Nathan joined Bellwether in 2017 as CEO, leading the company to transform the value chain of coffee from farm to cup. Bellwether makes the only zero-emissions, electric, commercial coffee roaster designed for coffee retailers. Nathan is a veteran entrepreneur and leader in companies where technology meets sustainability. He Chairs the investment committee of Evok Innovations, a venture fund investing in sustainable technologies, and previously held the titles of CEO of General Fusion, and President and co-founder of Harvest Power, the nation’s leading organic waste-to-energy company.