Chemical Processing · MO
Chemical Processing manufacturers in Missouri
80 domestic chemical processing suppliers in Missouri. Fabrication and machining for corrosive, high-pressure, and high-temperature service, where weld integrity and code compliance keep hazardous processes contained.
#19
of 50 by manufacturers listed
- 80
- In this state
- 1.7%
- Share of industry
- 23
- Set-aside registered
- 17
- Federal track record
of 50 on this page
of 50 hold awards
Standards that matter in chemical processing
3 to specify- ASME (U/S stamp)
- ASME B31.3
- ISO 9001:2015
Listings carry the federal set-aside registrations a company filed in SAM, not its quality-system certificates. Ask each shop for the current certificate and its scope before you release a drawing.
Chemical Processing suppliers in Missouri
page 1 of 2- 1

Lees Summit, MO · est. 1986
Industrial Chemicals & Gases
Veteran-owned—
- 2

Rolla, MO · est. 1981
Industrial Chemicals & Gases · Electronics & Instruments
—
- 3
Chesterfield, MO · est. 2018
Biological Product (except Diagnostic) Manufacturing
—
- 4

Maryland Heights, MO · est. 1844
Polish and Other Sanitation Good Manufacturing
$27K
- 5

Saint Louis, MO · est. 1975
Industrial Chemicals & Gases · Plastics & Rubber
$214K
- 6

Saint Louis, MO · est. 1974
Industrial Chemicals & Gases · Industrial Distribution
Small disadvantaged$272K
- 7

Arnold, MO · est. 1980
Industrial Chemicals & Gases · Fabricated Metal
Veteran-owned—
- 8

Kansas City, MO · est. 1921
Industrial Chemicals & Gases
Small disadvantaged$66K
- 9
Saint Louis, MO · est. 2025
Plastics & Rubber
—
- 10
Saint Louis, MO · est. 1998
In-Vitro Diagnostic Substance Manufacturing
Small disadvantaged—
- 11
Leeton, MO · est. 2012
Industrial Chemicals & Gases
Small disadvantaged+1—
- 12

Grandview, MO · est. 2020
Nitrogenous Fertilizer Manufacturing
Small disadvantaged+1—
- 13

Liberty, MO · est. 2023
Industrial Chemicals & Gases
Small disadvantaged—
- 14

Saint Louis, MO · est. 2007
Engineering & Testing
Small disadvantaged+1—
- 15

Saint Louis, MO · est. 1966
Industrial Chemicals & Gases · Fabricated Metal
$1.0M
- 16
Earth City, MO · est. 1972
Plastics & Rubber · Transportation & Aerospace
—
- 17
Saint Charles, MO · est. 2024
Industrial Chemicals & Gases
—
- 18

Chesterfield, MO · est. 2015
Pharmaceutical Preparation Manufacturing
Small disadvantaged—
- 19

Saint Louis, MO · est. 1986
Industrial Distribution
$29K
- 20
Saint Louis, MO · est. 1962
Industrial Chemicals & Gases
$809K
- 21

Arcola, MO · est. 2020
Toilet Preparation Manufacturing
Woman-owned—
- 22
Hazelwood, MO · est. 1998
Pharmaceutical Preparation Manufacturing
$6.1M
- 23

Saint Louis, MO · est. 2013
Industrial Chemicals & Gases
Minority-owned—
- 24

Saint Louis, MO · est. 1985
Industrial Chemicals & Gases
—
- 25
Florissant, MO · est. 1950
Industrial Chemicals & Gases
Small disadvantaged+2—
- 26
Saint Louis, MO · est. 1996
Industrial Chemicals & Gases
AbilityOne Non-Profit Agency$16.9M
- 27
Maryland Heights, MO · est. 2018
Industrial Chemicals & Gases · Engineering & Testing
$78K
- 28
Saint Louis, MO · est. 1996
Industrial Chemicals & Gases · Plastics & Rubber
$161.2M
- 29
Kansas City, MO · est. 2018
Industrial Chemicals & Gases
—
- 30
Lone Jack, MO · est. 2023
Industrial Chemicals & Gases · Machinery & Tooling
—
- 31
Industrial Chemicals & Gases
Small disadvantaged+1$15K
- 32
Saint Louis, MO · est. 2021
Pharmaceutical Preparation Manufacturing
—
- 33
Industrial Chemicals & Gases
Small disadvantaged+1—
- 34
Bois D Arc, MO · est. 2025
Pharmaceutical Preparation Manufacturing
Woman-owned—
- 35
Chesterfield, MO · est. 2015
Pharmaceutical Preparation Manufacturing
$34K
- 36
Raymore, MO · est. 2025
Biological Product (except Diagnostic) Manufacturing
Small disadvantaged+1—
- 37
Hazelwood, MO · est. 2004
Pharmaceutical Preparation Manufacturing
—
- 38
Saint Louis, MO · est. 1947
Industrial Chemicals & Gases
Small disadvantaged—
- 39
Saint Charles, MO · est. 1987
Industrial Chemicals & Gases · Industrial Distribution
Small disadvantaged—
- 40
Hazelwood, MO · est. 2004
Industrial Chemicals & Gases
—
- 41
Maryland Heights, MO · est. 2014
Pharmaceutical Preparation Manufacturing
$2.4M
- 42
Saint Louis, MO · est. 1958
Industrial Distribution
Woman-owned—
- 43
Jefferson City, MO · est. 2024
Industrial Chemicals & Gases
Small disadvantaged+1—
- 44
Kansas City, MO · est. 2012
Industrial Chemicals & Gases
—
- 45
Maryland Heights, MO · est. 2012
Medical Devices
Small disadvantaged+1—
- 46
Lees Summit, MO · est. 2009
Engineering & Testing
—
- 47
Saint Joseph, MO · est. 1907
Machinery & Tooling
$317K
- 48
Saint Louis, MO · est. 2017
Industrial Chemicals & Gases
—
- 49
Saint Louis, MO · est. 2007
Industrial Chemicals & Gases
$1.1M
- 50
Hazelwood, MO · est. 1990
Pharmaceutical Preparation Manufacturing
$31K
1–50 of 80
Chemical Processing in other states
49 states- California606
- Texas383
- Florida267
- New Jersey259
- Pennsylvania216
- Massachusetts205
- New York191
- Illinois189
- Ohio172
- North Carolina171
- Michigan151
- Georgia147
- Maryland141
- Virginia109
- Washington86
- Colorado86
- Connecticut82
Other industries in Missouri
42 verticals- Metal Fabrication238
- Medical Devices65
- Food & Beverage Processing56
- Industrial Machinery56
- Signage, Printing & Marking56
- Consumer Products52
- Aerospace48
- Electrical Equipment & Components48
- Instrumentation, Test & Measurement45
- Pulp, Paper & Packaging35
- Textiles & Apparel35
- Building Products & Materials32
- Furniture32
- Plastics & Rubber Products31
What buyers specify in chemical processing
3 requirements- 01Code pressure vessels and process piping
- 02Corrosion-resistant alloy and exotic-metal fabrication
- 03Certified welding with material traceability
Everything made in Missouri, not just chemical processing.
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