Manufacturing Companies in Massachusetts: 41 Verified Firms
Secwyn has verified 41 manufacturing companies based in Massachusetts. The largest groups are Machine Shops (4); All Other Miscellaneous Fabricated Metal Product Manufacturing (2); and All Other Plastics Product Manufacturing (2). By headcount, 88% have 51–200 employees, 7% have 201–500 employees, and 5% fall in other size bands. The companies are spread across Massachusetts, with no city holding three or more of them.
Company size
- 51–200 employees36 · 88%
- 201–500 employees3 · 7%
- 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 | 4 |
| All Other Miscellaneous Fabricated Metal Product Manufacturing | 332999 | 2 |
| All Other Plastics Product Manufacturing | 326199 | 2 |
| Commercial and Service Industry Machinery Manufacturing | 333310 | 2 |
| Electroplating, Plating, Polishing, Anodizing, and Coloring | 332813 | 2 |
| Other Electronic Component Manufacturing | 334419 | 2 |
| Printed Circuit Assembly (Electronic Assembly) Manufacturing | 334418 | 2 |
| Surgical and Medical Instrument Manufacturing | 339112 | 2 |
A sample of these companies
A few of the 41 manufacturing companies in Massachusetts. Names, websites and contacts are shown after you sign up.
Company #1 · name shown after sign-up
Printed Circuit Assembly (Electronic Assembly) Manufacturing · 51–200 employees
Company #2 · name shown after sign-up
Books Printing · 51–200 employees
Company #3 · name shown after sign-up
Paint and Coating Manufacturing · 51–200 employees
Company #4 · name shown after sign-up
All Other Miscellaneous General Purpose Machinery Manufacturing · 51–200 employees
Company #5 · name shown after sign-up
All Other Miscellaneous Fabricated Metal Product Manufacturing · 51–200 employees
Company #6 · name shown after sign-up
Fabricated Pipe and Pipe Fitting Manufacturing · 51–200 employees
Find the Massachusetts 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.