Microbest INC

670 Captain Neville Dr, Waterbury, CT 06705

LIKELY ACTIVELAST SEEN IN FEDERAL DATA SEP 2026 · 5 SOURCES

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

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What they make

Precision Turned Product Manufacturing332721

Where it is

41.53569, -72.96671 · CENSUS TIGER

COUNTY

Naugatuck Valley County

METRO AREA

Waterbury-Shelton, CT

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Other plants nearby

Facility	City	Industry	Status	Distance
Waterbury Swiss Automatics	Waterbury	Precision Turned Product Manufacturing 332721	UNVERIFIED	1.1 KM
Hartford Precision Products dba Waterbury Swiss Automatics	Waterbury	Precision Turned Product Manufacturing 332721	LIKELY ACTIVE	1.1 KM
Haydon Kerk Motion Solutions, INC.	Waterbury	Other Electronic Component Manufacturing 334419	ACTIVE	2.0 KM
K4 Machining LLC	Waterbury	Machine Shops 332710	ACTIVE	2.2 KM
Sheldon Precision, LLC	Prospect	Precision Turned Product Manufacturing 332721	ACTIVE	4.2 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 11 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 NPDES, OSHA-OIS, RCRAINFO, SIMS, TRIS · EPA site type STATIONARY.

Connecticut Secretary of the State business registryOPERATING
Record CT:001t000000WmX76AAF · first seen SEP 2026 · last seen SEP 2026
DOL Form 5500 retirement plan filingsOPERATING
Record 061181412|CT|06705|670 captain neville dr · first seen DEC 2024 · last seen DEC 2024
EPA ECHO compliance recordsOPERATING
first seen AUG 2021 · last seen AUG 2021
SBA Paycheck Protection Program loan recordsEXISTENCE
Record CT|waterbury|670 captain neville dr · first seen APR 2020 · last seen APR 2020
EPA Facility Registry ServiceEXISTENCE
Record 110002495345 · first seen APR 2016 · last seen APR 2016

IN NAUGATUCK VALLEY COUNTY58 other plants share this one’s industry (Machine Shops; Turned Product; and Screw, Nut, and Bolt Manufacturing, NAICS 3327); 35 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.

Name: EPA: MICROBEST INC · OCT 2026
Street address: EPA: 670 CAPTAIN NEVILLE DR · OCT 2026
City: EPA: WATERBURY · OCT 2026
State: EPA: CT · OCT 2026
Coordinates: EPA: 41.53569,-72.96671 · OCT 2026
Employees (band): DOL: 100-499 · DEC 2024
Year established: CT SOTS: 1986 · SEP 1986
Retirement plan filing (Form 5500): DOL: 211 active participants, plan year ending 2024-12-31, 2 plan(s) · DEC 2024
PPP loan: SBA PPP: PPP loan x1, approved 2020-04-06, 237 jobs reported · APR 2020
Hazardous waste generator (RCRA): EPA ECHO: SQG · OCT 2026
State business registration: CT SOTS: MICROBEST, INC., registered with the Connecticut Secretary of the State; Corporation; formed 1986-09-23; active, annual report filed 2026-09-22 · SEP 2026

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