Arriyadh Development Authority (ADA)

Visiting address

Cir 3, Al Safarat



Postal address

PO Box: 94501

Cir 3, Al Safarat

Riyadh , 12512

Saudi Arabia


Tel +966 509 466 244

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Company information

The High Commission for the Developemnt of Arriyadh was established in June 1974, as the authority overseeing the development of the city of Riyadh, capital of the Kingdom of Saudi Arabia.

Headed by His Royal Highness the Governor of the Riyadh Province, it is in charge of the strategic development of the capital in the areas of infrastructure, environement, culture, educationm health, transportation and landscaping. Besides setting city-wide policies and regulations, it coordinates between all ministries and other government entities, municipalities, utility companies, as well as the private sector, for the urban planning and development of Riyadh.

Arriyadh Development Authority (ADA), is the executive are of the High Commission for the Development of Arriyadh, had been responsible for the execution of major landmark projects in the city, including the Riyadh Public Transit System.

Company information

Headquarters location Cir 3, Al Safarat
12512 Riyadh
Saudi Arabia
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Company Size


  • Infrastructure / Railway Construction
  • Mass Transit Operator