About Law Firm of Martin K. I. Rumack

The Law Firm of Martin K.I. Rumack is based in Toronto, with its office at 2 St. Clair Avenue East near Yonge and St. Clair. Martin Rumack was called to the Ontario bar in 1973 and opened an independent practice in 1978. The firm works with clients across the Greater Toronto Area in four main areas: residential and commercial real estate, wills, estates and powers of attorney, business and corporate law, and family law domestic contracts such as cohabitation and pre-nuptial agreements.

Rumack holds a mediation certification from Osgoode Hall Law School, is a qualified arbitrator under the Arbitration and Mediation Institute of Ontario, and belongs to the Canadian Condominium Institute. Rumack co-authored Legal Responsibilities of Real Estate Agents with Rosemary Bocska, a reference text published by LexisNexis Canada that has gone through multiple editions since 2005. Rumack has also taught continuing-education courses on real estate law for real estate boards across Ontario, including Toronto, Brampton, Windsor-Essex, and the Kingston area.

In the community

  • Rumack teaches continuing-education real estate courses for real estate boards across Ontario, including Toronto, Brampton, Windsor-Essex, and the Kingston area, on topics such as builders' agreements, condominiums, and tenancy law.
  • Rumack contributes articles on real estate law to Real Estate Magazine (REM), a Canadian publication for real estate professionals, on topics such as rural and cottage property transactions and reverse mortgages.
  • The firm publishes Marty's Musings, a blog covering practical legal topics for real estate, business, and estate planning clients.

Fees & payment

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Where to find them

2 St. Clair Avenue East, Suite #202, Toronto, ON, M4T 2T5 · 416-961-3441

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This listing was generated by AI from public sources in August 2026. It may contain errors, and we can’t guarantee it’s accurate or complete. Before you rely on anything here, verify it on the firm’s own website. Verify licence status in the Law Society of Ontario directory ↗

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