Mason, OH

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Antennagear LLC	Maineville	Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing 334220	● ACTIVE	2.7 KM
L3harris Cincinnati Electronics Corporation	Mason	Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511	● ACTIVE	4.0 KM
LCL-3 Communications Cincinnati Electronics	Mason	Computer and Peripheral Equipment Manufacturing 334119	◐ LIKELY ACTIVE	4.3 KM
Sentrilock LLC	West Chester	Other Communications Equipment Manufacturing 334290	● ACTIVE	9.2 KM
ALAutomate365, LLC	Monroe	Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use 334512	▲ REPORTED CLOSED	11.7 KM

Every listed plant in Warren 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 274117 · first seen DEC 2025 · last seen DEC 2025

IN WARREN COUNTY2 other plants share this one’s industry (Communications Equipment Manufacturing, NAICS 3342); 1 of them has 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: 39.35823432176,-84.25807823784 · JUL 2026

Employees (band)

OSHA: 20-99 · DEC 2025