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© 2018 Keystone Laboratories, Inc.

Phone: 800.858.5227
Fax: 641.792.7989

Keystone Laboratories, Inc. is a full service environmental testing laboratory committed to providing the highest quality services at competitive prices. We fully believe that the work we do is helping protect the public and the environment.

Contact us today to find out how we can help you with your testing needs.

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Corporate Headquarters
600 E 17th St S
Suite B
Newton, IA 50208
Tel: 800-858-5227
Fax: 641-792-7989
Waterloo Location
3012 Ansborough Avenue
Waterloo, IA 50701
Tel: 319-235-4440
Fax: 319-235-2480
Kansas City Location
835 South Saint Paul Street
Kansas City, KS 66105
Tel: 913-321-7856
Fax: 913-831-6778
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