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Allegro MicroSystems (Auburn Hills)

691 North Squirrel Road, Suite 107, Auburn Hills, MI 48326

LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 1 SOURCE

Operating signal within 24 months, or from a single source.

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What they make

Semiconductor and Related Device Manufacturing334413

Where it is

42.64866, -83.22024 · CENSUS TIGER
COUNTY
METRO AREA
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Other plants nearby

FacilityCityIndustryStatusDistance
Edsi Cables LLCAuburn HillsOther Communication and Energy Wire Manufacturing
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Pgf Technology Group, INCRochester HillsSemiconductor and Related Device Manufacturing
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Monroe Engineering LLCRochester HillsHardware Manufacturing
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Adco CircuitsRochester HillsBare Printed Circuit Board Manufacturing
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Manufacture and Design Electronics (made) LLCAuburn HillsPrinted Circuit Assembly (Electronic Assembly) Manufacturing
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Every listed plant in Oakland County

Also at this address

No other federal record shares this street address.

Where this record comes from

1 source holds this plant, and 2 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.

  • OSHA injury and illness reportsOPERATING
    Record 683426 · first seen DEC 2025 · last seen DEC 2025

IN OAKLAND COUNTY37 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 13 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.

Coordinates
Census geocoder: 42.648663545479,-83.22024415754 · JUL 2026
Employees (band)
OSHA: 20-99 · DEC 2025

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