DIDION Manufacturing, LLC

What they make

Where it is

Other plants nearby

Every listed plant in St. Charles 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 MO-DNR, NCDB, OSHA-OIS, RCRAINFO · EPA site type STATIONARY.

• EPA Facility Registry ServiceEXISTENCE
  Record 110003974502 · first seen FEB 2026 · last seen FEB 2026
• OSHA injury and illness reportsOPERATING
  Record 1307714 · first seen DEC 2025 · last seen DEC 2025
• DOL Form 5500 retirement plan filingsOPERATING
  Record 431055740|MO|63376|7000 w geneva dr · first seen DEC 2024 · last seen DEC 2024

ALSO RECORDED ASDIDION MANUFACTURING CO

IN ST. CHARLES COUNTY4 other plants share this one’s industry (Industrial Machinery Manufacturing, NAICS 3332); 4 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.

Name

EPA: DIDION MANUFACTURING CO · JUL 2026

Street address

EPA: 7000 W GENEVA DR · JUL 2026

City

EPA: SAINT PETERS · JUL 2026

State

EPA: MO · JUL 2026

County (FIPS code)

EPA: 29183 · SEP 2026

CoordinatesSOURCES DISAGREE

Census geocoder: 38.812982168622,-90.651331948898 · JUL 2026 · ON THIS PAGE

EPA: 38.80981,-90.64976 · JUL 2026

Employees (band)

OSHA: 20-99 · DEC 2025

Retirement plan filing (Form 5500)

DOL: 33 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024