Northrop Grumman Systems Corporation
77 Raynor Ave, Ronkonkoma, NY 11779
UNVERIFIEDLAST SEEN IN FEDERAL DATA — · 2 SOURCES
Present in a source dataset, with no recent operating signal.
What they make
Guided Missile and Space Vehicle Manufacturing336414Where it is
40.80133, -73.11373 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Ngds-ny10 | Ronkonkoma | Aircraft Manufacturing 336411 | LIKELY ACTIVE | 0.1 KM |
| Pcx Aerostructures, LLC | Ronkonkoma | Other Aircraft Parts and Auxiliary Equipment Manufacturing 336413 | LIKELY ACTIVE | 0.1 KM |
| Consolidated Aircraft Supply Co., INC. | Ronkonkoma | Aircraft Engine and Engine Parts Manufacturing 336412 | ACTIVE | 0.1 KM |
| Excelaire LLC | Islip | Transportation Equipment Manufacturing 336000 | UNVERIFIED | 0.3 KM |
| Minutemen Precision Machining & Tool CORP | Ronkonkoma | Machine Shops 332710 | ACTIVE | 0.4 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 BR, FIS, RCRAINFO · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA ECHO | OPERATING | DEC 2018 | DEC 2018 |
| EPA FRS | EXISTENCE | AUG 2014 | AUG 2014 |
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.