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Ronken Industries INC

Wolfer Industrial Park, Spring Valley, IL 61362

LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 3 SOURCES

Operating signal within 24 months, or from a single source.

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What they make

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

Where it is

41.33729, -89.22132 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS
STREET VIEW

Other plants nearby

FacilityCityIndustryStatusDistance
Dauber COTonicaGround or Treated Mineral and Earth Manufacturing
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LIKELY ACTIVE21.4 KM
Porch Electric, LLCLostantOther Electronic Component Manufacturing
334419
UNVERIFIED25.3 KM

Every listed plant in Bureau 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 EIS · EPA site type STATIONARY.

  • OSHA injury and illness reportsOPERATING
    Record 300725 · first seen DEC 2025 · last seen DEC 2025
  • DOL Form 5500 retirement plan filingsOPERATING
    Record 363091187|IL|61362|9 wolfers industrial park · first seen DEC 2024 · last seen DEC 2024
  • EPA Facility Registry ServiceEXISTENCE
    Record 110071719386 · first seen JUN 2017 · last seen JUN 2024

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: RONKEN INDUSTRIES INC · OCT 2026
Street address
EPA: WOLFER INDUSTRIAL PARK · OCT 2026
City
EPA: SPRING VALLEY · OCT 2026
State
EPA: IL · OCT 2026
County (FIPS code)
EPA: 17011 · OCT 2026
Coordinates
EPA: 41.337289,-89.22132 · OCT 2026
Employees (band)
OSHA: 1-19 · DEC 2025
Retirement plan filing (Form 5500)
DOL: 18 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024

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