Process directory1 company

Heat treating companies in Illinois

Find heat treating companies in Illinois, ranked by process fit, coverage, and confidence.

Heat treatingIllinois
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Verified and estimated facility points

Green pins are verified facilities; amber pins are estimated city/metro points. Faint rings show estimated reach. The public map starts on the contiguous U.S.

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1 company

Chicago Tempered Glass

EstimatedSupplier + processing
phone, IL · Heat treating

Chicago Tempered Glass Inc., based in Chicago, is a leading manufacturer specializing in high-quality glass tempering and fabrication.

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Supplier + processingHeat treatingProcess specialistIllinoisPhysical coverage
Processes
Heat treating
Highlights
Heat treatingStates: IL
Facility points
1 estimated facility point
Phone Primary
phone, IL • phone, IL
Estimated

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States & regions
Midwest(1)Illinois(1)

Snapshot updated Apr 18, 2026. This normalized public directory reflects process and location coverage only. It does not show live capacity, pricing, or quote availability.