Industry hub · page 86
Chemical Processing manufacturers
4,726 domestic chemical processing suppliers across 50 states. Fabrication and machining for corrosive, high-pressure, and high-temperature service, where weld integrity and code compliance keep hazardous processes contained.
The chemical processing manufacturers USA plants rely on build pressure vessels, piping, and reactor hardware that has to contain aggressive media without fail. This directory concentrates US chemical processing suppliers that fabricate, weld, and machine to pressure-boundary codes, strengthening the domestic chemical processing supply chain. Look for ASME Section VIII (U stamp) vessels and ASME B31.3 process piping backed by qualified welders and material traceability.
- 4,726
- Suppliers
- 50
- States covered
- 23
- Set-aside registered
- 4
- 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
page 86 of 95Shops with a verified website are listed first, then alphabetically.
- 4251

Upper Marlboro, MD · est. 2025
Industrial Chemicals & Gases · Seals, Gaskets & Sealing
Small disadvantaged+2—
- 4252
San Diego, CA · est. 2012
Soap and Other Detergent Manufacturing
Small disadvantaged+3—
- 4253

Cranberry Township, PA · est. 1989
Industrial Chemicals & Gases
$115K
- 4254
Las Vegas, NV · est. 2007
Industrial Chemicals & Gases
Minority-owned—
- 4255
Cincinnati, OH · est. 1916
Industrial Chemicals & Gases
—
- 4256

Chicago, IL · est. 2023
Industrial Chemicals & Gases · Industrial Distribution
—
- 4257

Roanoke, VA · est. 2018
Pharmaceutical Preparation Manufacturing
$210K
- 4258

Ann Arbor, MI · est. 1950
Industrial Chemicals & Gases
—
- 4259

Bourbonnais, IL · est. 1978
Industrial Chemicals & Gases
—
- 4260

Aliquippa, PA · est. 1978
Industrial Chemicals & Gases
—
- 4261

Waltham, MA · est. 2014
Medical Devices
—
- 4262

Bridgewater, NJ · est. 2024
Pharmaceutical Preparation Manufacturing
$2.1M
- 4263
Medicinal and Botanical Manufacturing
—
- 4264
Bohemia, NY · est. 2025
Toilet Preparation Manufacturing
Veteran-owned—
- 4265
Pearland, TX · est. 1997
Petrochemical Manufacturing
—
- 4266
Summerville, SC · est. 1984
Medicinal and Botanical Manufacturing
—
- 4267

Chantilly, VA · est. 2016
Toilet Preparation Manufacturing
Small disadvantaged+2—
- 4268
Eagle, WI · est. 2025
Industrial Distribution
Small disadvantaged—
- 4269

Norwalk, CT · est. 2010
Pesticide and Other Agricultural Chemical Manufacturing
—
- 4270

Bellingham, WA · est. 2020
Industrial Chemicals & Gases
—
- 4271

Lafayette, LA · est. 2009
Medical Devices
Small disadvantaged—
- 4272

Torrance, CA · est. 2023
Pharmaceutical Preparation Manufacturing
Small disadvantaged+1—
- 4273

Tampa, FL · est. 2021
Toilet Preparation Manufacturing
Woman-owned+1—
- 4274
Glendale, CA · est. 2023
Technical Textiles
—
- 4275

Pocatello, ID · est. 1973
Industrial Chemicals & Gases
Woman-owned—
- 4276
Southaven, MS · est. 2020
Plastics & Rubber · Seals, Gaskets & Sealing
Small disadvantaged+2—
- 4277
Chesapeake, VA · est. 2009
Pharmaceutical Preparation Manufacturing
Veteran-owned—
- 4278
Seals, Gaskets & Sealing
—
- 4279
Camdenton, MO · est. 2024
Soap and Other Detergent Manufacturing
Woman-owned—
- 4280
Waterford, MI · est. 2019
Transportation & Aerospace · Industrial Distribution
Woman-owned+1—
- 4281
Soap and Other Detergent Manufacturing
Small disadvantaged+1—
- 4282
Enfield, CT · est. 1866
Industrial Chemicals & Gases
—
- 4283
Andover, KS · est. 1884
Industrial Chemicals & Gases
—
- 4284
Morrow, GA · est. 1884
Industrial Chemicals & Gases
—
- 4285
Columbus, OH · est. 1884
Industrial Chemicals & Gases
—
- 4286
Aurora, IL · est. 1884
Industrial Chemicals & Gases
—
- 4287
Celina, TX · est. 1884
Industrial Chemicals & Gases
—
- 4288
Ellenwood, GA · est. 2026
Industrial Chemicals & Gases · Seals, Gaskets & Sealing
Woman-owned+1—
- 4289
Hialeah, FL · est. 2022
Industrial Chemicals & Gases · Seals, Gaskets & Sealing
Small disadvantaged+2—
- 4290
Tamms, IL · est. 2016
Industrial Distribution
Small disadvantaged+3—
- 4291
Mount Laurel, NJ · est. 2007
Soap and Other Detergent Manufacturing
—
- 4292
Hampstead, NC · est. 2023
Toilet Preparation Manufacturing
Small disadvantaged—
- 4293
Bedford, MA · est. 2014
Pesticide and Other Agricultural Chemical Manufacturing
—
- 4294
Flint, MI · est. 2012
Industrial Chemicals & Gases
Small disadvantaged—
- 4295

Newton, MA · est. 2018
Biological Product (except Diagnostic) Manufacturing
—
- 4296
Verndale, MN · est. 2023
Industrial Chemicals & Gases · Fabricated Metal
Small disadvantaged+1—
- 4297
Lemon Grove, CA · est. 1962
Pesticide and Other Agricultural Chemical Manufacturing
Woman-owned$31K
- 4298
Scarborough, ME · est. 2025
In-Vitro Diagnostic Substance Manufacturing
—
- 4299
Jersey City, NJ · est. 2023
Pharmaceutical Preparation Manufacturing
—
- 4300
Portland, OR · est. 1993
Industrial Chemicals & Gases
Woman-owned—
4,251–4,300 of 4,726
Chemical Processing capacity by state
50 states- California606
- Texas383
- Florida267
- New Jersey259
- Pennsylvania216
- Massachusetts205
- New York191
- Illinois189
- Ohio172
- North Carolina171
- Michigan151
- Georgia147
- Maryland141
- Virginia109
- Washington86
- Colorado86
- Connecticut82
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
Shortlisted a few chemical processing shops? Send them the same requirements.
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