American entrepreneur Elizabeth Holmes has an estimated net worth of $4.6 billion as of 2015, according to Forbes. Born in Washington, D.C. on February 3, 1984. She is the CEO of Theranos, a blood diagnostics firm she founded in 2003 when she was just 19 years of age. Holmes attended and took chemical engineering class at the Stanford University where she was a President’s Scholars. During that time, she would intern at the Genome Institute of Singapore working on developing new means to detect the SARS coronavirus in blood or nasal swabs. In 2003 she applied for a patent for ‘Medical device for analyte monitoring and drug delivery’ following her return from the Asean country and later established her current company Theranos which was initially named Real-Time Cures. She then went on to quit the University in order to focus fully on her business, with the firm growing gradually and raising $400 million in the next decade. By 2014, Theranos had 500 employees and offered 200 tests with license to run in every state of the US. Holmes was ranked #110 on the Forbes 400 list in which she is also the youngest.