Tengku Ahmad Arif is graduate from Medan Institute of Technology, North Sumatera. He has experience more than 20 (twenty) years in execution and management of engineering and construction around CPI project Riau – Sumatera . His experience including construction of piping, mechanical and various of civil works. He also has experiences in safety specialist, instructor of Managing Safety Work training for Contractors in oil and gas company Chevron Project. The project areas are includes HES Compliance Coordinator for CPM-HO, IM-HO , HES Compliance Coordinator seconded for PG&T North Duri out going transmission line and Gulamo sub station and transmission project Duri RIAU. Proir to joint with PT. Harap Panjang as HES manager of road construction service for Duri and Dumai operation areas, Tengku Ahmad Arif has duty and responsibilities in Chevron North Duri Development project as Senior HES Compliance Coordinator.