior Court of Justice, the Court of Appeal for Ontario, and the Supreme Court of Canada in more than 25 years of litigation practice.

This firm’s lawyers at a glance

Law schools
Osgoode Hall Law School, University of Windsor and University of Detroit Mercy 2 of 4 lawyers

The neighbourhood

Rubenstein, Siegel works out of a mid-rise office building at 1210 Sheppard Avenue East, in Toronto's Bayview Village area. Leslie subway station, on the TTC's Line 4 Sheppard line, sits directly across the street at 1209 Sheppard Avenue East, so the office can be reached by subway as well as by car. The building is one of several office towers along that stretch of Sheppard, near green space including Ambrose Parkette.

Frequently asked questions

Does Rubenstein, Siegel handle mortgage enforcement for lenders outside Toronto?
Yes. The firm acts for banks, trust companies, and private lenders in mortgage enforcement matters, including cases involving difficult tenants, defended enforcement actions, and fraud.
I'm a landlord dealing with a difficult tenant. Can the firm help?
The firm's lawyers and paralegals handle residential and commercial tenancy matters for both landlords and tenants, including drafting lease agreements and representing clients in disputes.
Can Rubenstein, Siegel help my business collect on unpaid debts?
Yes. The firm has more than 35 years of experience in collections and says it pairs professional collectors with its legal team, with flexible fee arrangements including contingency fees rather than billing strictly by the hour.
Does the firm represent people or companies going through bankruptcy or insolvency?
The firm's lawyers act for trustees, creditors, and insolvent parties, including companies, in bankruptcy, insolvency, and receivership matters, and regularly appear before the Commercial List.
What happens if my dispute has to go to court?
The firm's approach to civil litigation favours resolving disputes early through settlement and mediation, and it says its litigation group took part in one of Toronto's earliest court-annexed mediation pilot programs. When a case does proceed, its lawyers have appeared at all levels of court in Canada.
Where is Rubenstein, Siegel located and how big is the firm?
The firm has four lawyers and works from a single office at 1210 Sheppard Avenue East in Toronto, near Leslie subway station.

Where to find them

Suite 701, 1210 Sheppard Ave East, Toronto, ON Canada M2K 1E3 · 416-499-5252

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Listing compiled from the firm’s public website in August 2026. Verify licence status in the Law Society of Ontario directory ↗