Mountain Base Mfg
180 Pleasant St, STE 1, Easthampton, MA 01027
LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 1 SOURCE
Operating signal within 24 months, or from a single source.
What they make
Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing334220Where it is
42.27498, -72.65979 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Temp-pro Incorporated | Northampton | Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables 334513 | LIKELY ACTIVE | 7.2 KM |
| Serco - Ludlow, MA | Ludlow | Other Communications Equipment Manufacturing 334290 | LIKELY ACTIVE | 15.8 KM |
| Serco C5isr Northeastern Business Center | Ludlow | Other Communications Equipment Manufacturing 334290 | UNVERIFIED | 15.8 KM |
| Prosensing INC. | Amherst | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511 | ACTIVE | 18.6 KM |
| Millimeter Wave Systems LLC | Amherst | Other Electronic Component Manufacturing 334419 | LIKELY ACTIVE | 17.4 KM |
Also at this address
More than one federal record exists for this street address. The primary record for the site is listed first.
WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 2 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| OSHA ITA | OPERATING | DEC 2025 | DEC 2025 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| EMPLOYEE BAND | OSHA ITA | DEC 2025 |
| GEOM | CENSUS GEOCODER | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.