The International Rett Syndrome Foundation (IRSF) is the global leader in the fight against Rett syndrome. We are dedicated to advancing research toward treatments and a cure while empowering families and individuals affected by Rett syndrome to thrive. We are funding the world's leading scientists to unlock the mysteries of Rett syndrome and develop state-of-the-art treatments, such as gene therapies and drug compounds. 

With your help, we will continue to change the face of Rett syndrome for every child and adult in the world with Rett syndrome. 

Thank you so much!


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        Donate by Phone: 1-800-818-7388

        Donate by Mail: International Rett Syndrome Foundation 4500 Cooper Road, Suite 204, Cincinnati, OH 45242. Download form

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        Tax Information: The International Rett Syndrome Foundation is a 501c(3) non-profit corporation. All contributions are tax-deductible to the fullest extent of the law. If you have any questions about your gift, please call us at 1-800-818-7388 or email us at Tax Identification Number: 31-1682518.

        International Rett Syndrome Foundation
        4500 Cooper Drive, Suite 204
        Cincinnati, Ohio 45242