Facility	City	Industry	Status	Distance
Nielsen-kellerman CO	Boothwyn	Other Measuring and Controlling Device Manufacturing 334519	ACTIVE	0.0 KM
Rieker Instrument Co., INC.	Aston	Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511	ACTIVE	2.0 KM
King Rox LLC	Claymont	Office Furniture (except Wood) Manufacturing 337214	ACTIVE	7.7 KM
Sentinel Supply Chain LLC	Claymont	Wood Office Furniture Manufacturing 337211	LIKELY ACTIVE	7.7 KM
Advanced Materials Technology, INC	Wilmington	All Other Basic Organic Chemical Manufacturing 325199	ACTIVE	8.7 KM

Every listed plant in Delaware 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 1006643 · first seen DEC 2025 · last seen DEC 2025

IN DELAWARE COUNTY18 other plants share this one’s industry (Navigational, Measuring, Electromedical, and Control Instruments Manufacturing, NAICS 3345); 9 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: 39.858178727363,-75.465180445909 · JUL 2026
Employees (band): OSHA: 100-499 · DEC 2025

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