Manufacturing Companies in New Jersey: 41 Verified Firms
Secwyn has verified 41 manufacturing companies based in New Jersey. The largest groups are Machine Shops (3); Custom Architectural Woodwork and Millwork Manufacturing (2); and Glass Product Manufacturing Made of Purchased Glass (2). By headcount, 85% have 51–200 employees, 10% have 201–500 employees, and 5% fall in other size bands. The companies are spread across New Jersey, with no city holding three or more of them.
Company size
- 51–200 employees35 · 85%
- 201–500 employees4 · 10%
- 501–1,000 employees2 · 5%
Top cities
No single city has three or more of these companies.
Cities with fewer than 3 companies are not listed.
Largest sub-industries
| Sub-industry | NAICS | Companies |
|---|---|---|
| Machine Shops | 332710 | 3 |
| Custom Architectural Woodwork and Millwork Manufacturing | 337212 | 2 |
| Glass Product Manufacturing Made of Purchased Glass | 327215 | 2 |
| Meat Processed from Carcasses | 311612 | 2 |
| Other Fabricated Wire Product Manufacturing | 332618 | 2 |
| Packaging Machinery Manufacturing | 333993 | 2 |
| Adhesive Manufacturing | 325520 | 1 |
| All Other Miscellaneous Chemical Product and Preparation Manufacturing | 325998 | 1 |
A sample of these companies
A few of the 41 manufacturing companies in New Jersey. Names, websites and contacts are shown after you sign up.
Company #1 · name shown after sign-up
Glass Product Manufacturing Made of Purchased Glass · 51–200 employees
Company #2 · name shown after sign-up
Meat Processed from Carcasses · 51–200 employees
Company #3 · name shown after sign-up
Machine Tool Manufacturing · 51–200 employees
Company #4 · name shown after sign-up
Other Communication and Energy Wire Manufacturing · 51–200 employees
Company #5 · name shown after sign-up
Other Fabricated Wire Product Manufacturing · 51–200 employees
Company #6 · name shown after sign-up
Custom Architectural Woodwork and Millwork Manufacturing · 51–200 employees
Find the New Jersey manufacturing companies that fit what you sell
Describe what you sell and Secwyn shows the companies most likely to buy it, with the reasons for each match. Sign up free and your first 3 company reveals are on us: name, website, description with its source, contact channels and the roles to contact.
How Secwyn verifies these companies
- Every company description is a sentence visible on the company's own website. Inside the product, each one links to its source page.
- Each company has a NAICS industry code, the US government standard for classifying businesses.
- All companies are based in the United States. Location and size come from public sources, including company filings and People Data Labs.
Data updated October 6, 2026.