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Participating Companies

Featured Illinois Manufacturer:
Heidtman Steel Products
About Company   Granite City, IL

Heidtman Logo

Heidtman Steel Products is a steel service center incorporated in 1954.


Heidtman Steel Products - Granite City division processes steel coils for the automotive, lawn and garden, truck and trailer, irrigation and wheel manufacturing sectors. Heidtman brings steel coils in from a variety of mill sources and pickles, slits and cuts the steel into sheets. The steel can be used in a wide variety of manufacturing operations, including stamping, rollforming and laser cutting.


Heidtman has the capability to process coils up to 72" wide and 1/2" thick at their Granite City facility. We can also process high strength steel and provide a drylube finish in addition the pickle and oil and black finishes for customers who wish to reduce or eliminate the oil in their steel welding processes. Heidtman has utilized lean manufacturing techniques and a strong safety program to process steel in the most safe and productive manner possible.


Heidtman Product


Coil and sheet steel

Contact Information:

Micki Vandeloo



From earth moving equipment to automobiles; medical devices to consumer products, Illinois is home to 20,000 manufacturers employing nearly 600,000 people. 

IMEC, along with our strategic partners, the Illinois Department of Commerce and Economic Opportunity (DCEO), the Manufacturing Extension Partnership, and other friends of manufacturing, have launched this on-line resource to showcase the diversity of products made here and celebrate the companies that manufacture them. In towns from Chicago to Carbondale, manufacturing is the engine that powers the Illinois economy.