| APAir-o-fan Products | Dinuba | CA | — | ◇ UNVERIFIED |
| APAirtech Products, INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| APAirway Products INC. | Princeton | MN | — | ◇ UNVERIFIED |
| ARA-korn Roller INC | Chicago | IL | — | ◇ UNVERIFIED |
| AMAlco Machine Company | Birmingham | AL | — | ◇ UNVERIFIED |
| ALAlfa Laval Heat Plt | Lykens | PA | — | ◇ UNVERIFIED |
| AIAlfiniti INC. | Winton | NC | — | ◇ UNVERIFIED |
| ADAll Diameter Grinding, INC. | Corona | CA | — | ◇ UNVERIFIED |
| ARAllee Rees CO INC Dba Arc Cutting Tools | Porterville | CA | — | ◇ UNVERIFIED |
| ABAllegiance Business Corporation Dba Hi Tech Precision | La Verne | CA | — | ◇ UNVERIFIED |
| ASAllen Sheet Metal INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| AMAllied Metal Industries INC | Newark City | NJ | — | ◇ UNVERIFIED |
| AMAll Metals Recycling INC | Hardwick | VT | — | ◇ UNVERIFIED |
| ACAlloy Custom Products LLC | Delphi | IN | — | ◇ UNVERIFIED |
| AFAlloy Fabricators, INC. | Alexis | NC | — | ◇ UNVERIFIED |
| AEAll-spec Enclosures INC | San Jacinto | CA | — | ◇ UNVERIFIED |
| AWAll Ways Machining INC | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| AIAlmeda INC | Parkersburg | WV | — | ◇ UNVERIFIED |
| AWAloha Waste Systems | Puunene | HI | — | ◇ UNVERIFIED |
| ALAlohomora, LLC | Fort Worth | TX | — | ◇ UNVERIFIED |
| AOAlpha Omega Swiss INC | Yorba Linda | CA | — | ◇ UNVERIFIED |
| AIAlpine Infrastructure LLC | Jackson | WY | — | ◇ UNVERIFIED |
| APAlstom Power | Danville | IL | — | ◇ UNVERIFIED |
| APAlstom Power INC | Easton | PA | — | ◇ UNVERIFIED |
| AIAltek Incorporated | Liberty Lake | WA | — | ◇ UNVERIFIED |
| AFAMC Fabrication, Inc. | Las Vegas | NV | — | ◇ UNVERIFIED |
| AFAMC Fabrication, Inc. | Las Vegas | NV | — | ◇ UNVERIFIED |
| AFAmc Firetower Rd | Conroe | TX | — | ◇ UNVERIFIED |
| ABAmerican Boiler Works | Arlington | WA | — | ◇ UNVERIFIED |
 American Fabrication Site | Idaho Falls | ID | — | ◇ UNVERIFIED |
| AIAmerican Investors Dba Reco USA | West Columbia | SC | — | ◇ UNVERIFIED |
 American Metal Bearing Company | Garden Grove | CA | — | ◇ UNVERIFIED |
| ASAmerican Scale CO. INC. | Irwindale | CA | — | ◇ UNVERIFIED |
| ATAmerican Tower Asset Sub, LLC | Coachella | CA | — | ◇ UNVERIFIED |
| AWAmerican Wave Machines, Inc. | Solana Beach | CA | — | ◇ UNVERIFIED |
| ASAmeron Steel Fabrication Division | Fontana | CA | — | ◇ UNVERIFIED |
| AMAmex Manufacturing and Distribution | Milan | MI | — | ◇ UNVERIFIED |
| ALAmhawk LLC | Coloma | MI | — | ◇ UNVERIFIED |
| AEAmtech Environmental CORP | Buffalo | NY | — | ◇ UNVERIFIED |
| AEAndros Engineering Corporation | Paso Robles | CA | — | ◇ UNVERIFIED |
| AMAndros Mfg CORP | Rochester | NY | — | ◇ UNVERIFIED |
| ASAntennamast Systems | Cascade | VA | — | ◇ UNVERIFIED |
| AMAntrim Machine Prod INC. | Mancelona | MI | — | ◇ UNVERIFIED |
| APAos/lochinvar Plant Expansion | Lebanon | TN | — | ◇ UNVERIFIED |
| AHApi Heat Transfer INC | Arcade | NY | — | ◇ UNVERIFIED |
| AEApplied Energy Technology | Tempe | AZ | — | ◇ UNVERIFIED |
| ASArcher Screw Products | Franklin Park | IL | — | ◇ UNVERIFIED |
| AIArchitectural & Industrial Metal Fabrication | Roswell | GA | — | ◇ UNVERIFIED |
| AMArchitectural Metal Supply Inc | Richmond | VT | — | ◇ UNVERIFIED |
| AMArchitectural Metal Supply Inc. | Richmond | VT | — | ◇ UNVERIFIED |
| ALArcron LLC | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| ADArea Diesel Service INC | Carlinville | IL | — | ◇ UNVERIFIED |
| ABAroutioun Bermperian | Sun Valley | CA | — | ◇ UNVERIFIED |
| AMArundel Machine Tool INC. | North Kingstown | RI | — | ◇ UNVERIFIED |
| AQAscension Quality Materials LLC - Prairieville Plant | Prairieville | LA | — | ◇ UNVERIFIED |
| AFAshley F. Ward, INC. | Green Cove Springs | FL | — | ◇ UNVERIFIED |
| AEAsp Engineering | San Jose | CA | — | ◇ UNVERIFIED |
| AIAS&T, Inc. | Campbellsport | WI | — | ◇ UNVERIFIED |
| AHAsylum Hardware, LLC | Washington | UT | — | ◇ UNVERIFIED |
 Atlas Industrial Holdings, LLC | Pontiac | MI | — | ◇ UNVERIFIED |
| Atlas Industrial Manufacturing | Clifton City | NJ | — | ◇ UNVERIFIED |
| ASAtlas Screw Machine Products | San Francisco | CA | — | ◇ UNVERIFIED |
 Atlas Specialty Products INC | Anaheim | CA | — | ◇ UNVERIFIED |
| ATA Touch of Brass INC | Chino | CA | — | ◇ UNVERIFIED |
| AMAus Manufacturing Company LLC | Bonifay | FL | — | ◇ UNVERIFIED |
| ACAuto Cam | Dowagiac | MI | — | ◇ UNVERIFIED |
| APAutocam Precision Components Div of Nn INC | Kentwood | MI | — | ◇ UNVERIFIED |
| AIAutoline Industries, LLC | Mesa | AZ | — | ◇ UNVERIFIED |
| AIAutomated Ingredient Systems | Grandview | MO | — | ◇ UNVERIFIED |
| AMAutomatic Machine Products | Attleboro | MA | — | ◇ UNVERIFIED |
| ASAutomatic Screw Machine Products | Decatur | AL | — | ◇ UNVERIFIED |
| AIAutonetic Industries INC | Brooklyn Center | MN | — | ◇ UNVERIFIED |
| AFAxmear Fabricating Services INC. | Keswick | IA | — | ◇ UNVERIFIED |
 Aztec Manufacturing CORP | Romulus | MI | — | ◇ UNVERIFIED |
 Azure Microdynamics Inc, Dba Azure Ortho | Lake Forest | CA | — | ◇ UNVERIFIED |
| BIBalax, INC. | North Lake | WI | — | ◇ UNVERIFIED |
| BMB&A Machining LLC | Oregon | OH | — | ◇ UNVERIFIED |
| BAB and G Automotive | Livingston | CA | — | ◇ UNVERIFIED |
| BMBar-one Manufacturing | Hayward | CA | — | ◇ UNVERIFIED |
| BWBauer Welding & Metal Fabricators | Saint Paul | MN | — | ◇ UNVERIFIED |
| BLBay LTD | Billings | MT | — | ◇ UNVERIFIED |
| BFB.D.A. Fabrications, Inc. | Bensenville | IL | — | ◇ UNVERIFIED |
| BSB.D.J. Sanchez Investments LLC | Gardena | CA | — | ◇ UNVERIFIED |
| BMBeacon Metal Fabricators, INC. | Cleveland | OH | — | ◇ UNVERIFIED |
| BIBeckan Industries, Inc. | Kalamazoo | MI | — | ◇ UNVERIFIED |
| BTBehning Tool | Hanover | MA | — | ◇ UNVERIFIED |
| BCBelden Connectivity Solutions | Horseheads | NY | — | ◇ UNVERIFIED |
| BEB - E Manufacturing Co., INC. | Monroe | NC | — | ◇ UNVERIFIED |
 Benchmark Electronics INC Dba Precision Technologies | Concord | CA | — | ◇ UNVERIFIED |
| BIBendtec INC | Duluth | MN | — | ◇ UNVERIFIED |
| BLbengines llc | Lagrange | GA | — | ◇ UNVERIFIED |
| BMBetty Machine CO INC | Hendersonville | TN | — | ◇ UNVERIFIED |
 BGT Aerospace LLC | Bay City | MI | — | ◇ UNVERIFIED |
| BIBINGHAM INDUSTRIES Inc. | Terrell | TX | — | ◇ UNVERIFIED |
| BFBlack Flag Metalsmith LLC | Alachua | FL | — | ◇ UNVERIFIED |
| BMBlackhawk Machine Prod | Smithfield | RI | — | ◇ UNVERIFIED |
| BMBlake Manufacturing LLC | Portsmouth | RI | — | ◇ UNVERIFIED |
| BFBlazer Fabricating, LLC (pawnee Plant) | Birmingham | AL | — | ◇ UNVERIFIED |
| BEBlue Eye Dragonfly LLC | Dublin | OH | — | ◇ UNVERIFIED |
| BDBlusa Defense Manufacturing | Mount Laurel | NJ | — | ◇ UNVERIFIED |
