Sayros Yadgar is an experienced energy and mechanical engineer currently serving as the Energy Utility Manager at Solano County and an Instructor at UC Berkeley Extension, specializing in HVAC Engineering and Design. Prior to these roles, Sayros held positions including Sustainability Manager and Mechanical Engineer at Sandia National Laboratories, and Energy Manager at Facility Services Inc., where responsibilities included managing energy efficiency improvements for over one million square feet of medical facilities. Sayros has a rich background in teaching HVAC design and engineering at UCLA Extension, as well as extensive experience in energy auditing, implementing renewable energy systems, and designing HVAC and plumbing systems across various sectors. Educational qualifications include a Master of Science in Mechanical Engineering from California State University, Northridge, and a Bachelor of Science in Mechanical Engineering from Sharif University of Technology.