National Records and Archives Authority. 99 Avis Muscat Regional Office – Chartered Accountants 2 Avis Muscat Public Authority for Special Economic Zones and Free Zones 30 Avis Muscat Oman National Engineering and Investment Company - SAOG 4 Avis Muscat Public Establishment for Industrial Estates (Madayn) 32 Avis Muscat Lire la suite