McDermott Family Law is a family law firm in Oshawa run by founder Brendan McDermott. It handles divorce, separation, common law, property and trust claims, and parenting and child-related matters, and also serves Durham Region, Peterborough, Lindsay, Newmarket, and Cobourg.

Practice areas

Good to know

A person using a wheelchairWheelchair accessibleA calendar with a checkmark beside a clockBy appointment

Fees & payment

A clipboard with a speech bubble and a no-charge dollar coinFree consultation

Who handles what

Where to find them

501 Brock Street South (Unit B, Second Floor), Whitby, ON, L1N 4K8 · 647-535-4326

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