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A123 Systems LLC

38100 Ecorse Rd, Romulus, MI 48174

UNVERIFIEDLAST SEEN IN FEDERAL DATA OCT 2023 · 3 SOURCES

Present in a source dataset, with no recent operating signal.

WARN ACT NOTICE FILED WITH THE STATE
  • Layoff notice · 55 employees · filed APR 3, 2017 · Mass Layoff — recorded; a layoff does not change the status

Notices filed with the state under the federal WARN Act, as the state publishes them, collected by the WARN Act notices feed (CC BY 4.0). A notice records what the employer told the state; it is not by itself proof that the plant closed.

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What they make

Battery Manufacturing335910

Where it is

42.25171, -83.41479 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS

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Matrix Engineering and Sales, INCCantonInstrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
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Storch Products Company, INCLivoniaConveyor and Conveying Equipment Manufacturing
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Every listed plant in Wayne County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 7 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.

EPA cross-references this facility in AIR, BR, EIS, RCRAINFO, TSCA · EPA site type STATIONARY.

  • EPA ECHO compliance recordsOPERATING
    first seen OCT 2023 · last seen OCT 2023
  • EPA Facility Registry ServiceEXISTENCE
    Record 110054841374 · first seen JUN 2017 · last seen JUN 2017
  • State WARN plant-closing and layoff noticesEXISTENCE
    first seen APR 2017 · last seen APR 2017

IN WAYNE COUNTY16 other plants share this one’s industry (Other Electrical Equipment and Component Manufacturing, NAICS 3359); 6 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
EPA: A123 SYSTEMS LLC · OCT 2026
Street address
EPA: 38100 ECORSE RD · OCT 2026
City
EPA: ROMULUS · OCT 2026
State
EPA: MI · OCT 2026
County (FIPS code)
EPA: 26163 · OCT 2026
Coordinates
EPA: 42.251712,-83.414788 · OCT 2026
Hazardous waste generator (RCRA)
EPA ECHO: SQG · OCT 2026

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