Machinery Manufacturing in Missouri

NAICS 333 · MO

The Machinery Manufacturing industry in Missouri had 878 establishments, according to the Bureau of Labor Statistics in 2025. This register lists 491 facilities in Missouri. Custom Truck One Source - Kansas City, located in Kansas City, employed 1060 people in 2025.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Plants in Missouri29 FACILITIES

Listing 29 of 39: the facilities with a website, a size band or two sources on record. The rest are in site search.

Facility	City	Employees	Status
Bte Mid Western LLC	Wentzville	20–99	● ACTIVE
PMPatterson Mold and Tool, LLC	Saint Charles	20–99	● ACTIVE
Seyer Industries, INC.	Saint Peters	100–499	● ACTIVE
C.m. Products LLC	Saint Peters	—	● ACTIVE
Planet Tool & Gear INC	O Fallon	—	● ACTIVE
Power Source Midwest, INC.	Lake Saint Louis	1–19	● ACTIVE
Cardinal Pump Company	Saint Peters	—	● ACTIVE
Gateway Precision Gear, INC	Saint Peters	—	● ACTIVE
Westar Display Technologies, INC	Saint Charles	—	● ACTIVE
DMDIDION Manufacturing, LLC	Saint Peters	20–99	◐ LIKELY ACTIVE
NENewco Enterprises INC	Saint Charles	—	◐ LIKELY ACTIVE
TMTrue Mfg Company INC	O Fallon	—	◐ LIKELY ACTIVE
LTLivingston Tool & Mfg. CO.	O Fallon	20–99	◐ LIKELY ACTIVE
DMDIDION Manufacturing, LLC	St. Peters	20–99	◐ LIKELY ACTIVE
HCHustler Conveyor Company	O Fallon	20–99	◐ LIKELY ACTIVE
SPSpecialty Plastics, Inc.	Saint Peters	20–99	◐ LIKELY ACTIVE
DMDiagraph Marking and Coding	Saint Charles	—	◐ LIKELY ACTIVE
DADiagraph an Itw Company	St Charles	—	◇ UNVERIFIED
HCHustler Conveyor Company	Saint Charles	—	◇ UNVERIFIED
TNThe Nash Engineering Company	Saint Peters	—	◇ UNVERIFIED
ATAbbott Tool & Die, Inc.	O'Fallon	1–19	◐ LIKELY ACTIVE
HGHoltec Gas Systems, LLC	Saint Charles	20–99	◐ LIKELY ACTIVE
HCHustler Conveyor Company	O'Fallon	20–99	◐ LIKELY ACTIVE
JTJ&s Tool, INC.	O Fallon	—	◐ LIKELY ACTIVE
MIMiTek Inc. St Charles	Saint Charles	100–499	◐ LIKELY ACTIVE
PMPatterson Mold and Tool	St. Charles	20–99	◐ LIKELY ACTIVE
WDWestar Display Technologies, Inc.	St. Charles	20–99	◐ LIKELY ACTIVE
HLHitek LLC	Saint Peters	1–19	◇ UNVERIFIED
KHKuenz Heating & Sheet Metal CO.	Saint Charles	20–99	◇ UNVERIFIED

Search all 491 facilities