Amount donated in 2012: $30.1-million
Beneficiary: Arcus Foundation
Background: Mr. Stryker is an architect and heir to the Stryker Corporation fortune. The medical-products company was founded by his grandfather, Homer Stryker, a surgeon who invented the mobile hospital bed.
Mr. Stryker, 54, gave $30.1-million to his Arcus Foundation, which he founded in 2000, to support the organization’s two grant-making priorities: combating discrimination against gay, lesbian, bisexual, and transgender people; and ensuring the survival of great apes and their habitats.
The foundation gave out 116 grants totaling $17.9-million last year.