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Schwoeppe Machine & Tool

16240 Highway O, Marthasville, MO 63357

LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 3 SOURCES

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

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Homepage of Schwoeppe Machine & Tool
Their homepage, crawled AUG 2026

What they make

Machine Shops332710
  • precision parts
  • custom fixtures
  • gages
  • tooling assemblies
  • dedicated custom equipment
  • robotic cell integration
  • engineering
  • prototyping
  • testing
  • high skilled
  • meeting
  • cost effective

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

Products

Sold by SCHWOEPPE MACHINE & TOOL INC · 2
Specialized Ammunition Handling And Servicing Equipment · Waste Disposal Equipment

Recorded against the company rather than this address. Federal award and drug records name the company, not the plant, so we cannot say which of its sites makes these.

Where these came from
2 from usaspending_psc · Federal registry
Supplied under federal award W519TC26FA265 (2025-09-14), PSC . An award shows what the government bought from this company; it does not establish which of its sites made it.
CAREERS
Careers page — seen SEP 8, 2026

Where it is

38.65692, -91.17140 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS
STREET VIEW

Other plants nearby

FacilityCityIndustryStatusDistance
Homeyer Precision Manufacturing CO.MarthasvilleMachine Shops
332710
ACTIVE9.1 KM
Computech Manufacturing Company, INC.WashingtonAircraft Engine and Engine Parts Manufacturing
336412
ACTIVE12.8 KM
SNA - WashingtonWashingtonPrecision Turned Product Manufacturing
332721
LIKELY ACTIVE13.0 KM
Valent Aerostructures- Washington LLCWashingtonAircraft Engine and Engine Parts Manufacturing
336412
ACTIVE13.0 KM
Stork Precision Machining LLCWashingtonMachine Shops
332710
LIKELY ACTIVE14.4 KM

Every listed plant in Warren 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 NPDES, OSHA-OIS.

  • OSHA injury and illness reportsOPERATING
    Record 247591 · first seen DEC 2025 · last seen DEC 2025
  • DOL Form 5500 retirement plan filingsOPERATING
    Record 431730805|MO|63357|16240 hwy o · first seen DEC 2024 · last seen DEC 2024
  • EPA Facility Registry ServiceEXISTENCE
    Record 110070276881 · first seen SEP 2018 · last seen SEP 2018

IN WARREN COUNTY2 other plants share this one’s industry (Machine Shops; Turned Product; and Screw, Nut, and Bolt Manufacturing, NAICS 3327); 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.

Name
EPA: SCHWOEPPE MACHINE & TOOL · OCT 2026
Street address
EPA: 16240 HIGHWAY O · OCT 2026
City
EPA: MARTHASVILLE · OCT 2026
State
EPA: MO · OCT 2026
County (FIPS code)
EPA: 29219 · OCT 2026
Coordinates
EPA: 38.65692,-91.1714 · OCT 2026
Employees (band)
OSHA: 20-99 · DEC 2025
Retirement plan filing (Form 5500)
DOL: 72 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024

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