Newsletter Sign-Up Donate Payable to:Koenig Childhood Cancer Foundation Mail to:1175 York Ave., Suite 15E New York, NY 10065 Facebook Linkedin Instagram Twitter Envelope Koenig Childhood Cancer Foundation Koenig Childhood Cancer Foundation, Inc is exempt under Section 501(c)(3) of the Internal Revenue Code. All donations are tax-deductible. The foundation was incorporated on February 21, 2020. Our EIN: 84-489-2279