Semiconductor manufacturing suppliers in Illinois

14 companies in Illinois are listed below. U.S. manufacturers whose descriptions or tags say they serve semiconductor 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 Cary, IL (2), Addison, IL (1) and Batavia, IL (1). Certifications stated: 4 ISO 9001, 2 AS9100 and 1 ISO 13485.