Mouwasat Medical Services was founded in 1975 by Mohammed Sultan Subaie. Al-Subaie oversees seven hospitals across Saudi Arabia and 580 clinics, as well as specialized centers, pharmacies, and pharmaceutical services. He owns 17.5% of the Mouwasat’s total shares. In the first half of 2024, the company had $1.4 billion in total assets and generated $377 million in revenues. In June 2024, it established Modawa and the Rieaya Medical Company in partnership with Aldawaa Medical Services.