Tatham Engineering is a Canadian employee-owned, multidisciplinary civil, electrical & mechanical consulting engineering firm. We specialize in Coastal, Land Development, Municipal, Structural (Buildings and Bridges), Transportation, Water Resources, Water & Wastewater, Electrical and Mechanical engineering, and provide specialized services in Air & Noise, Climate Resilience, Hydrogeology, and Building Engineering Services. 

With over 35 years of experience, our firm boasts a solid track record of successful projects throughout Ontario to a wide range of clients, in both the public and private sectors, with application to new and re-developed commercial, industrial, residential, and recreational properties. Our clients value our reliability, enthusiasm, and professional judgment. Together, we derive innovative, thorough, and cost-effective solutions to challenging problems. 

Tatham Engineering is headquartered in Collingwood, Ontario with branch offices in Barrie, Bracebridge, Orillia, Guelph, and Ottawa. With over 200 employees on our team, we’re proud to offer our staff competitive salaries, comprehensive benefits, generous vacation, safety & recreation allowances and paid community service in addition to various professional development opportunities. 

Tatham is proud to be recognized as one of Canada’s Top Small & Medium Employers 2024 & Southwestern Ontario’s Top Employers of 2025! 

For more information about careers at Tatham, please email hr@tathameng.com.

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Tatham Engineering

Dan Hurley

Shannon Phillips

Allan Brownridge

Crystal Barnard

Steve Baldry

Nathaniel Williams

Nick Millington

André Moura

Tatham Engineering

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