| AMArevalo Manufacturing, INC. | Houston | TX | — | ◇ UNVERIFIED |
| ASArgo Safety Railings INC | Portland | OR | — | ◇ UNVERIFIED |
| AMArgus Machine | Tucson | AZ | — | ◇ UNVERIFIED |
| ACArizona Carbide Tools, INC. | Phoenix | AZ | — | ◇ UNVERIFIED |
| APArizona Precision Industries, INC. | Tucson | AZ | — | ◇ UNVERIFIED |
| AAArk Alloy, LLC | Reedsburg | WI | — | ◇ UNVERIFIED |
| ALArktura LLC | Gardena | CA | — | ◇ UNVERIFIED |
| AIArmor Industrial Fabricator | Baytown | TX | — | ◇ UNVERIFIED |
| ASArmor Supply Metals LLC | Medley | FL | — | ◇ UNVERIFIED |
| AFArmstrong Fabricators, INC. | Rochester | NY | — | ◇ UNVERIFIED |
| ATAro Tek Engineering INC | Tumwater | WA | — | ◇ UNVERIFIED |
| AAAroundtown America Property Holdings Corporation | West Babylon | NY | — | ◇ UNVERIFIED |
| AAArrow Abrasives CO INC | Downey | CA | — | ◇ UNVERIFIED |
| AMArrow Material Handling | Lenexa | KS | — | ◇ UNVERIFIED |
| ACArt Chiapa Welding | Porterville | CA | — | ◇ UNVERIFIED |
 Art Display CO INC | Baltimore | MD | — | ◇ UNVERIFIED |
| ALArteferro LLC | Plainfield | NJ | — | ◇ UNVERIFIED |
| AFArtisan Forge Metal Works LLC | Eau Claire | WI | — | ◇ UNVERIFIED |
| ABArtistic Brass | South Gate | CA | — | ◇ UNVERIFIED |
| AIArtistic Iron INC | Woodland | WA | — | ◇ UNVERIFIED |
| AOArtistic Ornamental Iron Works, INC. | Athens | GA | — | ◇ UNVERIFIED |
| AWArtistic Welding Work Shop | Los Angeles | CA | — | ◇ UNVERIFIED |
| AArtistwelder | Hooper | UT | — | ◇ UNVERIFIED |
| AAArts Anvil Iron Works INC | Gardena | CA | — | ◇ UNVERIFIED |
 A.S. Aerospace, Inc. | Palmdale | CA | — | ◇ UNVERIFIED |
| ADAscenso Development Group, LLC | Tempe | AZ | — | ◇ UNVERIFIED |
| APAsc Profiles INC Dba Aep Span | Fontana | CA | — | ◇ UNVERIFIED |
| AIAsf Ironworks INC | Eugene | OR | — | ◇ UNVERIFIED |
| AAAsheer Akram LLC | Kansas City | KS | — | ◇ UNVERIFIED |
| ASAsi - Southeast - Global Partitions | Eastanollee | GA | — | ◇ UNVERIFIED |
| AEAspen Equipment | Bloomington | MN | — | ◇ UNVERIFIED |
| ADAssociated Design and Manufacturing CO | Lorton | VA | — | ◇ UNVERIFIED |
| ARAssociated Rack Corporation Dba Southeastern Rack | Rutherfordton | NC | — | ◇ UNVERIFIED |
| AIAtf, Inc., Dba Accurate Threaded Fasteners, INC. | Lincolnwood | IL | — | ◇ UNVERIFIED |
| ARAthletic Recovery Zone, LLC | Jacksonville | FL | — | ◇ UNVERIFIED |
| AFAtlantic Fabrication & Coatings LLC | Paterson | NJ | — | ◇ UNVERIFIED |
| AMAtlantic Manufacturing Inc. | Farmingdale | NJ | — | ◇ UNVERIFIED |
| ARAtlantic Railing, INC. | Newport News | VA | — | ◇ UNVERIFIED |
| ASAtlantic Shutters, Inc. | North Miami Beach | FL | — | ◇ UNVERIFIED |
| ASAtlantic Spars and Rigging INC | Annapolis | MD | — | ◇ UNVERIFIED |
| AMAtlasburg Machine Company | Eighty Four | PA | — | ◇ UNVERIFIED |
| APAtm Pallets | Sacramento | CA | — | ◇ UNVERIFIED |
| ARAuger Rack LLC | Clearfield | UT | — | ◇ UNVERIFIED |
| ACAugment Consulting LLC | Springville | UT | — | ◇ UNVERIFIED |
| ASAuto-chlor System LLC | Memphis | TN | — | ◇ UNVERIFIED |
| AIAutomail Industries, LLC | Wellington | UT | — | ◇ UNVERIFIED |
 Automated Concepts & Tooling, INC. | Waterford | PA | — | ◇ UNVERIFIED |
 Automatic Access Gates, LLC | Baton Rouge | LA | — | ◇ UNVERIFIED |
| ASAutomatic Switch Company | Harvey | LA | — | ◇ UNVERIFIED |
| ARAutomotive Resources, INC. | Lebanon | OH | — | ◇ UNVERIFIED |
| ALAuvang LLC | Newbury Park | CA | — | ◇ UNVERIFIED |
| AAvatar | East Windsor | CT | — | ◇ UNVERIFIED |
| AAAwards Associates | Lubbock | TX | — | ◇ UNVERIFIED |
| ATAwards & Trophies, INC. | Lafayette | LA | — | ◇ UNVERIFIED |
| AEAxial Equity, LLC | Anaheim | CA | — | ◇ UNVERIFIED |
| ATAxial to Terminal LLC | Richmond | CA | — | ◇ UNVERIFIED |
| AIAxsom Iron Works, LLC | Siler City | NC | — | ◇ UNVERIFIED |
| ADA.y.'s Designs in Iron INC | San Diego | CA | — | ◇ UNVERIFIED |
| AZA Zahner Company | Las Vegas | NV | — | ◇ UNVERIFIED |
| ALAzidoc, LLC | Centennial | CO | — | ◇ UNVERIFIED |
| AMAz Manufacturing & Sales | Lamoni | IA | — | ◇ UNVERIFIED |
| AAAzmark Aero Systems, LLC | Gilbert | AZ | — | ◇ UNVERIFIED |
| AAAztec Artistic Productions LTD | Portland | OR | — | ◇ UNVERIFIED |
| AOAztlan Ornamental Iron Fab | Stockton | CA | — | ◇ UNVERIFIED |
| AEAzz Enclosure Systems | Pittsburg | KS | — | ◇ UNVERIFIED |
| BIBachiller Iron Works, INC. | Miami | FL | — | ◇ UNVERIFIED |
| BMBaildon Mfg CO INC | Ogdensburg | NY | — | ◇ UNVERIFIED |
| BMBaker-rullman Manufacturing, INC. | Watertown | WI | — | ◇ UNVERIFIED |
| BMBaker-rullman Manufacturing, INC. | Watertown | WI | — | ◇ UNVERIFIED |
| BIBakker's Ironworks INC. | Phoenix | AZ | — | ◇ UNVERIFIED |
| BIBalco INC. | Oklahoma City | OK | — | ◇ UNVERIFIED |
| BCBaltimore City Dept. of Housing | Baltimore | MD | — | ◇ UNVERIFIED |
| BSBaltimore Steel Erectors LLC | White Marsh | MD | — | ◇ UNVERIFIED |
| BAB and P Manufacturing, Inc. | Cadillac | MI | — | ◇ UNVERIFIED |
| BGBanker Grating, LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| BMBapko Metal INC | Lakeside | CA | — | ◇ UNVERIFIED |
| BBBar Bender Steel, Incorporated | Montgomery | AL | — | ◇ UNVERIFIED |
| BIBarca Iron Work | Los Angeles | CA | — | ◇ UNVERIFIED |
| BABarnett Aldon Ironworks | Albuquerque | NM | — | ◇ UNVERIFIED |
| BPBarrett Properties, LLC | El Cajon | CA | — | ◇ UNVERIFIED |
| BMBarrick Machine CO. | Beach City | OH | — | ◇ UNVERIFIED |
| BCBarry Controls | Watertown | MA | — | ◇ UNVERIFIED |
| BSBase Specialties INC | Farmington | MN | — | ◇ UNVERIFIED |
| BRBaton Rouge Iron Works | Prairieville | LA | — | ◇ UNVERIFIED |
| BIBauer Industries LLC Dba Bauer Custom Welding | Saint Paul | MN | — | ◇ UNVERIFIED |
| BABay Area Grinding INC | San Jose | CA | — | ◇ UNVERIFIED |
| BABay Area Metal Fabrication LLC | Benicia | CA | — | ◇ UNVERIFIED |
| BOBay Ornamental Iron & Welding | Costa Mesa | CA | — | ◇ UNVERIFIED |
| BSBay Standard Manufacturing INC | Brentwood | CA | — | ◇ UNVERIFIED |
| BSBay Steel Co., INC. | Halifax | MA | — | ◇ UNVERIFIED |
| BVBay View Railing & Ornamental, INC. | Saint Francis | WI | — | ◇ UNVERIFIED |
| BHBazz Houston International | Garden Grove | CA | — | ◇ UNVERIFIED |
 B & B Manufacturing | Janesville | IA | — | ◇ UNVERIFIED |
| BTBbm-cpg Technology INC | Laurens | SC | — | ◇ UNVERIFIED |
| BBB & B Surplus | Somis | CA | — | ◇ UNVERIFIED |
| BBB & B Tool, INC. | Nogales | AZ | — | ◇ UNVERIFIED |
| BIBca Industries | Milwaukee | WI | — | ◇ UNVERIFIED |
| BCB C Composite CORP. | Medina | OH | — | ◇ UNVERIFIED |
| BCBc Composites | Medina | OH | — | ◇ UNVERIFIED |
| BCB C Industrial Sales, LLC | West Monroe | LA | — | ◇ UNVERIFIED |
