William Brent is a climate solutions evangelist and cleantech entrepreneur. He is currently Chief Marketing Officer (CMO) at Husk Power Systems, the leading net-zero energy services company serving rural Africa and Asia, and operator of the largest fleet of community solar minigrids. More recently, he was Chief Campaign Officer at Power for All, an energy access focused iNGO. Prior to that, he was a senior executive and head of the cleantech practice at Weber Shandwick, an award-winning global marketing services agency and part of NYSE: IPG.