Sarah Mumtaz Law Offices
1 lawyer · City of Toronto, Waterloo Region
One of 2,345 law firms listed in Toronto, and one of 579 handling Family Law.
About Sarah Mumtaz Law Offices
Sarah Mumtaz Law Offices is a solo practice founded in 2023 by Sarah Mumtaz. It works in three main areas: wills and estates, family law, and business and corporate law. Its estates work runs from drafting wills and powers of attorney through estate administration, probate, and estate litigation. Sarah Mumtaz earned a J.D. from the University of Windsor in 2016 and is a member of the Law Society of Ontario. Before starting the firm, the founder spent six years at a law firm in Cambridge and later practised at a Bay Street firm in Toronto.
The founder was born and raised in Waterloo Region. The firm lists its head office in Toronto and keeps additional offices in Waterloo and Etobicoke, and it offers free consultations, flexible appointments, and virtual meetings for clients across the Greater Toronto Area, Kitchener-Waterloo, and Guelph. Sarah Mumtaz is a student member of the Society of Trust and Estate Practitioners (STEP) and has won Reader's Choice Awards in the Waterloo Region.
Practice areas
Milestones & recognition
- Founded in 2023 by Sarah Mumtaz, who was born and raised in Waterloo Region.
- Sarah Mumtaz earned a J.D. from the University of Windsor in 2016 and is a member of the Law Society of Ontario.
- Student member of the Society of Trust and Estate Practitioners (STEP).
- Sarah Mumtaz has won Reader's Choice Awards in the Waterloo Region.
- Featured by the Greater Kitchener-Waterloo Chamber of Commerce.
In the community
- The founder volunteers with Pro Bono Ontario, providing legal help to people who need assistance.
- The firm is a member of the Greater Kitchener-Waterloo Chamber of Commerce.
- The firm publishes a wills and estates blog that reviews Ontario court decisions and estate-planning topics, including a 2026 note on Madhani v. Fast, 2025 ONSC 4100.
Good to know
Wheelchair accessibleWho handles what
Offices 3
The neighbourhood
The firm's Waterloo office sits on Northfield Drive West in the city's north end, near Conestoga Mall. It's a busy commercial corridor that has filled in with offices, shops, and new development as the region has grown. The office sits along the ION light rail line that links the north end with central Waterloo and Kitchener, so clients elsewhere in the region can reach it. The founder grew up in Waterloo Region, back when it was a smaller town than it is now. Clients in Guelph or the Toronto area can meet virtually or at the firm's Toronto and Etobicoke offices.
Frequently asked questions
- Can Sarah Mumtaz Law Offices prepare my will and powers of attorney?
- Yes. The firm drafts wills and powers of attorney and advises on estate structures and business succession, and it also handles estate administration, probate, and small estates when someone needs to settle an estate.
- Does the firm handle divorce, separation, and family agreements?
- Yes. The family law practice covers uncontested and contested divorce, separation agreements, cohabitation and marriage contracts, spousal and child support, and division of property. The firm says it tailors its approach to each client's situation.
- I'm starting a business in the Waterloo area. Can the firm incorporate it?
- Yes. The corporate practice handles incorporations, business structure planning, shareholder agreements, and minute books, and it works alongside a client's accountant or tax advisor. It also helps with rebranding, winding up, and dissolving a business.
- Does the firm deal with estate disputes and will challenges?
- Yes. Its estates work includes estate litigation, such as will challenges, questions of capacity and undue influence, passing of accounts, removing an estate trustee, and dependant support claims.
- Where are the firm's offices, and can I meet online?
- The firm lists its head office in Toronto at 401 Bay Street, along with offices in Waterloo at 180 Northfield Drive West and in Etobicoke at 10 Four Seasons Place, and it offers virtual and remote meetings for clients who can't come in. Office hours are Monday to Friday, 9 a.m. to 5 p.m.
- Does the firm offer a free consultation?
- Yes. The firm advertises free consultations along with flexible appointments, and it emphasizes reasonable fees and direct access to the lawyer handling a matter.
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