Facility	City	Industry	Status	Distance
Stewart EFI CT Warehouse	Thomaston	Metal Crown, Closure, and Other Metal Stamping (except Automotive) 332119	LIKELY ACTIVE	0.4 KM
Stevens CO INC	Thomaston	Forging and Stamping 332116	ACTIVE	1.9 KM
Petit Tool Company	Thomaston	Machine Shops 332710	ACTIVE	2.6 KM
Eyelematic Manufacturing	Watertown	Forging and Stamping 332115	REPORTED CLOSED	3.8 KM
Accellent Endoscopy	Watertown	Metal Crown, Closure, and Other Metal Stamping (except Automotive) 332119	UNVERIFIED	4.4 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

8 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 ICIS, NPDES, OSHA-OIS, RCRAINFO, SIMS, TRIS · EPA site type STATIONARY.

The company’s own websiteOPERATING
first seen OCT 2026 · last seen OCT 2026
Connecticut Secretary of the State business registryOPERATING
Record CT:001t000000WmzFhAAJ · first seen JAN 2026 · last seen JAN 2026
OSHA injury and illness reportsOPERATING
Record 1519447 · first seen DEC 2025 · last seen DEC 2025
DOL Form 5500 retirement plan filingsOPERATING
Record 710918038|CT|06787|45 old waterbury rd · first seen DEC 2024 · last seen DEC 2024
EPA Toxics Release InventoryOPERATING
first seen DEC 2023 · last seen DEC 2024
SBA Paycheck Protection Program loan recordsEXISTENCE
Record CT|thomaston|45 old waterbury rd · first seen JAN 2021 · last seen JAN 2021
EPA Facility Registry ServiceEXISTENCE
Record 110000317452 · first seen JUN 2016 · last seen JUN 2016
EPA ECHO compliance recordsOPERATING
first seen JUL 1991 · last seen JUL 1991

ALSO RECORDED ASStewart EFI Connecticut LLC

IN NAUGATUCK VALLEY COUNTY37 other plants share this one’s industry (Forging and Stamping, NAICS 3321); 15 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: STEWART EFI CT LLC · OCT 2026
Street address: EPA: 45 OLD WATERBURY RD. · OCT 2026
City: EPA: THOMASTON · OCT 2026
State: EPA: CT · OCT 2026
Coordinates: Census geocoder: 41.652194995971,-73.07782352446 · JUL 2026 · ON THIS PAGE; EPA: 41.65173,-73.07802 · OCT 2026 · ON THIS PAGE
Employees (band): OSHA: 20-99 · DEC 2025
Website: CT SOTS: https://stewartefi.com/ · OCT 2026
Year established: CT SOTS: 2003 · FEB 2003
Retirement plan filing (Form 5500): DOL: 155 active participants, plan year ending 2024-12-31, 2 plan(s) · DEC 2024
PPP loan: SBA PPP: PPP loan x2, approved 2021-01-25, 196 jobs reported · JAN 2021
Hazardous waste generator (RCRA): EPA ECHO: VSQG · OCT 2026
State business registrationSOURCES DISAGREE: CT SOTS: STEWART EFI CONNECTICUT, LLC, registered with the Connecticut Secretary of the State; Limited liability company; formed 2003-02-18; active, annual report filed 2026-01-06 · JAN 2026; Sunbiz: STEWART EFI, LLC, registered with the Florida Department of State, Division of Corporations; Limited liability company formed in Connecticut; registered 2014-11-13; active, annual report filed 2026-01-06 · JAN 2026; TX Comptroller: STEWART EFI TEXAS, LLC, registered with the Texas Comptroller of Public Accounts; Limited liability company; registered 2003-03-18; active · MAR 2003

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