| AIA1FAB, Inc. | Tucson | AZ | — | ◇ UNVERIFIED |
| AFA1 Fabricators & Finishers, LLC | Batavia | OH | — | ◇ UNVERIFIED |
| AGA-1 Gutter & Fence, LLC | Hartford | CT | — | ◇ UNVERIFIED |
| A1A 1 Iron Works Ny CORP | Brooklyn | NY | — | ◇ UNVERIFIED |
| AWA-1 Welding Inc. | Bellingham | WA | — | ◇ UNVERIFIED |
| ABA2Z Builders Depot LLC | Bonham | TX | — | ◇ UNVERIFIED |
| ASAAA Steel Fabricators | Deerfield Beach | FL | — | ◇ UNVERIFIED |
| ACAarons Custom Metal Fab INC | Portland | OR | — | ◇ UNVERIFIED |
| ACAbc Coating Company of Minnesota INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| ACAbc Coating Company of Minnesota INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| ABA B Chance Company | Houston | TX | — | ◇ UNVERIFIED |
| AEAbd Enterprises INC. | Sapulpa | OK | — | ◇ UNVERIFIED |
| AIAbel Iron Works | Arcadia | CA | — | ◇ UNVERIFIED |
| AFA&b Fabricating & Maintenance, INC. | Saint Marys | OH | — | ◇ UNVERIFIED |
| AFA&b Fabricators INC Auburn | Auburn | WA | — | ◇ UNVERIFIED |
| AMAble Manufacturing & Assembly LLC | Joplin | MO | — | ◇ UNVERIFIED |
| ABA & B Metal Fabrication, LLC | Selma | AL | — | ◇ UNVERIFIED |
| AMA&b Metal Fabricators, INC. | Lakeville | MA | — | ◇ UNVERIFIED |
| ABAbra Brainerd | Long Lake Township | MN | — | ◇ UNVERIFIED |
| ACAbrah Custom Fabrication Inc* | West Monroe | LA | — | ◇ UNVERIFIED |
| ALAbt, LLC | Pittsburgh | PA | — | ◇ UNVERIFIED |
| AIAbuck INC | Mableton | GA | — | ◇ UNVERIFIED |
| ASAcadian Steel INC | Gaston | SC | — | ◇ UNVERIFIED |
| APAccelerated Production Systems, INC. | Tomball | TX | — | ◇ UNVERIFIED |
| APAccelerated Production Systems, INC. | Houston | TX | — | ◇ UNVERIFIED |
| APAccord Pipe Fabricators INC. | Jamaica | NY | — | ◇ UNVERIFIED |
| ALAccuire, LLC | Manteca | CA | — | ◇ UNVERIFIED |
| AFAccurate Fab | Streetsboro | OH | — | ◇ UNVERIFIED |
| AMAccurate Metal Sawing Service CO. | Mentor | OH | — | ◇ UNVERIFIED |
| ASAccurate Specialty Metal Fabricators, INC. | Middle Village | NY | — | ◇ UNVERIFIED |
| AWAccurate Welding & Inspection, L.l.c. | Portland | TX | — | ◇ UNVERIFIED |
| AOAce Ornamental | Pomona | CA | — | ◇ UNVERIFIED |
| ASAce Soft Mfg | Riverside | CA | — | ◇ UNVERIFIED |
| ALAcieta, LLC | Council Bluffs | IA | — | ◇ UNVERIFIED |
| ACAcme Construction Supply | Sacramento | CA | — | ◇ UNVERIFIED |
| AMAcme Mechanical Contractors INC | Manchester | TN | — | ◇ UNVERIFIED |
| AMAcme Metal Spinning INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| AIAcra Industries,Corp. | Ontario | CA | — | ◇ UNVERIFIED |
| AAAction Architectural Fabricators, INC. | Marion | AR | — | ◇ UNVERIFIED |
| ACAction Coupling & Equipment, INC. | Holmesville | OH | — | ◇ UNVERIFIED |
 Action Target INC. Firearms Training Equipment Manufacturing Site #2 | Provo | UT | — | ◇ UNVERIFIED |
| ADActuant Dba Enerpac | Columbus | WI | — | ◇ UNVERIFIED |
| AMAdams Manufacturing | Matheny | WV | — | ◇ UNVERIFIED |
| ATAdams Truss | Gentry | AR | — | ◇ UNVERIFIED |
| AMAdax Machine Co., Inc | Hudson | NH | — | ◇ UNVERIFIED |
| ACAddison Corporation | Bend | OR | — | ◇ UNVERIFIED |
| ASAddison Steel INC | Albany | GA | — | ◇ UNVERIFIED |
| AIA&D Innovative Steel Inc | Bogota | NJ | — | ◇ UNVERIFIED |
| AMAdm Milling CO. Econo-flo Flour Service | Salina | KS | — | ◇ UNVERIFIED |
| AFAdobe Fab Consultants, INC. | Conroe | TX | — | ◇ UNVERIFIED |
| ATAdp Totalsource Nh Xxviii INC | Fraser | MI | — | ◇ UNVERIFIED |
| ASAdrian Steel | Kansas City | MO | — | ◇ UNVERIFIED |
| AEAdvanced Engineering Corporation | Elgin | IL | — | ◇ UNVERIFIED |
| AFAdvanced Fabworks LLC | Elwood | KS | — | ◇ UNVERIFIED |
| AFAdvanced Fuel Components INC | Marshall | MI | — | ◇ UNVERIFIED |
| AIAdvanced Iron Concepts | Placentia | CA | — | ◇ UNVERIFIED |
 Advanced Manufacturing & Engineering CORP. | Ocala | FL | — | ◇ UNVERIFIED |
| AMAdvanced Mezzanine Systems LLC | Stafford | VA | — | ◇ UNVERIFIED |
| APAdvanced Precision Fabricators | Tulsa | OK | — | ◇ UNVERIFIED |
| APAdvanced Precision LLC | Reno | NV | — | ◇ UNVERIFIED |
| APAdvanced Prototype Engineering | San Francisco | CA | — | ◇ UNVERIFIED |
| APAdvance Pipe Bending | Huntington Park | CA | — | ◇ UNVERIFIED |
| APAdvance Process Piping & Fabricating, INC. | Harrisburg | NC | — | ◇ UNVERIFIED |
| ATAdvance Tube Engineering | Huntington Beach | CA | — | ◇ UNVERIFIED |
| ASAdvantage Steel Truss, LLC | Lake City | FL | — | ◇ UNVERIFIED |
| AMAdventure Machine & Fab, INC. | Port Lavaca | TX | — | ◇ UNVERIFIED |
| ACAdvex Corporation | Hampton | VA | — | ◇ UNVERIFIED |
| AEA+ Engineering and Fabrication, INC. | Grand Rapids | OH | — | ◇ UNVERIFIED |
| ASAerial Structure INC | Schertz | TX | — | ◇ UNVERIFIED |
 Aero Precision Sheet Metal, LLC | West Chazy | NY | — | ◇ UNVERIFIED |
| AAerotek | Bristol | VA | — | ◇ UNVERIFIED |
| ASAes Sunoptics INC | Sacramento | CA | — | ◇ UNVERIFIED |
| AIA-fab Industries, LLC | Keller | TX | — | ◇ UNVERIFIED |
| AMAfco Manufacturing | Holly | MI | — | ◇ UNVERIFIED |
| AUAfinitas US INC | New Hampton | IA | — | ◇ UNVERIFIED |
| AWAF Welding & Manufacturing LLC | Hutchinson | KS | — | ◇ UNVERIFIED |
| AWAF Welding & Manufacturing LLC | Inman | KS | — | ◇ UNVERIFIED |
| ASAgate Steel INC. | Reno | NV | — | ◇ UNVERIFIED |
| AIAg Industrial Manufacturing INC | Lodi | CA | — | ◇ UNVERIFIED |
| ALAg Light and Sound INC | Ronkonkoma | NY | — | ◇ UNVERIFIED |
| AMAgtek Metal Works & Millwright, INC. | Hartville | MO | — | ◇ UNVERIFIED |
| AFAhc Fabrication CO. | Beggs | OK | — | ◇ UNVERIFIED |
| AFAhlborn Fence & Steel INC | Santa Rosa | CA | — | ◇ UNVERIFIED |
| ACAIMetals, Corp | Dallas | TX | — | ◇ UNVERIFIED |
| ASAim Steel International, INC. | Morrow | GA | — | ◇ UNVERIFIED |
| ACAir Capital Flight Line Hangar | Wichita | KS | — | ◇ UNVERIFIED |
| AEAircraft Extrusion CO | Chico | CA | — | ◇ UNVERIFIED |
 Aircraft Welding, INC. | Willoughby | OH | — | ◇ UNVERIFIED |
| ADAir Duct, INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| ALAirlock LLC | Riverton | UT | — | ◇ UNVERIFIED |
| APAir-o-fan Products | Dinuba | CA | — | ◇ UNVERIFIED |
| APAirtech Products, INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| AIA & I Steel Fabricators, INC. | Pomona | CA | — | ◇ UNVERIFIED |
| AJA & J Fabricators, INC. | Minco | OK | — | ◇ UNVERIFIED |
| AJAj & J Engineering & Precision Machine | Livermore | CA | — | ◇ UNVERIFIED |
| AJA & J Welding | Pomona | CA | — | ◇ UNVERIFIED |
| ALAkm LLC Dba Volks Constructors | Prairieville | LA | — | ◇ UNVERIFIED |
| AMAlabama Metal Fabricators, INC. | Elberta | AL | — | ◇ UNVERIFIED |
| ARAlabama Roll, INC. | Theodore | AL | — | ◇ UNVERIFIED |
| ASAlamance Steel Fabricators, INC. | Archdale | NC | — | ◇ UNVERIFIED |
