Call us Monday through Friday, 8:00 a.m. to 5:00 p.m.Eastern Time when you need assistance with any of our products. We are often available before and after hours, so call us anytime.

Toll Free
800-223-5395

Phone
740-374-3412

Fax
740-374-5745

Mailing Address:

Grimm Scientific Industries, Inc.
P.O. Box 2143
Marietta, OH 45750

Physical Address:

Grimm Scientific Industries, Inc.
1403 Pike Street
Marietta, OH 45750