Amstar Corporation
425 Medford Street, Boston, MA 02129
UNVERIFIEDLAST SEEN IN FEDERAL DATA AUG 1978 · 2 SOURCES
Present in a source dataset, with no recent operating signal.
What they make
All Other Miscellaneous Manufacturing339999Where it is
42.38209, -71.06466 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Wargames Atlantic LLC | Charlestown | Doll, Toy, and Game Manufacturing 339930 | UNVERIFIED | 0.5 KM |
| Commercial Building | Somerville | All Other Miscellaneous Manufacturing 339999 | UNVERIFIED | 1.6 KM |
| Triumvirate Environmental, LLC | Somerville | All Other Miscellaneous Manufacturing 339999 | ACTIVE | 1.6 KM |
| Revolutionary Manufacturing Solutions, LLC | East Boston | Machine Shops 332710 | ACTIVE | 2.0 KM |
| Rader's Engraving INC. | Boston | Sign Manufacturing 339950 | ACTIVE | 2.8 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 6 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.
EPA cross-references this facility in AIR, AIRS/AFS, RCRAINFO · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA FRS | EXISTENCE | OCT 2016 | OCT 2016 |
| EPA ECHO | OPERATING | AUG 1978 | AUG 1978 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| CITY | EPA FRS | JUL 2026 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| RCRA GENERATOR STATUS | EPA ECHO | AUG 2026 |
| STATE | EPA FRS | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.