American Microsemiconductor INC
133 Kings Rd, Madison, NJ 07940
A closure has been reported but not corroborated.
What they make
Semiconductor and Related Device Manufacturing334413Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Coherent INC | East Hanover Twp | Other Basic Inorganic Chemical Manufacturing 325188 | UNVERIFIED | 6.2 KM |
| Noisewave CORP | East Hanover | Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing 334220 | ACTIVE | 7.2 KM |
| CAES Systems LLC - Whippany | Whippany | Other Electronic Component Manufacturing 334419 | LIKELY ACTIVE | 7.6 KM |
| Caes Mission Systems LLC | Whippany | Other Electronic Component Manufacturing 334419 | ACTIVE | 7.6 KM |
| Werbel Microwave LLC | Whippany | Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing 334220 | LIKELY ACTIVE | 8.0 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
2 sources hold this plant, and 10 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.
- DEAD SITECLOSUREfirst seen AUG 2026 · last seen AUG 2026
- SAM.gov entity registrationOPERATINGRecord UL4ZM585RNC8 · first seen DEC 2025 · last seen DEC 2025
IN MORRIS COUNTY22 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 15 of them have a size band on record.
What each source says
Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.
- Name
- SAM.gov: AMERICAN MICROSEMICONDUCTOR INC · DEC 2025
- Street address
- SAM.gov: 133 KINGS RD · DEC 2025
- City
- SAM.gov: MADISON · DEC 2025
- State
- SAM.gov: NJ · DEC 2025
- Coordinates
- Census geocoder: 40.752811012185,-74.409296760223 · JUL 2026
- Website
- SAM.gov: HTTP://WWW.AMERICANMICROSEMI.COM · DEC 2025
- Year established
- NJ DORES: 1973 · APR 1973
- CAGE code
- SAM.gov: 1S926 · DEC 2025
- SAM registration expires
- SAM.gov: 2026-12-19 · DEC 2025
- State business registration
- NJ DORES: AMERICAN MICROSEMICONDUCTOR, INC., registered with the New Jersey Division of Revenue and Enterprise Services; Corporation; formed 1973-04-27; active · APR 1973