The General Secretariat of the Al-Birr Society in Riyadh 7 Avis Riyadh Department of Operation and Maintenance of Military Facilities in Madinah 9 Avis Medina The Regional Organization for the Conservation of the Environment of the Red Sea and Gulf of Aden (PERSGA) 13 Avis Jeddah Royal Guard Regiment 364 Avis Riyadh Najran Armed Forces Hospital 188 Avis Najran Lire la suite