Address:
2201 West Campbell Park Drive
Chicago, IL 60612
Tel 312-738-0470
Fax 312-829-4069

Arnold L. Hirsch, PhD
ahirsch@agdnutrition.com

Also, please feel free to contact our agents:

Animal Sales in the USA:

Gary Vannorsdel
Frederick Sales LLC
Tel: 800-947-8752
Fax: 469-645-2224

Food Sales in the USA:

Mac Weber
Provitas
Tel: 972-948-5763