Multidisciplinary civil, electrical, mechancial & geoenvironmental engineering consulting firm
Enhancing our communities since 1988
Proud to be named one of Canada’s Top Small & Medium Employers of 2025
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Rooted in Community, Driven by People
Proudly 100% Canadian and employee-owned, Tatham has served communities for over 35 years. Our strengths lie in our multidisciplinary expertise and ability to foster client relationships that have led to countless projects across Ontario. We provide specialized services in Infrastructure, Building Engineering Services, Water & Environment, and Community Development.
Tatham in your commmunity
Acton Island Bridge Rehabilitation →
Summit View Residential Development →
Blue Mountain Resort Snowmaking Water Supply & Distribution →
Duckworth Street Improvements →
Sunset Point Park Eco-Shoreline Pilot →
Muskoka Municipal GHG Inventory & Climate Change Mitigation Plan →
Parry Sound Airport Runway 17/35 Reconstruction →
Yonge Go Village Residential
Development →
Collaborate with our team
From concept to completion, our team works with yours to turn challenges into solutions through collaboration and innovation. We take the time to understand your goals and bring the right people to the table at every stage. Whether you’re navigating complex approvals, optimizing designs, or pushing boundaries new innovations, we’re here to support your success, every step of the way.