From the Amazon website--
Thanks for your interest in Amazon! We’re thrilled to support many different 501(c)(3) organizations and schools in communities where our employees live and work. With the number of worthy requests received, we do not accept unsolicited donations requests. However, if you would like to share your work with us please email firstname.lastname@example.org and we’ll get back to you within 10 business days if we’re able to support your organization. Thank you for considering Amazon as a supporter, and we appreciate your commitment to making an impact in our community.