Interested in becoming a sponsor?  Please send an email to This e-mail address is being protected from spambots. You need JavaScript enabled to view it

If you would like to contribute to the Histiocytosis Association, 

please send donations to:                                                                                               

EONA        PO Box 31       Oreland, PA 19075

Checks payable to:  HAA     

 Please write "Aiden Coyne" on your check!