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Foster Transformer CO

3820 Colerain Ave, Cincinnati, OH 45223

ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 4 SOURCES

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

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Homepage of Foster Transformer CO
Their homepage, crawled JUL 2026

What they make

Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing334416
  • transformers
  • coils
  • filters
  • low voltage
  • battery charging
  • appliances
  • line voltage

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

Products

Made or handled here · 6
class 2 transformers · current transformers · custom coils · EMI Filters · ignition transformers · mil spec transformers
Where these came from
6 from the company’s own website · Company website
url-slug on https://www.foster-transformer.com/products/class-2-transformers/
CAREERS
Careers page — seen SEP 8, 2026

CERTIFICATIONS — LISTED ON THE COMPANY’S WEBSITE

  • UL Listed

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

39.15601, -84.54316 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS
STREET VIEW

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Every listed plant in Hamilton County

Also at this address

No other federal record shares this street address.

Where this record comes from

4 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 AIR, AIRS/AFS, NCDB, OH-CORE, RCRAINFO, TRIS · EPA site type STATIONARY.

  • The company’s own websiteOPERATING
    first seen JUL 2026 · last seen OCT 2026
  • SAM.gov entity registrationOPERATING
    Record M5PRPLE6M9R7 · first seen AUG 2025 · last seen JUL 2026
  • SBA Paycheck Protection Program loan recordsEXISTENCE
    Record OH|cincinnati|3820 colerain ave · first seen FEB 2021 · last seen FEB 2021
  • EPA Facility Registry ServiceEXISTENCE
    Record 110004593930 · first seen APR 2015 · last seen APR 2015

ALSO RECORDED ASFOSTER TRANSFORMER COMPANY

IN HAMILTON COUNTY4 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 2 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: FOSTER TRANSFORMER COMPANY · JUL 2026
SAM.gov: FOSTER TRANSFORMER CO · JUL 2026 · ON THIS PAGE
Street addressSOURCES DISAGREE
EPA: 3820 COLERAIN AVENUE · JUL 2026
SAM.gov: 3820 COLERAIN AVE · JUL 2026 · ON THIS PAGE
City
EPA: CINCINNATI · JUL 2026 · ON THIS PAGE
SAM.gov: CINCINNATI · JUL 2026 · ON THIS PAGE
State
EPA: OH · JUL 2026 · ON THIS PAGE
SAM.gov: OH · JUL 2026 · ON THIS PAGE
County (FIPS code)
EPA: 39061 · SEP 2026
Coordinates
EPA: 39.15601,-84.54316 · JUL 2026
Employees (band)
SBA PPP: 1-19 · FEB 2021
Website
SAM.gov: http://www.foster-transformer.com · JUL 2026
Year established
Company website: 1937 · AUG 2026
CAGE code
SAM.gov: 81160 · JUL 2026
PPP loan
SBA PPP: PPP loan x2, approved 2021-02-25, 10 jobs reported · FEB 2021
SAM registration expires
SAM.gov: 2027-07-16 · JUL 2026

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