302. Jon Stryker
$2.7 billion ! self-made score: source: Medical equipment age: 59 residence: new york city m.arch., uc Berkeley ’89 In December 2016, he and his sister Pat (No. 248) gave $5 million each to fund the nation’s memorial to victims of racial terror lynchings. The same month Stryker, who is a big supporter of LGBT issues, married his long-time partner, Slobodan Randjelović. His fortune comes from Stryker Corp., the medical-device maker his grandfather founded.