Personal injury law firm in St. Catharines led by a mother-son legal duo, Siona V. Sullivan and Brendan K. Sullivan. Dedicated to plaintiff representation in motor vehicle accidents, slip and fall, dog bites, accident benefits, disability insurance, and product liability claims. Known for dedication to helping injured clients navigate difficult circumstances.

Practice areas

Good to know

A person using a wheelchairWheelchair accessibleA laptop showing a video callVirtual appointmentsA calendar with a checkmark beside a clockBy appointmentAn office interior with a desk and chairsIn-person services

Fees & payment

A shield with gold coins, a dollar sign and a checkmark sealContingency

Where to find them

279 Lake Street, St. Catharines, ON, L2R 5Z6 · 905-346-5055

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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 ↗