McCallum Law Professional Corporation is a sole-practitioner firm operated by Joe McCallum in St. Catharines, Ontario, serving the Niagara Region for more than 20 years. Joe McCallum focuses on corporate-commercial transactions, employment matters, real estate law, and wills and estates. Before entering law, McCallum served as a professional firefighter in St. Catharines and later became a partner at one of Niagara's major firms.

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

Where to find them

45 Welland Avenue, St Catharines, Ontario L2R 2M4 · 289-362-5666

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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 ↗