THOMAS SECUNDA

$2.7

BILLION  SELF-MADE SCORE: * SOURCE: BLOOMBERG LP AGE: 65 RESIDENCE: CROTON-ONHUDSON, NY PHILANTHROPY SCORE: Secunda worked in systems research at Salomon Brothers, where he met Michael Bloomberg and became one of four founders of financial services and media company Bloomberg LP. He helped build Bloomberg’s lucrative terminal business, the building block for Bloomberg LP’s estimated $10 billion in revenue.