Dr Ahmed is an expert in environment, sustainability, industrial hygiene, and public health with over 30 years of experience in both public and private sectors. His work also covers climate change, clean development mechanism, environmental, health, and social impact assessment, environmental systems and compliance. Developed complete Sustainability Management System focused on GHG, Energy, Material Loss, and Water KPIs, with tailor-fit Sustainability Manual and Governance. Throughout his practice, he has developed strong interest in renewable energy and alternative fuels as reflected in his more than 80 published and unpublished scientific articles, presentations, and studies. He acted as Advisor to international organizations like the World Health Organization Middle East, Arriyadh Development Authority, and Gulf Petrochemicals and Chemicals Association (GPCA). He was the General Manager of Environmental Affairs Department of SABIC Corporate. He also works as Advisor for the Saudi National Environmental Strategy.