Yelna Yuristiary is a senior lecturer from Indonesia and a certified Lead Auditor. She had experience in Quality, Safety and Environment Management System in Indonesia and international construction field. Currently she is in charge with an international project with FIDIC based contract and she have experience in Project Management, Quality and Engineering sectors. Yelna is a full-time lecturer in Indonesia, especially in Project Management subject. She is active doing various research about Environment, Concrete and Project Management.