Colleen Calhoun

Colleen Calhoun serves as an Operating Partner at Engine Ventures, providing strategic support to climate tech founders. Additionally, Calhoun advises Burnt Island Ventures and holds board positions at multiple organizations, including Vast, NABORS Energy Transition Corp II, Via Separations, NABORS Energy Transition Corp, Quaise, and Evergreen Climate Innovations. Calhoun previously held the role of Vice President and General Manager at XL Fleet, where acquisition strategies were executed to enhance fleet electrification solutions. Educational qualifications include an MBA in Finance from the University of Michigan's Stephen M. Ross School of Business and a BS in Chemical Engineering from the University of Pennsylvania.