Composite Builders LLC
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersHolland, MI
SAM.gov UEIUMCFJV1ADGJ2
CAGE code72MW2
Incorporated inMI
Brands
Test Range Systems
Harken
Naval Warfare Information CenterThis company sells these brands.
- advanced composites
- manufacturing operation
- industry-leading
Named on the company’s own website, read JUL 29, 2026
Supplier designations
For Profit OrganizationManufacturer of GoodsWoman Owned BusinessWoman Owned Small Business
Self-certified by the company in its SAM.gov registration
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Composite Builders LLC | Holland | MI | — | 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.


