Contact Us

To learn more about Althoff Industries’ quality products and services, call us today.

(815) 455-7000
Toll-free: (800) 225-2443
Fax: (815) 455-8354

Main Office
8001 South Route 31
Crystal Lake, IL 60014
Telephone: (815) 455-7000

Branch Location
4152 May St.
Hillside, IL 60162
(312) 332-5700

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