Concentric Tool and Manufacturing Company

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Kammetal INC.	Naugatuck	All Other Miscellaneous Fabricated Metal Product Manufacturing 332999	● ACTIVE	1.9 KM
Wces INC	Waterbury	All Other Miscellaneous Fabricated Metal Product Manufacturing 332999	● ACTIVE	3.2 KM
DCDexmet Corporation - Naugatuck	Naugatuck	Rolled Steel Shape Manufacturing 331221	◇ UNVERIFIED	3.5 KM
WWWhite Welding Company, INC.	Waterbury	All Other Miscellaneous Fabricated Metal Product Manufacturing 332999	◐ LIKELY ACTIVE	5.0 KM
PMProspect Machine Products, INC	Prospect	Forging and Stamping 332116	◐ LIKELY ACTIVE	4.6 KM

Every listed plant in Naugatuck Valley County

Also at this address

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Where this record comes from

4 sources hold this plant, and 6 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 1255554 · first seen DEC 2025 · last seen DEC 2025
• Connecticut Secretary of the State business registryOPERATING
  Record CT:001t000000WmXbaAAF · first seen OCT 2025 · last seen OCT 2025
• DOL Form 5500 retirement plan filingsOPERATING
  Record 061032798|CT|06770|550 spring st · first seen DEC 2024 · last seen DEC 2024
• SBA Paycheck Protection Program loan recordsEXISTENCE
  Record CT|naugatuck|550 spring st · first seen MAR 2021 · last seen MAR 2021

IN NAUGATUCK VALLEY COUNTY22 other plants share this one’s industry (Other Fabricated Metal Product Manufacturing, NAICS 3329); 14 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.

Coordinates

Census geocoder: 41.513277837254,-73.05921778419 · JUL 2026

Employees (band)

OSHA: 20-99 · DEC 2025

Year established

CT SOTS: 1980 · NOV 1980

Retirement plan filing (Form 5500)

DOL: 22 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024

PPP loan

SBA PPP: PPP loan x3, approved 2021-03-18, 22 jobs reported · MAR 2021

State business registration

CT SOTS: CONCENTRIC TOOL & MANUFACTURING COMPANY, INC., registered with the Connecticut Secretary of the State; Corporation; formed 1980-11-10; active, annual report filed 2025-10-12 · OCT 2025