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The Sibley Company

98 Bridge Street, Haddam, CT 06438

ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 5 SOURCES

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

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Homepage of The Sibley Company
Their homepage, crawled AUG 2026

What they make

Electroplating, Plating, Polishing, Anodizing, and Coloring332813
  • slip rings
  • multiple electrical conductors
  • specialty hardware manufacturer
  • complex electrical
  • split construction
  • replacement slip ring parts

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

Products

Made or handled here · 6
custom slip rings · large slip rings · pancake slip rings · retrofit slip rings · slip ring configurations · through bore slip ring
Where these came from
6 from the company’s own website · Company website
url-slug on https://sibley.com/product/custom-slip-rings/

Where it is

41.45205, -72.46866 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS
STREET VIEW

Other plants nearby

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Compass Powder Coating, LLCMiddletownMetal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers
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Quality Name Plate, IncorporatedEast GlastonburyCommercial Screen Printing
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Highway Safety CORP / Ct GalvanizingGlastonburySheet Metal Work Manufacturing
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Every listed plant in Lower Connecticut River 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 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, RCRAINFO, TRIS · EPA site type STATIONARY.

  • The company’s own websiteOPERATING
    first seen JUL 2026 · last seen OCT 2026
  • Connecticut Secretary of the State business registryOPERATING
    Record CT:001t000000WmTTCAA3 · first seen MAR 2026 · last seen MAR 2026
  • SAM.gov entity registrationOPERATING
    Record S6A3VWLL2LU7 · first seen JAN 2026 · last seen JAN 2026
  • DOL Form 5500 retirement plan filingsOPERATING
    Record 060611363|CT|06438|98 bridge st · first seen DEC 2024 · last seen DEC 2024
  • EPA Facility Registry ServiceEXISTENCE
    Record 110000621596 · first seen DEC 2015 · last seen DEC 2015

ALSO RECORDED ASSIBLEY CO

IN LOWER CONNECTICUT RIVER VALLEY COUNTY4 other plants share this one’s industry (Coating, Engraving, Heat Treating, and Allied Activities, NAICS 3328); 1 of them has 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: SIBLEY CO · JUL 2026
SAM.gov: THE SIBLEY COMPANY · JAN 2026 · ON THIS PAGE
Street addressSOURCES DISAGREE
EPA: 95 BRIDGE STREET · JUL 2026
SAM.gov: 98 BRIDGE STREET · JAN 2026 · ON THIS PAGE
City
EPA: HADDAM · JUL 2026 · ON THIS PAGE
SAM.gov: HADDAM · JAN 2026 · ON THIS PAGE
State
EPA: CT · JUL 2026 · ON THIS PAGE
SAM.gov: CT · JAN 2026 · ON THIS PAGE
Coordinates
EPA: 41.452051,-72.468658 · JUL 2026
Employees (band)
DOL: 1-19 · DEC 2024
Website
SAM.gov: http://www.sibley.com · JAN 2026
Year established
CT SOTS: 1946 · MAR 1946
CAGE code
SAM.gov: 10069 · JAN 2026
Retirement plan filing (Form 5500)
DOL: 4 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024
SAM registration expires
SAM.gov: 2027-01-19 · JAN 2026
State business registration
CT SOTS: SIBLEY COMPANY,THE, registered with the Connecticut Secretary of the State; Corporation; formed 1946-03-29; active, annual report filed 2026-03-31 · MAR 2026

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