​​

World Allergy Organization (WAO)

WAO is registered as a nonprofit organization in the United States. Its Employer Identification Number (EIN) is 39-1444043. It is an international umbrella organization whose members consist of 115 regional and national allergology and clinical immunology societies from around the world.

Secretariat office address: 555 East Wells Street, Suite 1100, Milwaukee. WI 53202, USA.

Phone: +14142761791
Fax: +I 414 276 3349

info@worldallergy.org 

www.worldallergy.org .​