> Enrich.chat gives AI agents verified work emails and mobiles. To use it from an agent, read https://enrich.chat/agents.md . This is the Markdown version of https://enrich.chat/naics/336390/michigan/ # NAICS 336390 companies in Michigan Companies with NAICS code 336390 (Other Motor Vehicle Parts Manufacturing) headquartered in Michigan, with their cities, sizes and SIC codes. By Enrich.chat Editorial. Updated October 22, 2026. **Short answer:** The biggest NAICS 336390 companies in Michigan by headcount range include Ford Motor, Lear and Tenneco. NAICS 336390 is the code for Other Motor Vehicle Parts Manufacturing. Among those counted, they are mixed in size, with the middle one in the 501 to 1,000 range. ## Which NAICS 336390 companies are in Michigan? The biggest by headcount range include Ford Motor, Lear, Tenneco, DENSO and Visteon. NAICS 336390 is the code for Other Motor Vehicle Parts Manufacturing. Names link to a company profile where we have one. | Company | City | Employees | | --- | --- | --- | | [Ford Motor](https://enrich.chat/company/ford-motor/) | Dearborn | 10,001+ | | Lear | Southfield | 10,001+ | | [Tenneco](https://enrich.chat/company/tenneco/) | Northville | 10,001+ | | [DENSO](https://enrich.chat/company/denso/) | Southfield | 10,001+ | | Visteon | Van Buren Township | 10,001+ | | [Nexteer Automotive](https://enrich.chat/company/nexteer-automotive/) | Auburn Hills | 10,001+ | | Gentherm | Novi | 10,001+ | | Ti Fluid Systems | Auburn Hills | 10,001+ | | [IAC Group](https://enrich.chat/company/iac-group/) | Southfield | 5,001 to 10,000 | | Meritor | Troy | 5,001 to 10,000 | | Inteva Products | Troy | 5,001 to 10,000 | | Dura Automotive Systems | Auburn Hills | 5,001 to 10,000 | | Fujikura Automotive America | Southfield | 5,001 to 10,000 | | Aludyne | Southfield | 1,001 to 5,000 | | Auria | Southfield | 1,001 to 5,000 | | Saf-Holland | Muskegon | 1,001 to 5,000 | | Pridgeon & Clay | Grand Rapids | 1,001 to 5,000 | | Ghsp | Holland | 1,001 to 5,000 | | Dakkota Integrated Systems | Holt | 1,001 to 5,000 | | Detroit Thermal Systems | Romulus | 501 to 1,000 | | Gt Technologies | Westland | 501 to 1,000 | | American Mitsuba | Mount Pleasant | 501 to 1,000 | | Skilled Manufacturing | Traverse City | 201 to 500 | | Dicastal North America | Greenville | 201 to 500 | | J. G. Kern Enterprises | Sterling Heights | 201 to 500 | The table shows the 25 biggest by headcount range, with ties broken by audience size. The charts and percentages below cover every company counted for this page, not just these 25, and companies with fewer than 11 employees are not counted. Headquarters is the location on each company's public profile. ## How big are they? 15% of the NAICS 336390 companies counted in Michigan have 50 or fewer employees, and the middle one is in the 501 to 1,000 range. Companies with fewer than 11 employees are not counted. **Figure: Size of NAICS 336390 companies in Michigan.** Seven columns for the share of counted NAICS 336390 companies in Michigan in each employee range: 11 to 50 15%, 51 to 200 24%, 201 to 500 7%, 501 to 1,000 7%, 1,001 to 5,000 15%, 5,001 to 10,000 12%, 10,001+ 20%. *Share of counted NAICS 336390 companies in Michigan in each employee range.* ## How Michigan compares with the rest of the country - 15% of NAICS 336390 companies in Michigan have 50 or fewer employees, against 28% across NAICS 336390 companies nationwide. ## Which SIC codes do they carry? The older SIC system and NAICS do not line up one to one. These are the SIC codes seen most here. **Figure: SIC codes of NAICS 336390 companies in Michigan.** Bars for the share of counted NAICS 336390 companies in Michigan with each code: 3714 71%, 3711 5%, 5013 5%. *Share of counted NAICS 336390 companies in Michigan by their SIC code.* ## How do you reach the people at these Michigan companies? The people to talk to are usually operations, supply chain and procurement leaders. Build the list in three prompts to your AI agent. ### 1. Count them (free) Counting who matches never uses credits. ```text Use www.enrich.chat to count the companies with NAICS code 336390 in Michigan ``` ### 2. Find the people (5 credits per person) Name the roles you sell to. Each person returned is 5 credits, and name, title and company are included. ```text Use www.enrich.chat to find the operations, supply chain and procurement leaders at companies with NAICS code 336390 in Michigan, with their titles ``` ### 3. Get their work emails (10 credits each) An email is 10 credits only when one is found. Every email comes with a status: verified, catch-all or unknown. ```text Use www.enrich.chat to find the work emails for these people and tell me which ones are verified ``` ## More to explore About the code: [NAICS 336390: Other Motor Vehicle Parts Manufacturing](https://enrich.chat/naics/336390/). About the place: [companies in Michigan](https://enrich.chat/companies-in/michigan/). Other NAICS codes in Michigan: [NAICS 621111: Offices of Physicians](https://enrich.chat/naics/621111/michigan/)[NAICS 522130: Credit Unions](https://enrich.chat/naics/522130/michigan/)[NAICS 541512: Computer Systems Design Services](https://enrich.chat/naics/541512/michigan/) ## Frequently asked questions ### Which NAICS 336390 companies are in Michigan? The biggest by headcount range include Ford Motor, Lear, Tenneco, DENSO and Visteon. The page lists 25 with links to their profiles where we have them. ### What is NAICS 336390? NAICS 336390 is the code for Other Motor Vehicle Parts Manufacturing, in sector 31-33: Manufacturing. ### Which cities in Michigan have the most? Southfield (15%), Auburn Hills (10%) and Troy (7%) lead among the companies counted. ## Try this prompt Find the people at NAICS 336390 companies in Michigan ```text Use www.enrich.chat to find the operations, supply chain and procurement leaders at companies with NAICS code 336390 in Michigan, with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [NAICS 621111 in Michigan](https://enrich.chat/naics/621111/michigan/) - [NAICS 522130 in Michigan](https://enrich.chat/naics/522130/michigan/) - [NAICS 541512 in Michigan](https://enrich.chat/naics/541512/michigan/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)