Dave Williams combines renewable technology and finance with a passion for transformative energy markets. Mr. Williams currently serves as Solar Guru for USAID’s Caribbean Clean Energy Program, Senior Fellow for UC Berkeley’s Renewable Appropriate Energy Laboratory, and Chief Executive Officer of dissigno. Mr. Williams has particular concentration in technology, finance, and enterprise development in mature and emerging markets. He has found, led, and divested solar development businesses around the world. Previously, he was a Senior Fellow with the US State Department’s Energy and Climate Partnership of the Americas where he advised government and private developers in Latin America on transitioning to generation from renewable energy and developing finance options. Mr. Williams was selected as one of Time Magazine's Innovators of the Year for work on refrigeration in emerging tropical markets. Mr. Williams has leveraged technical expertise to attract financing and set the landscape for adoption of renewables. He has been a technical solar advisor for US Department of State, merit reviewer for the US Department of Energy's SunShot program, technical reviewer for Sandia National Laboratory, solar advisor for USAID's Private Finance Advisory Network for Asia, and contributor to National Renewable Energy Laboratory. Previously, he oversaw technology, risk and development investment strategies for a US development fund as Chief Risk Officer. He was Chief Technical Officer for a Central European solar development. As VP of Risk & Asset Management, his team constructed and operated over 50 solar parks in a wide range of technologies. Mr. Williams has been involved in developing renewable energy projects in the Caribbean, Americas, Europe, Middle East, Asia and Africa. He serves on several boards with an emphasis on energy access in off-grid markets around the world.