He subsequently received a scholarship to attend the University of Manchester in the UK where he graduated with degrees in electrical and mechanical engineering.
[citation needed] After working for a few years in the UK, he moved to Saudi Arabia in 1950 where he joined the Juffali Group as a senior manager.
In a book about Arabian merchants, British writer Michael Fields called him "bold and impulsive, an intuitive decision-taker with a huge head for detail."
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[citation needed] In 2018, Omar Aggad was posthumously decorated with the “Great star of Merit” of the “Order of Jerusalem” by President Mahmoud Abbas of Palestine in recognition of his philanthropy, pioneering role, and outstanding national commitment, and as an appreciation for his honorable lifetime struggle in defending his homeland Palestine, the Palestinian people, and the Palestinian just cause.