Investment management and revenue development 10 Avis Riyadh The Regional Organization for the Conservation of the Environment of the Red Sea and Gulf of Aden (PERSGA) 13 Avis Jeddah The General Directorate of Health Affairs in Najran Province 447 Avis Najran Events Investment Fund 20 Avis Riyadh King Fahd Specialist Hospital in Dammam 273 Avis Dammam Lire la suite