Mohammed Serafi was born in Saudi Arabia, Saudi Arabia. Mohammed Serafi is one of the largest individual investors in the Saudi stock market. He owns stakes in Makkah Construction and Development Company, Taiba Holding and Bank Albilad. Makkah Construction and Development Company builds and manages residential and commercial properties near the Grand Mosque in Mecca, including Hilton hotels. Mohammed's son Hamza is a board member, while another son Anas is chairman of Taiba Holding, which also manages real estate properties.