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Frequency Electronics INC

55 Charles Lindbergh Boulevard, Uniondale, NY 11553

LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 3 SOURCES

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

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Homepage of Frequency Electronics INC
Their homepage, crawled JUL 2026

What they make

Other Electronic Component Manufacturing334419

Frequency Electronics Inc. designs, develops, manufactures, and sells high precision time and frequency technologies, along with electronic warfare subsystems. The company makes rubidium clocks, quartz oscillators, synthesizers, reference generators.Frequentcy Electronics Inc. produces equipment for space, sea, air, and land applications. The following are involved in the JADC2 solutions and offers GPS receivers.

SUMMARIZED FROM THE COMPANY’S OWN WEBSITE

Where it is

40.72263, -73.60328 · CENSUS TIGER
COUNTY
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Every listed plant in Nassau County

Also at this address

No other federal record shares this street address.

WHERE THIS RECORD COMES FROM — 3 FEDERAL SOURCES, 7 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

EPA cross-references this facility in FIS, RCRAINFO · EPA site type STATIONARY.

SourceEvidenceFirst seenLast seen
OSHA ITAOPERATINGDEC 2025DEC 2025
EPA ECHOOPERATINGJUN 2023JUN 2023
EPA FRSEXISTENCEJUL 2013JUL 2013
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
FIELDSOURCESIGNAL
ADDRESS LINE1EPA FRSJUL 2026
CITYEPA FRSJUL 2026
EMPLOYEE BANDOSHA ITADEC 2025
GEOMEPA FRSJUL 2026
NAMEEPA FRSJUL 2026
RCRA GENERATOR STATUSEPA ECHOSEP 2026
STATEEPA FRSJUL 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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