Manufacturing in McHenry County, Illinois
The register lists 471 facilities in McHenry, Illinois. According to the Bureau of Labor Statistics, 497 establishments were counted in McHenry in 2025. Fabricated Metal Product Manufacturing accounts for about $0.2 billion of the annual payroll in McHenry.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and benchmark
Biggest cities
Federal labor statistics counted at least 497 manufacturing establishments in McHenry County in 2025, employing about 11,213 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 471, about 95% of that figure.
Facilities16 FACILITIES
Listing 16 of 24: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Industry | NAICS | Employees | Status |
|---|---|---|---|---|---|
| Scot Forge Company | Spring Grove | Fabricated Metal Product Manufacturing | 332111 | 500+ | ACTIVE |
| Three R Plastics, INC | Spring Grove | Machinery Manufacturing | 333511 | 20–99 | ACTIVE |
| Minic Precision, INC. | Spring Grove | Fabricated Metal Product Manufacturing | 332721 | 1–19 | ACTIVE |
| International Road Dynamics Corporation | Spring Grove | Machinery Manufacturing | 333998 | — | ACTIVE |
| K.b.i. Custom Case, INC. | Spring Grove | Furniture and Related Product Manufacturing | 337212 | — | ACTIVE |
| Astro Craft | Spring Grove | Fabricated Metal Product Manufacturing | 332710 | 1–19 | LIKELY ACTIVE |
| Chicago Coffee Roastery, Inc | Spring Grove | Food Manufacturing | 311999 | 1–19 | LIKELY ACTIVE |
| Modern Abrasive CORP. | Spring Grove | Nonmetallic Mineral Product Manufacturing | 327910 | 20–99 | LIKELY ACTIVE |
| Intermatic INC | Spring Grove | Machinery Manufacturing | 333514 | 100–499 | UNVERIFIED |
| Actown Electrocoil INC | Spring Grove | Computer and Electronic Product Manufacturing | 334416 | — | UNVERIFIED |
| Knoll Steel INC | Spring Grove | Miscellaneous Manufacturing | 339999 | — | UNVERIFIED |
| Sinterloy CORP | Spring Grove | Fabricated Metal Product Manufacturing | 332117 | — | UNVERIFIED |
| Standard Register CO | Spring Grove | Printing and Related Support Activities | 323111 | — | UNVERIFIED |
| Scot Forge - Spring Grove | Spring Grove | Fabricated Metal Product Manufacturing | 332111 | 100–499 | LIKELY ACTIVE |
| Precision Molded Concepts, Inc. | Spring grove | Plastics and Rubber Products Manufacturing | 326199 | 1–19 | UNVERIFIED |
| Quest Manufacturing, Inc. | Spring Grove | Fabricated Metal Product Manufacturing | 332710 | 1–19 | UNVERIFIED |
