Defense Electronics & Cable Assembly Companies in Illinois

10 companies in Illinois are listed below. U.S. electronics manufacturing companies whose descriptions or tags say they serve defense customers. Confirm the specific requirements (materials, certifications, documentation) with each supplier.

Listings come from each company’s public information and may be incomplete, so confirm capabilities, materials and certifications with the shop before you commit. The fastest way to get quotes is one request: attach your drawing (PDF or STEP) or describe the part, and Noramark routes it to U.S. shops that fit.

The most listings are in Aurora, IL (2), Chicago, IL (2) and East Dundee, IL (1). Certifications stated: 6 ISO 9001 and 3 AS9100.