Certification
AWS D1.1 certified fabricators
Structural steel welding code. The default requirement on building and platform work.
75 shops state they hold AWS D1.1. Each entry below shows the sentence we read it from, on the shop's own website — we don't record a certification we can't quote. Confirm current status with the shop or the certifying body before you award work.
By state
TX (8)CA (6)NC (4)OK (4)FL (4)OR (3)Alabama (3)VA (3)LA (2)GA (2)OH (2)Iowa (2)Michigan (2)New Jersey (2)Indiana (2)Missouri (2)Maryland (2)MI (1)IA (1)TN (1)WA (1)NV (1)IN (1)WI (1)IL (1)AL (1)KY (1)CT (1)MD (1)MN (1)NM (1)North Carolina (1)Nebraska (1)Connecticut (1)Kentucky (1)Nevada (1)Pennsylvania (1)Wisconsin (1)California (1)
Steel Fabrication ServicesBaltimore, Maryland
“Industry Standards: AISC Certified (Simple Bridge, Bridge Components, Simple Structures), MIL-SPEC, AWS (D1.1, D1.2, D1.5, D1.6)”https://www.clarkmachine.com/services/steel-fabrication-services
Also: AISC certified · AWS D1.2 · AWS D1.61000 ton press brake16" max thickness
Precision Laser Cutting & Custom Metal Fabrication CTNaugatuck, Connecticut
“AWS Certified welders D1.1 – D1.2 Unlimited thickness”https://www.kammetal.com/capabilities
Also: AWS D1.2198 ton press brake8" max thickness
“All welders at Chesapeake Machining & Fabrication, Inc. hold AWS D1.1 certification as a minimum with many welders having additional certifications to AWS D1.2 AWS D1.3, AWS D1.5, AWS D1.6 D14.1 and others.”https://chesapeakemachine.com/capabilities/
Also: ISO 9001 · AISC certified · AWS D1.2 · AWS D1.6300 ton press brake2" max thickness
Assembly | Custom Welding ServicesAlbertville, Alabama
“Our welder certifications meet the American Welding Society AWS D1.1 (carbon steel), AWS D1.2 (aluminum), and AWS D1.6 (stainless steel) standards.”https://southernmetalfab.com
Also: AWS D1.2 · AWS D1.6 · API400 ton press brake0.75" max thickness
C & S Metal FabricatingHouston, TX
“ASME Section IX and/or AWS D1.1 Qualified Welding Procedure Specifications”https://csmetalfab.com/about-us
Also: ASME U-stamp · National Board R-stamp96" max thickness
Hi-Tec Industries OK LLCBroken Arrow, OK
“Our welders are certified to AWS D1.1, ASME Section 9, and CWB.”http://www.hitec-ok.com/
Also: ISO 9001 · ASME U-stamp100 ton press brake
US Metal CraftersArchdale, NC
“Our welders are qualified to AWS D1.1, the national standard for structural-grade welds built to carry load and last.”https://www.us-metalcrafters.com/custom-metal-fabrication
Also: ISO 9001
Lynn WeldingNewington, CT
“Our facility is certified to perform the GMAW process according to AWS D1.1, D1.2, and D1.6 standards.”https://www.aerospacewelding.com/welding-services
Also: AS9100 · AWS D1.2 · AWS D1.6
SBS Precision Sheet MetalMelbourne, FL
“Certified To: AWS D1.1-Structural Steel, AWS D1.2-Structural Aluminum, AWS D17.1-Aerospace STD, AWS B5.2-Inspection of Welding, AWS B5.2-Inspection of Welding, AWS D1.3, AWS D1.6”http://www.sbspre.net/
Also: ISO 9001 · AWS D1.2 · AWS D1.6
Reliable Sheet Metal WorksFullerton, CA
“AWS Certified We hold the appropriate AWS certifications to ensure your job is produced in a quality manner, and to code.”https://reliablesheetmetal.com/services
198 ton press brake6" max thickness
Viking Welding LLCOrange Park, FL
“We are certified in a wide variety of disciplines, including AWS D1.1 structural welding.”http://vikingweldingllc.com/
Also: API · AISC certified
International Custom ControlsTulsa, OK
“We have AWS D1.1 and PED certified welders”http://www.intlcustomcontrols.com/about
Also: ISO 9001 · ASME U-stamp · ASME S-stamp · National Board R-stamp
Patriot Custom MetalsCarter Lake, IA
“Our welders are AWS D1.1 & D1.2 certified to 6G.”https://patriotcustommetals.com/capabilities/
Also: AWS D1.2
Structural WeldingFair Play, Missouri
“Our AWS D1.1 and D1.2 certifications mean that every weld we produce meets or exceeds the strict standards set by the American Welding Society”https://www.crkwelding.com/services/structural-welding
Also: AWS D1.2 · API
Viking Welding and FabricationJacksonville, FL
“We are certified in a wide variety of disciplines, including AWS D1.1 structural welding.”http://www.vikingweldingllc.com/
Also: API · AISC certified
Find fabricators of structural steel in NJBranchburg, New Jersey
“We hold certifications in structural steel under AWS D1.1”https://versatile-us.com
Also: AWS D1.2
“providing MIG and TIG welding that meets AWS D1.1 and D1.2 codes for structural steel and aluminum components”https://www.precisionsteel.org/capabilities/welding
Also: AWS D1.2
“EMI has an in house AWS Certified Welding Inspector ( CWI) Experienced in D1.1, D1.2, D14.1, API 1104 and many other Aircraft related codes.”https://emifab.com/certified_welding
Also: AWS D1.212" max thickness
CT&S MetalworksIrving, TX
“In business since 1994, CT&S is an AISC certified shop and our welders are certified to AWS standards.”https://www.ctands.com/about
Also: AISC certified
“11 3G AWS D1.1 certified welders”https://www.redoakfabrication.com/services
350 ton press brake3" max thickness
Swift AtlantaSuwanee, GA
“Swift Atlanta's Welders are certified by the American Welding Society for: - D1.1 Structural Steel”https://www.swiftatlanta.com/welding.html
Also: ISO 9001135 ton press brake0.125" max thickness
Quality Metal WorksNew Orleans, LA
“We take pride in our products and make every effort to produce strong and durable welds according to AWS D1.1, AWS D1.6, and AWS D1.2.”https://www.qualitymetalworks.net/solutions-marine-military-furniture.html
Also: AWS D1.2 · AWS D1.6
Steel Fabrication & Shipping Container Homes GuideAnderson, Indiana
“AWS D1.1 certified welders in an AISC certified fabrication shop”https://www.radfabrication.com/services
Also: AISC certified2" max thickness
k & S welding fabSanta Ana, CA
“K&S also offers AWS certified TIG Welding (D17.1 Class A, D1.1 Class A and D1.2)”https://www.ksweldingfab.com/
Also: AWS D1.2
ASME Pressure Vessels: Repairs & FabricationMendon, Michigan
“AWS-certified weld inspector on staff for quality assurance, procedure qualification review, and code documentation on all welding operations.”https://jergenspiping.com/industrial/tanks-vessels-asme/
Also: ASME U-stamp · National Board R-stamp
Charles W Gerloff Welding CoNorfolk, VA
“Our certified welders conform to AWS D1.1.”http://www.gerloffwelding.com/
Psp IndustriesSchertz, TX
“our welders are qualified to AWS D1.1, AWS D1.6, and ASME IX”https://www.pspindustries.com/quality---safety.html
Also: AWS D1.6 · AISC certified
Wildseed Specialty Mobile WeldingFarmers Branch, TX
“We also hold certifications in AWS D1.1 Structural Steel Welding, as well as API 1104 Pipe Welding.”https://wildseedmobilewelding.com/
Also: API
Genesis Metalworks Inc.Lexington, NC
“We are certified in the following: 3G 4G 6G FCAW SMAW API 1104 AWS D 1.1”https://genesismetalworks.com/capabilities
Also: API65 ton press brake0.75" max thickness
Action Group Inc.Blacklick, OH
“all backed by ISO 9001 certified quality systems, AWS D1.1 welding standards, and a team that works as an extension of yours.”https://www.actiongroupinc.com/
Also: ISO 9001
4M Welding LLCGastonia, NC
“AWS D1.1 3G/4G - Certified All Positions”https://4mwelding.com/
Certifications & LicensingPetaluma, California
“Owner Lucas Charles is a certified welder — 6G SMAW, FCAW and GMAW pipe certified and AWS D1.1 structural steel certified.”https://charlescustomwelding.com
Join Our Team of Certified Welders and FabricatorsDes Moines, Iowa
“We are AWS D1.1 structurally certified”https://mcmahanindustrialservices.com/custom-fabrication.html
Jeb's Welding and FabricationPortsmouth, VA
“5 AWS D1.1 Qualified Welders — structural welding capability for shop and field work”https://www.jebswelding.com/about-us
Fields Welding, Inc.Walton, KY
“All of our work meets AISC and AWS D1.1 requirements.”http://www.fieldswelding.com/
Also: AISC certified
Schorr Metals IncPlacentia, CA
“Welding Services - Steel (AWS certified)”https://www.schorrmetals.com/metal-fabrication-services-orange-county-ca
1.25" max thickness
Beko's Welding IncCanby, OR
“Beko's is certified in D1.1, D1.2, and D1.5.”https://www.bekoswelding.com/info
Also: AWS D1.2
JF Mobile WeldingHouston, TX
“All of our Welders have been tested and certified to minimum AWS D1.1 Structural all the way to ASME B31. 3 Process piping.”https://www.welderhouston.com/
Sigma ManufacturingMarietta, GA
“Sigma Manufacturing is an ASME U, S, and R, AWS D1.1, and CSA W47.1 Certified Fabrication Facility”http://www.sigmamanufacturing.com/
Also: ASME U-stamp · ASME S-stamp
Wesely Mobile Welding & FabricationFair Oaks, CA
“We have various AWS certifications including D1.1.”https://www.weselywelding.com/services
Structural Steel Fabrication & Installation | Madison, NCMadison, North Carolina
“We are an AWS Certified Welding Contractor and maintain comprehensive insurance coverage to meet commercial and industrial job requirements.”https://www.purserswelding.com
“Our clients have come to depend on the quality craftsmanship provided by our experienced team of fabricators, certified to DNV, ABS and AWS D1.1 standards.”https://automatedproduction.biz/services/fabrication/
250 ton press brake1.5" max thickness
DCWfab LLCSarasota, FL
“AWS certified in: -6G SMAW steel, pressure pipe (ASME)”http://www.dcwfab.com/services.html
A1 Sheet Metal LLCTulsa, OK
“We are proud to be an AWS D1.1 Certified Welding Shop, and can handle any kind of structural steel fabrication.”https://a1sheetmetal.com/
Q B Fabrication & WeldingClackamas, OR
“AWS D1.1 certified welding for structural integrity”https://qbfabrication.com/
AeroFab Inc.Blaine, MN
“We have AWS certified welders with a multitude of finishing capabilities including USDA dairy grade and number 8 mirror finish.”https://www.aerofabinc.net/our-capabilities
350 ton press brake1" max thickness
Argo Industries IncBrookfield, WI
“All of our welding technicians are qualified to ASME and a minimum AWS D1.1 standard.”http://www.argoind.com/
Vegas Fab and FinishLas Vegas, NV
“certified prepared, welded and tested in accordance with the requirements of: Aws d1.1”http://www.vegasfabandfinish.com/
“We weld to the procedure your job calls for, prove it with inspection, and hold sanitary work to hygienic-design standards. To your WPS We weld to your Welding Procedure Specification — structural to AWS D1.1 or to your ASME Section IX procedures. Our welders are AWS D1.1-qualified.”https://sonsofthunderwelding.com
HG MetalsIndianapolis, IN
“Our welders are certified to AWS D1.1 unlimited standards.”https://www.hgmetals.com/about
Also: AISC certified
Piedmont Fabrication LLCChesapeake, VA
“Our team of certified welders, skilled in GMAW, FCAW, and SWAW, hold certifications including D1.1 and D1.5, ensuring compliance with the highest industry standards.”https://piedmontfabrication.com/service/structured-steel/
6" max thickness
JP Welding & Fabrication Inc.Carmichael, CA
“We are certified to weld structural steel components per AWS D1.1 Standards”https://www.jpfabwelding.com/services
Metal Man Mobile WeldingDetroit, MI
“Our welders are certified to AWS D1.1 structural welding code and maintain current certifications for the specific processes and positions required by your project.”https://www.metalmanweldingdetroit.com/services/structural-welding-services
G S Steel Services CoCuyahoga Falls, OH
“With AWS D1.1 & D14.1 certs, and offering carbon and stainless welding, we can handle any large or small project.”https://www.gssteel.com/services
A & A Steel Fabricating CoPosen, IL
“All A&A welders and welding operators maintain current AWS D1.1 qualifications.”https://www.aasteelfab.com/fabrication.php
3" max thickness
AWS D1.1 Certified Welding | AlabamaGeorgia, Alabama
“our AWS D1.1 certified welding capabilities ensure that your materials will withstand the test of time.”https://www.valiantsteelandequipmentinc.com/caribbean/aws-d1.1-certified-welding
Texas Outlaw WeldingHouston, TX
“Our AWS D1.1-certified team delivers strong, clean, and lasting results—whether it's heavy structural work or detailed architectural finishes.”https://www.texasoutlawwelding.com/services-8
Taylor's Portable WeldingPortland, OR
“All structural welding is Washington Association of Building Officials (WABO) certified for specifications D1.1, D1.3, and D1.4.”http://www.taylorswelding.com/
1" max thickness
Western States Iron WorksRoseville, CA
“Fabricated by experienced AWS D1.1 certified welders to exact project specifications.”https://wsironworks.com/
Taylor's WeldingBaltimore, MD
“All structural welding is Washington Association of Building Officials (WABO) certified for specifications D1.1, D1.3, and D1.4.”http://www.taylorswelding.com/
1" max thickness
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