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Get in Touch with Simpson Manufacturing

General Inquiries

Please call (800) 999-5099 or send us an email.

Technical Support Department

Contact us at Ask Simpson for your technical and product questions.

Investor Relations

Thomas J Fitzmyers
Simpson Manufacturing Company Inc.
5956 W. Las Positas Blvd.
Pleasanton, CA 94588
Tel: (925) 560-9030