Integrated Services

We offer a large platform of integrated environmental and engineering services to more effectively meet your project needs

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Long-Term Solutions

GEI provides long-term solutions to our clients that address complicated and challenging issues

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Diverse Skillsets

Our multidisciplinary team takes a collaborative, science-based approach to our client's projects

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GEI Canada

At GEI, we listen actively. We think differently. Above all, our team is committed to delivering balanced environmental, economic, and social outcomes for your project.

Since GEI expanded into Canada in 2018, we have grown to a team of more than 350 environmental and engineering (Civil, Geotechnical & Geostructural) experts across southern Ontario. Our growing practice is complemented by more than 1,100 GEI engineers, scientists, and planners in our 52 North American Branches.

Picture Yourself at GEI Canada.

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Our Specialties


At GEI, we have a long history of helping our clients and our communities minimize risk and solve complex challenges.

Founded in 1970 by five graduates of Harvard University and the Massachusetts Institute of Technology, GEI has evolved in a multidisciplinary engineering firm serving the water, energy, buildings, infrastructure, and industrial markets.

Our Markets






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