Quality Coils, Incorporated

748 Middle St, Bristol, CT 06010

ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 3 SOURCES

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

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Their homepage, crawled JUL 2026

What they make

Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing334416

electric coils
custom electromagnetic coils
copper
industrial automation
aerospace
medical
transportation

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Products

Made or handled here · 3

custom product assemblies · self supported coils · toroid coils

Where these came from

3 from the company’s own website · Company website

url-slug on https://www.qualitycoils.com/products/custom-product-assemblies/

CAREERS

Careers page — seen SEP 8, 2026

CERTIFICATIONS — LISTED ON THE COMPANY’S WEBSITE

ISO 9001

Read from this company’s own website on August 9, 2026. Nobody at the facility has confirmed it here, and FactoryRegistry has not verified these — unlike operating status, which comes from independent public records. A certificate can lapse without the website changing, so ask the facility for current ones.

Where it is

41.65226, -72.90796 · CENSUS TIGER

COUNTY

Naugatuck Valley County

METRO AREA

Waterbury-Shelton, CT

ON GOOGLE MAPS

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STREET VIEW

Open street-level view — OCT 2024

Other plants nearby

Facility	City	Industry	Status	Distance
Classic Coil Company	Bristol	Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing 334416	LIKELY ACTIVE	0.9 KM
Acknowledgement Circuit Professional Limited Liability CO	Bristol	Bare Printed Circuit Board Manufacturing 334412	ACTIVE	2.5 KM
Ai-tek Instruments LLC	Cheshire	Other Measuring and Controlling Device Manufacturing 334519	ACTIVE	10.7 KM
Connecticut Microwave Corporation	Cheshire	Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing 334220	ACTIVE	12.3 KM
Microtech INC	Cheshire	Other Electronic Component Manufacturing 334419	ACTIVE	12.5 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

3 sources hold this plant, and 8 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 NCDB, OSHA-OIS, RCRAINFO · EPA site type STATIONARY.

The company’s own websiteOPERATING
first seen JUL 2026 · last seen OCT 2026
SAM.gov entity registrationOPERATING
Record U5ABGJVYVM66 · first seen JUN 2026 · last seen JUN 2026
EPA Facility Registry ServiceEXISTENCE
Record 110002493098 · first seen JUL 2014 · last seen JUL 2014

ALSO RECORDED ASQUALITY COILS INC

IN NAUGATUCK VALLEY COUNTY17 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 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: QUALITY COILS INC · JUL 2026; SAM.gov: QUALITY COILS, INCORPORATED · JUN 2026 · ON THIS PAGE
Street address: EPA: 748 MIDDLE ST · JUL 2026 · ON THIS PAGE; SAM.gov: 748 MIDDLE ST · JUN 2026 · ON THIS PAGE
City: EPA: BRISTOL · JUL 2026 · ON THIS PAGE; SAM.gov: BRISTOL · JUN 2026 · ON THIS PAGE
State: EPA: CT · JUL 2026 · ON THIS PAGE; SAM.gov: CT · JUN 2026 · ON THIS PAGE
Coordinates: EPA: 41.65226,-72.90796 · JUL 2026
Website: SAM.gov: Qualitycoils.com · JUN 2026
CAGE code: SAM.gov: 9Z648 · JUN 2026
SAM registration expires: SAM.gov: 2027-05-29 · JUN 2026

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