Singaporean businessman Tan Boy Tee has an estimated net worth of $870 million as of August 2013, according to Forbes. He is best recognized as the founder of Labroy Marine, a tug and barge company, which he sold in 2008 for $700 million. Today, he seeks to invest in oil and gas sector. He also owns a large stake in Tembusu Partners, a private equity firm he co-founded in 2008.

Tan Boy Tee is widowed and has two children. His sons, Thomas and Terry, manage the investments of the family through Bestford Capital.