Contact

If you would like to learn more about GMP+ registration, please contact:

GMP+

NSF International

PO Box 130140

Ann Arbor, MI 48113-0140

Email: elogan@nsf.org

Telephone: (+1) 734-827-5624

Toll Free: (USA) 800-NSF-MARK (800-673-6275)

Fax: (+1) 734-769-0109

You can also email Ed Logan, Business Development Manager, at elogan@nsf.org.