Jon Lloyd Stryker is an American architect, philanthropist, and billionaire heir to the Stryker Corporation medical technology company fortune. Stryker is the founder and president of the Arcus Foundation, which primarily supports great ape conservation efforts and LGBT social justice, and has awarded over $500 million in grants. The threatened colobine species Rhinopithecus strykeri is named after him. According to Forbes, Stryker's net worth is estimated at $5.3 billion.