David Siddiqui has been working since 2000 on sustainability issues including climate, energy, waste, water, and transportation. His international experience includes business development and operations for sustainable companies, consulting for utilities and government agencies, program design and management, policy, and workforce development. With a range of green building certifications, he is an energy efficiency expert with deep experience using both building science and behavioral science to motivate actions with environmental, social, and financial benefits. He serves on advisory groups related to resource conservation initiatives and has appeared in dozens of speaking, writing, and media engagements. David currently works on regulatory affairs in North America for the Opower customer engagement and energy optimization platform at Oracle.