What historical regions does the city where MA'ADEN's corporate headquarters are located belong to?
Riyadh Riyadh (/rɨˈjɑːd/; Arabic: الرياض‎ ‎ "ar-Riyāḍ" ] ) is the capital and most populous city of Saudi Arabia. It is also the capital of Riyadh Province and belongs to the historical regions of Najd and Al-Yamama. It is situated in the center of the Arabian Peninsula on a large plateau and home to more than six million people.
Mauro-Roman kingdom The Mauro-Roman kingdom (Latin: "Regnum Maurorum et Romanorum" ) was a Berber kingdom that existed in the Maghreb between the fourth century and the conquest of the region by the Umayyad Caliphate. Beginning in the sixth century, the polity's realm shrank and it came to be known as the Kingdom of Altava, after its capital Altava.