Manufacturing in Middlesex County, New Jersey
The Middlesex register lists 829 facilities. The Bureau of Labor Statistics counted 805 establishments in Middlesex in 2025. Chemical Manufacturing is an industry with 280 facilities listed in the register.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and benchmark
Biggest cities
Federal labor statistics counted at least 805 manufacturing establishments in Middlesex County in 2025, employing about 30,995 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 829.
Facilities67 FACILITIES
Listing 67 of 89: 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 |
|---|---|---|---|---|---|
| Sensient Colors INC | South Plainfield | Food Manufacturing | 311930 | — | UNVERIFIED |
| Sil Crete INC @ South Plainfield Plant | South Plainfield | Nonmetallic Mineral Product Manufacturing | 327320 | — | UNVERIFIED |
| Technick Products INC | South Plainfield | Chemical Manufacturing | 325998 | — | UNVERIFIED |
| Tempil INC | South Plainfield | Chemical Manufacturing | 325910 | — | UNVERIFIED |
| Tevco Enterprises INC | South Plainfield | Chemical Manufacturing | 325620 | — | UNVERIFIED |
| Thermo National Industries INC | South Plainfield | Primary Metal Manufacturing | 331110 | — | UNVERIFIED |
| Va Design CO | South Plainfield | Furniture and Related Product Manufacturing | 337110 | — | UNVERIFIED |
| Valid USA | South Plainfield | Plastics and Rubber Products Manufacturing | 326199 | — | UNVERIFIED |
| Absolute Fire Protection Company, INC. | South Plainfield | Transportation Equipment Manufacturing | 336120 | — | REPORTED CLOSED |
| Astro Pak - New Jersey | South Plainfield | Fabricated Metal Product Manufacturing | 332813 | 20–99 | LIKELY ACTIVE |
| Canam Steel Corporation, South Plainfield | South Plainfield | Fabricated Metal Product Manufacturing | 332322 | 20–99 | LIKELY ACTIVE |
| Consumer Packaging South Plainfield CAR | South Plainfield | Paper Manufacturing | 322212 | 100–499 | LIKELY ACTIVE |
| John Lar - South Plainfield | South Plainfield | Nonmetallic Mineral Product Manufacturing | 327320 | 1–19 | LIKELY ACTIVE |
| Keystone Plastics 3451 South Clinton Ave, South Plainfield, NJ 07080 | South Plainfield | Miscellaneous Manufacturing | 339994 | 100–499 | LIKELY ACTIVE |
| Ronpak, Inc. New Jersey | South Plainfield | Paper Manufacturing | 322220 | 100–499 | LIKELY ACTIVE |
| Yokohama TWS - South Plainfield, NJ | South Plainfield | Plastics and Rubber Products Manufacturing | 326211 | 1–19 | LIKELY ACTIVE |
| Glopak CORP | South Plainfield | Plastics and Rubber Products Manufacturing | 326111 | — | UNVERIFIED |