Masterline, INC.
Doing business as Masterline INC
At a glance
Employees1-19
In business sinceNot reported
HeadquartersAuburn, WA
SAM.gov UEIT1HMLKFLCNU8
CAGE code3LGV1
Incorporated inWA
- controls
- electric booster pumps
- mining industry
- military
- fire departments
- Washington area
Named on the company’s own website, read JUL 29, 2026
Supplier designations
For Profit OrganizationManufacturer of Goods
Self-certified by the company in its SAM.gov registration
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Masterline, INC. | Auburn | WA | 1–19 | 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.

