Dr. Mohammad Aref, holding Ph.D. on Environmental Engineering from USA.; Having 26 year working experience in Oil & Gas Industry within globe, worked for SHELL, and International Services Providers in various Senior Managerial Positions. Professional registered Practitioner for QHSE & HazMat Subject Lead High Profile HAzMat Projects in EU, A.Pac & MENA Regions Published tech Papers about radiation Protection, Human Errors & Waste Management Regular Speaker on QHSE & HazMat International Conferences & Workshops Chairman & Steering Committee Member for ADEPIC Tech Conference 2012, 2013 & 2014 Chairman, Steering Committees & Speaker for SPE QHSE Risk Management Workshop 2013 & 2014 Holding Memberships with accredited International HSE Organization (IOSH, SPE, MARPA, ASSE)