Our Customer Service and Technical Support groups set us apart from other proficiency testing providers. Our approach is simple - your satisfaction is our top priority. At API, you can expect your business to be handled in a responsive, friendly, and professional manner.



  EMAIL: for order, billing status, or shipment questions. for proficiency sample, testing, and reporting questions.

  PHONE: 800-333-0958  (8 AM - 5 PM Eastern Time, Monday through Friday)

  FAX: 231-941-7287

  ADDRESS: American Proficiency Institute
    1159 Business Park Drive
    Traverse City, MI 49686

  REMITTANCE ADDRESS: American Proficiency Institute
P.O. Box 72465
Cleveland, OH 44192-0002