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.
South Arabia South Arabia is a historical region that consists of the southern region of the Arabian Peninsula, mainly centered in what is now the Republic of Yemen, yet it has historically also included Najran, Jizan, and 'Asir, which are presently in Saudi Arabia, and the Dhofar of present-day Oman.