The 3rd International Conference on Solar Energy (ICESE-2016) was held by Faculty of Environment, the University of Tehran at 5-6 September 2016, with a high number of delegates at over 500 and over 100 presenters from more than 10 countries. In addition to regular paper presentations, the program included prominent keynote talks and workshops. The conference program included paper presentations and workshops along with prominent keynote speakers from academia and industry. Thank you to each and every participant that has helped to make the annual ICESE conferences a success.