Industry hub · page 90
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
- 22
- 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
page 90 of 95Shops with a verified website are listed first, then alphabetically.
- 4451

Huntington, NY · est. 1965
Industrial Chemicals & Gases
Woman-owned$1.6M
- 4452

Corvallis, OR · est. 2012
Industrial Chemicals & Gases
—
- 4453

Bethesda, MD · est. 1997
Pharmaceutical Preparation Manufacturing
$116.7M
- 4454

Pottstown, PA · est. 1988
Industrial Chemicals & Gases · Plastics & Rubber
—
- 4455
Wayne, NE · est. 1956
Pesticide and Other Agricultural Chemical Manufacturing
Woman-owned—
- 4456
Florence, CO · est. 1956
Pesticide and Other Agricultural Chemical Manufacturing
Woman-owned—
- 4457

Webster City, IA · est. 1956
Pesticide and Other Agricultural Chemical Manufacturing
Woman-owned—
- 4458
Pierre, SD · est. 1956
Pesticide and Other Agricultural Chemical Manufacturing
Woman-owned—
- 4459
Cheyenne, WY · est. 1956
Pesticide and Other Agricultural Chemical Manufacturing
Woman-owned—
- 4460

Duluth, MN · est. 1991
Industrial Chemicals & Gases
—
- 4461

Brentwood, TN · est. 2022
Medicinal and Botanical Manufacturing
Woman-owned+1—
- 4462
Lockport, NY · est. 1951
Industrial Chemicals & Gases
—
- 4463
Norwalk, CT · est. 2012
Industrial Chemicals & Gases · Industrial Distribution
$14K
- 4464
Hockley, TX · est. 2024
Industrial Chemicals & Gases · Transportation & Aerospace
Veteran-owned+1—
- 4465

Costa Mesa, CA · est. 1980
Industrial Chemicals & Gases · Plastics & Rubber
Minority-owned$1.5M
- 4466
Gurnee, IL · est. 2010
Industrial Chemicals & Gases
$158K
- 4467

Deerfield, IL · est. 2012
Industrial Chemicals & Gases
$70K
- 4468
Middleton, WI · est. 2016
Biological Product (except Diagnostic) Manufacturing
—
- 4469

Kannapolis, NC · est. 2025
Pharmaceutical Preparation Manufacturing
Small disadvantaged+1—
- 4470

Aberdeen, MD · est. 2023
Fertilizer (Mixing Only) Manufacturing
Small disadvantaged+1—
- 4471

Gaithersburg, MD · est. 2021
Biological Product (except Diagnostic) Manufacturing
$2.2M
- 4472
Ammon, ID · est. 2021
Industrial Chemicals & Gases · Plastics & Rubber
Small disadvantaged+2—
- 4473

Newark, CA · est. 1976
Biological Product (except Diagnostic) Manufacturing
$49K
- 4474
Newbury Park, CA · est. 2003
Seals, Gaskets & Sealing · Engineering & Testing
Small disadvantaged+1$317K
- 4475

Moorpark, CA · est. 2025
Pharmaceutical Preparation Manufacturing
—
- 4476
Cary, NC · est. 2007
Pharmaceutical Preparation Manufacturing
$83
- 4477

Malvern, PA · est. 1991
Electronics & Instruments
—
- 4478
West Des Moines, IA · est. 2013
Medicinal and Botanical Manufacturing
Small disadvantaged+1—
- 4479
Brisbane, CA · est. 2016
Pharmaceutical Preparation Manufacturing
—
- 4480

Sarasota, FL · est. 2021
Compost Manufacturing
—
- 4481
Austin, TX · est. 2017
In-Vitro Diagnostic Substance Manufacturing
Small disadvantaged—
- 4482

Houston, TX · est. 1990
Industrial Chemicals & Gases
—
- 4483
Cambridge, MA · est. 1989
Pharmaceutical Preparation Manufacturing
$37.1M
- 4484

Providence, RI · est. 1987
Electronics & Instruments
—
- 4485
Worden, MT · est. 1938
Fertilizer (Mixing Only) Manufacturing
$97K
- 4486
Tucson, AZ · est. 2007
Pharmaceutical Preparation Manufacturing
Small disadvantaged—
- 4487
Midlothian, VA · est. 2023
Toilet Preparation Manufacturing
Small disadvantaged+2—
- 4488
Grand Junction, CO · est. 1986
Industrial Chemicals & Gases · Fabricated Metal
Minority-owned+1$52.8M
- 4489
New York, NY · est. 2025
Pharmaceutical Preparation Manufacturing
Small disadvantaged—
- 4490
Spring, TX · est. 2023
Medical Devices
—
- 4491
Mc Cook, NE · est. 1956
Pesticide and Other Agricultural Chemical Manufacturing
Woman-owned—
- 4492

Aurora, IL · est. 1993
Industrial Chemicals & Gases · Industrial Packaging
Woman-owned$20K
- 4493
Washington, DC · est. 2002
Pharmaceutical Preparation Manufacturing
$438K
- 4494
Little Rock, AR · est. 2024
Pharmaceutical Preparation Manufacturing
—
- 4495
Detroit, MI · est. 2023
Soap and Other Detergent Manufacturing
Small disadvantaged+2—
- 4496
Baltimore, MD · est. 2025
Industrial Chemicals & Gases
—
- 4497
Oro Valley, AZ · est. 1985
Medical Devices
$134K
- 4498
Industrial Chemicals & Gases
$6K
- 4499
Baltimore, MD · est. 2022
Industrial Chemicals & Gases · Seals, Gaskets & Sealing
—
- 4500
Needham, MA · est. 2010
Pharmaceutical Preparation Manufacturing
—
4,451–4,500 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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