Well I think their family owning Discovery Suites, Discovery Shores, Sterling Bank, I-Remit, Surewell Equities, TKC Steel, The Mansion Group, JTKC Land and several other more businesses could provide adequate financial stability at present time. Chris Tiu also personally own a Specialized Refreshment Bar then there is his TV Hosting Job with TV5 and GMA7, he is also a sought after Commercial Ad and Ramp Model plus with his double-degree with Ateneo he is also is a Part-Professor at the same school. And he also gets paid by the government as a Barangay Kagawad. Ohh I almost forgot, the Tiu family have a considerable large number of shares at Tagaytay Highlands.
By the way Chris Tiu a sizeable amount of his earnings to his Foundation and his favorite Charities as he have more than enough from his interest earnings in his stock investments, bank accounts and bonds.