Manufacturing Companies in Michigan: 78 Verified Firms
Secwyn has verified 78 manufacturing companies based in Michigan. The largest groups are All Other Plastics Product Manufacturing (9); Commercial Printing (except Screen and Books) (8); and Machine Shops (7). By headcount, 74% have 51–200 employees, 23% have 201–500 employees, and 3% fall in other size bands. Grand Rapids has the most (5), followed by Holland (4) and Detroit (3). Of the 20 whose customers we could confirm, 100% sell to businesses and 10% to consumers.
Company size
- 51–200 employees58 · 74%
- 201–500 employees18 · 23%
- 501–1,000 employees2 · 3%
Who they sell to, among the 20 companies where we could confirm it: businesses 100%, consumers 10%, government 5%. A company can sell to more than one.
Top cities
- Grand Rapids5 · 6%
- Holland4 · 5%
- Detroit3 · 4%
- Wixom3 · 4%
Cities with fewer than 3 companies are not listed.
Largest sub-industries
| Sub-industry | NAICS | Companies |
|---|---|---|
| All Other Plastics Product Manufacturing | 326199 | 9 |
| Commercial Printing (except Screen and Books) | 323111 | 8 |
| Machine Shops | 332710 | 7 |
| Metal Crown, Closure, and Other Metal Stamping (except Automotive) | 332119 | 4 |
| Cutting Tool and Machine Tool Accessory Manufacturing | 333515 | 3 |
| Fabricated Structural Metal Manufacturing | 332312 | 3 |
| Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing | 333415 | 2 |
| All Other Miscellaneous Electrical Equipment and Component Manufacturing | 335999 | 2 |
A sample of these companies
A few of the 78 manufacturing companies in Michigan. Names, websites and contacts are shown after you sign up.
Company #1 · name shown after sign-up
Commercial Printing (except Screen and Books) · 201–500 employees
Company #2 · name shown after sign-up
All Other Industrial Machinery Manufacturing · 51–200 employees · Detroit
Company #3 · name shown after sign-up
Meat Processed from Carcasses · 201–500 employees
Company #4 · name shown after sign-up
Urethane and Other Foam Product (except Polystyrene) Manufacturing · 51–200 employees
Company #5 · name shown after sign-up
Cutting Tool and Machine Tool Accessory Manufacturing · 51–200 employees
Company #6 · name shown after sign-up
All Other Plastics Product Manufacturing · 201–500 employees
Find the Michigan 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.