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We figured out the best manufacturing companies to work for in Illinois using data on salaries, company financial health, and employee diversity. You can also search for the best manufacturing companies to work for in any other state or city.

Zippia score 4.4
OTTO: A designer/manufacturer of OEM, private label & OTTO-brand headsets & milspec components for DOD, public safety, & industrial clients.
Zippia score 4.1
Polynt Composites USA Inc. is primarily engaged in manufacturing synthetic resins, plastics materials, and nonvulcanizable elastomers. Important products of this industry include: cellulose plastics materials; phenolic and other tar acid resins; urea and melamine resins; vinyl resins; styrene resins; alkyd resins; acrylic resins; polyethylene resins; polypropylene resins; rosin modified resins; coumarone-indene and petroleum polymer resins; miscellaneous resins, including polyamide resins, silicones, polyisobutylenes, polyesters, polycarbonate resins, acetal resins, and fluorohydrocarbon resins; and casein plastics.
Zippia score 4.0
Celebrating 50 years. Since 1966 Stanley Machining has been providing unsurpassed, multi-industry Contract Manufacturing Solutions to world reknowned OEM's.
Zippia score 3.5
Trim-Rite Food Corporation, a processor of pork products, provides custom pork boning services to its customers in the United States and internationally. It offers bone-in and boneless hams, ham by-products, pork loins, and pork butts. The company was founded in 1980 and is based in Carpentersville, Illinois.
| Rank | Company | Zippia score |
|---|---|---|
| 1 | OTTO Engineering | |
| 2 | Pccr Usa, Inc. | |
| 3 | Stanley Machining | |
| 4 | Trim-Rite Food Corporation |