This wonderful organization provides sanctuary for life for their toos. They also produce a great video series called Cock-A-Tude that teaches aims to improve the lives of cockatoos in human care. Please consider supporting their patreon so they can continue educating folks about cockatoos.
The Cockatoo sanctuary & rescue
Founded in 1992, in Washington state, The Cockatoo Rescue & Sanctuary provides sanctuary for cockatoos, macaws, and greys. They were one of the first to allow their birds to live as flocks in aviaries. You can learn more and donate on their website.