Note: "Dallah Avco (founded in 1975) is an aviation-services company with extensive contracts with the Saudi Ministry of Defense and Aviation, headed by Prince Sultan. A sister concern of Dallah Avco also conducts construction and maintenance contracts in the two holy cities of Makkah and Medina. Both are subsidiaries of Dallah Al-Baraka Group owned by Sheikh Saleh Abdullah Kamel." - Wikipedia
