Our Story

Peto MacCallum Ltd. applies a consistent high level of reliable service that is timely, practical and responsive to our clients’ needs — from routine testing and inspection to highly specialized investigative techniques and innovative engineering solutions.

Our goal on every assignment is to give quality performance, provide a valued service, keep our clients informed, work within budget, deliver services on time and find practical, innovative solutions to the challenges we meet.

An independent Canadian consulting engineering company, Peto MacCallum Ltd. is owned and operated by its employees. The firm was established in 1973 as the result of a merger of Peto Associates Ltd., founded in 1956, and the Ontario Division of Racey, MacCallum & Bluteau Ltd., a subsidiary of Racey, MacCallum and Associates Limited, chartered in 1952.

Our staff averages 170 Engineers, geoscientists, hydrogeologists, geologists, technologists and other support personnel. The head office is in Toronto and branch offices with certified laboratory facilities are operated in Barrie, Hamilton, and Kitchener.

Geoscientists - Hydrogeologist - Geologists - Technologists