Our Team

The bridge to your next sustainability story.

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Stean Smith

Managing Partner

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Ryan Maxwell

Executive Chairman

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Cathie Hickson, P.Geo

Chief Geologist

Dr. Catherine Hickson leads all geotechnical work for Terrapin, providing industry knowledge and expertise for Alberta No. 1, Alberta’s first conventional geothermal energy facility.

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Gray Alton

VP of Project Development

Gray leads Terrapin’s geographical expansion in Canada and internationally. Gray brings together all stakeholders required to conceptualize and develop waste heat and geothermal power projects.

Marc Colombina

VP of Operations

Marc leads the logistics and procurement for Terrapin’s various power projects.

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Stuart Ashley, P.Eng

Process Engineer

Stuart provides process and mechanical engineering expertise for identifying and developing waste heat to power opportunities.

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Connor Speer, EIT

Research & Development Engineer

Connor leads the development of Terrapin’s in-house heat-to-power engine. He also works to deepen Terrapin’s knowledge of waste heat recovery technologies.

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Diane Jeon

Marketing Manager

Diane coordinates campaigns and marketing strategies for Terrapin, as well as manage Terrapin's public relations, webinars and social media channels.





#750, 10707 100 Ave

Edmonton, AB T5J 3M1

Press & Events: media@terrapingeo.com