Pheochromocytoma Organization is a non-profit corporation organized under the laws of Illinois. Pheochromocytoma Organization is entirely sponsored by its founders, board of directors, doctors and medical professionals who have helped encourage this website and promote its goals. Because we have not needed outsite funding thus far, we have not requested nor taken donations from the general public, government, institutions or members who visit or contact our site. If this status changes in the future, the details of the changes will be posted promptly on this page.