They have all had their bank accounts frozen and risk having their assets and properties seized by the government as it attempts to flush out fraud in Saudi Arabia.
Saudi Crown Prince Mohammed bin Salman attends the Future Investment Initiative (FII) conference in Riyadh, on October 24, 2017.
Local media has reported new arrests of well-known businessmen since the weekend crackdown, including Naser bin Aqeel al-Tayyar, the founder of one of Saudi Arabia's biggest travel companies In a statement to Saudi stock exchange, his company said it was aware of reports of Tayyar's arrest, adding it confirms the 'continuation of business to serve the interests of shareholders and customers'.
Saudi billionaire Prince Al-Waleed bin Talal - who is one of the richest men in the world and owns the British capital's top hotel the Savoy - is one of the men who has been detained.
He also owns the huge Kingdom Tower in Riyadh - a 99-storey skyscraper which features a Four Seasons hotel, luxury apartments and a shopping maul.
The Saudi information ministry stated the government would seize any asset or property related to the alleged corruption, meaning London's Savoy hotel could become state property in the kingdom.
Meanwhile, in an astonishing move, Saudi Arabia princes fleeing the purge have been offered asylum in Yemen by the same rebels they are bombing.
Adam Coogle, a Middle East researcher at Human Rights Watch, said the country does not have a written penal code but has passed several laws governing internet use, including the Anti-Cybercrime Law of 2007.