About

Columbia Green is an Eco-Technology Company. We are a diverse expert team of passionate and creative individuals who are committed to creating and selling products that better our world. Our comprehensive vegetative roof solutions are designed to meet the unique challenges of the rooftop growing environment. Growth and innovation are not only characteristics of Columbia Green’s technologies, but also our employees – who are the foundation of our success.


Vanessa Keitges
President & CEO (Sales & BD)
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Greg Love
Chief Operating Officer & Board Member
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Steve Mumma
National Sales Manager
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Kevin Bower
Western Regional Sales Manager
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Dominic Grecki
Northeast Sales Manager
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Robert Littleton
Program Manager
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Andrea Saven, PLA, ASLA
Technical Director
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Leslie Picco
Business Development
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Janelle Cameron
Office Manager
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