Ai-tek Instruments LLC

152 Knotter Dr, Cheshire, CT 06410

ACTIVELAST SEEN IN FEDERAL DATA MAR 2026 · 5 SOURCES

Operating signal within 12 months from two or more independent sources.

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What they make

Other Measuring and Controlling Device Manufacturing334519

Where it is

41.55612, -72.91468 · CENSUS TIGER

COUNTY

Naugatuck Valley County

METRO AREA

Waterbury-Shelton, CT

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Other plants nearby

Facility	City	Industry	Status	Distance
Atlantic Inertial Systems INC	Cheshire	Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511	ACTIVE	0.6 KM
Nutmeg Utility Products	Cheshire	Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals 334515	UNVERIFIED	2.0 KM
Microtech INC	Cheshire	Other Electronic Component Manufacturing 334419	ACTIVE	2.5 KM
Haydon Kerk Motion Solutions, INC.	Waterbury	Other Electronic Component Manufacturing 334419	ACTIVE	4.5 KM
Ct112 Haydon Kerk	Waterbury	Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables 334513	LIKELY ACTIVE	4.6 KM

Every listed plant in Naugatuck Valley County

Also at this address

No other federal record shares this street address.

Where this record comes from

5 sources hold this plant, and 12 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 OSHA-OIS, RCRAINFO · EPA site type STATIONARY.

Connecticut Secretary of the State business registryOPERATING
Record CT:001t000000WmwJxAAJ · first seen MAR 2026 · last seen MAR 2026
SAM.gov entity registrationOPERATING
Record ZMBAK91A8D63 · first seen DEC 2025 · last seen DEC 2025
DOL Form 5500 retirement plan filingsOPERATING
Record 300008075|CT|06410|152 knotter dr · first seen DEC 2024 · last seen DEC 2024
SBA Paycheck Protection Program loan recordsEXISTENCE
Record CT|cheshire|152 knotter dr · first seen MAY 2020 · last seen MAY 2020
EPA Facility Registry ServiceEXISTENCE
Record 110012234643 · first seen JAN 2012 · last seen JAN 2012

ALSO RECORDED ASA I TEK INSTRUMENTS LLC

IN NAUGATUCK VALLEY COUNTY19 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.

NameSOURCES DISAGREE: EPA: A I TEK INSTRUMENTS LLC · JUL 2026; SAM.gov: AI-TEK INSTRUMENTS LLC · DEC 2025 · ON THIS PAGE
Street address: EPA: 152 KNOTTER DR · JUL 2026 · ON THIS PAGE; SAM.gov: 152 KNOTTER DR · DEC 2025 · ON THIS PAGE
City: EPA: CHESHIRE · JUL 2026 · ON THIS PAGE; SAM.gov: CHESHIRE · DEC 2025 · ON THIS PAGE
State: EPA: CT · JUL 2026 · ON THIS PAGE; SAM.gov: CT · DEC 2025 · ON THIS PAGE
Coordinates: EPA: 41.556123,-72.914682 · JUL 2026
Employees (band): DOL: 20-99 · DEC 2024
Year established: CT SOTS: 2001 · DEC 2001
CAGE code: SAM.gov: 1XP56 · DEC 2025
Retirement plan filing (Form 5500): DOL: 37 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024
PPP loan: SBA PPP: PPP loan x1, approved 2020-05-01, 31 jobs reported · MAY 2020
SAM registration expires: SAM.gov: 2026-12-19 · DEC 2025
State business registration: CT SOTS: AI-TEK INSTRUMENTS, LLC, registered with the Connecticut Secretary of the State; Limited liability company; formed 2001-12-26; active, annual report filed 2026-03-03 · MAR 2026

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