Great Lakes Composite, LLC
At a glance
Employees20-99
In business sinceNot reported
HeadquartersOwosso, MI
SAM.gov UEIHWVKMFAQEZL3
Brands
GomacThis company sells these brands.
National Manufacturing Group is a multi-plant OEM supplier that manufactures custom molded fiber-reinforced plastic (FRP), thermoformed plastics, and metal cab fabrication and assembly. The company uses multiple FRP molding methods including open mold, LRTM, RTM, and compression molding, and operates in-house capabilities for metal and composite product design, pattern builds, prototyping, tool and fixture fabrication, and Class A paint operations.
Summarized from the company’s own website
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Great Lakes Composite, LLC | Owosso | MI | 20–99 | ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.


