Clean Environment Technologies (CET) is a premier Saudi-based environmental consulting firm, founded in 2005 as a wholly owned subsidiary of Al-Othman Holding Co. Recognized by the National Centre for Environmental Compliance (NCEC) as a Category “A” consultant and accredited by the Royal Commission for Jubail, Yanbu, Ras Al Khair, Jizan, and Bahrain’s Supreme Council for Environment (SCE), CET brings together a multidisciplinary team of experts with extensive scientific, regulatory, and technical expertise. Over the years, CET has successfully delivered more than 500 environmental projects across Saudi Arabia and the Arabian Gulf, including three major Environmental Impact Assessments (EIAs) for Saudi Aramco in 2018—one of which covered the landmark $30 billion Jazan Economic City—in addition to large-scale assignments for DGDA, NEOM, ROSHAN, Ma’aden, NWC, SEC, and the Royal Commission. CET is an approved environmental vendor for Saudi Aramco, TRSDC, NEOM, DGDA, SEC, and MOC, maintaining a 100% success rate in securing environmental permits under NCEC and Royal Commission jurisdictions. CET’s team collectively brings more than five decades of specialized expertise. The company provides a comprehensive range of services—including EIA, EPAP, EERP, BAT analysis, air quality and noise assessments, ecological studies, and marine and oil spill modeling—delivering credible, efficient, and value-driven environmental solutions that align with regulatory standards and client objectives across the region.