The 2026 Illinois Manufacturers DirectoryŽ profiles 13,283 manufacturers and 33,316 executive contacts by name & title.
The Illinois Industrial Database includes additional profiles for selected wholesalers, distributors, suppliers, and industrial service providers.
Each company profile contains up to 40 data points.
The 1,242-page Illinois Manufacturers DirectoryŽ is published each January.
The Illinois Industrial Database is available as an IndustrySelect online database for your PC, Mac, tablet, or smartphone.
Data is researched by MNI to ensure the highest level of accuracy.
It's industry's leading business profile data for sales, marketing, recruiting, and research.
Executive direct emails, phones, and LinkedIn profiles are only included with the Basic+ and Pro+ versions.
Corporate Hierarchy
Parent Companies5,503
Parent Company Executives27,275
Ultimate Parent Companies1,036
Ultimate Parent Company Executives6,005
Parent company and executive data is viewable on-screen but cannot be exported unless the company is part of your Pro/Pro+ subscription. Parent company counts may include duplicates as multiple companies may share the same parent companies.
*Available as an IndustrySelect online database with live 24/7 access from any PC, Mac, tablet, or smartphone. Number of companies and executives may fluctuate over the course of your subscription based on current data. The one-time annual cost includes 12-month single-user access to the data. Additional users may be added at a discounted rate. Subscriptions do not auto-renew. Usage subject to terms & restrictions. View features & compare versions or sign up for a free demo.
All IndustrySelect subscriptions are fully inclusive. There are no credits, tokens, or usage-based fees—just one transparent price.
17% Industrial machinery and equipment 12% Food and kindred products 12% Fabricated metal products 8% Rubber and miscellaneous plastic products 8% Printing and publishing
Largest Illinois Manufacturers by Employees:
Ford Motor Co., Chicago Assembly Plt. (Chicago) - 5,236 FCA US, LLC (Belvidere) - 5,100 Caterpillar Inc., Electric Power Div. (Mossville) - 4,950 AbbVie, Inc. (North Chicago) - 3,450 Continental Tire The Americas (Mount Vernon) - 3,400
Illinois Counties with the Most Manufacturing Jobs:
Cook - 297,425 DuPage - 81,432 Lake - 56,180 Kane - 52,745 Winnebago - 31,274
Illinois Cities with the Most Manufacturing Jobs:
Chicago - 110,616 Elk Grove Village - 19,660 Rockford - 19,227 Elgin - 13,180 Wheeling - 11,477
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