4m Sigma Corporation
- aerospace manufacturing
- backshop test equipment
- operational support equipment
- airframe cable assemblies
- safety training
- shorting adapters
- commercial aviation
- defense
Named on the company’s own website, read JUL 29, 2026
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersSeattle, WA
SAM.gov UEIT955WM3QK355
CAGE code0BC31
Incorporated inWA
CareersCareers page — seen SEP 8, 2026
Supplier designations
For Profit OrganizationManufacturer of GoodsSubchapter S Corporation
Self-certified by the company in its SAM.gov registration
Their plants
2 FACILITIES| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| 4m Sigma Corporation | Seattle | WA | — | LIKELY ACTIVE |
| 4m Sigma Corporation | Seattle | WA | — | LIKELY 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.