| AIAcmt, INC. | Manchester | CT | 20–99 | ● ACTIVE |
Action Industries, INC. | Arvada | CO | — | ● ACTIVE |
Addison Sheet Metal INC | Carlsbad | CA | — | ● ACTIVE |
Advanced Ceramic Technology | Orange | CA | — | ● ACTIVE |
Advanced Fabrication Services, INC. | Lemoyne | PA | — | ● ACTIVE |
Advanced Ground Systems Engineering LLC | Santa Fe Springs | CA | — | ● ACTIVE |
Advanced Laser Machining, LLC | Chippewa Falls | WI | — | ● ACTIVE |
Advanced Machine & Tooling, INC. | Virginia Beach | VA | — | ● ACTIVE |
Advanced Manufacturing LLC | Windsor | CT | — | ● ACTIVE |
Ad-vance Magnetics INC | Rochester | IN | 20–99 | ● ACTIVE |
| AMAdvantage Metal Products, INC. | Livermore | CA | 20–99 | ● ACTIVE |
Advantech Industries, INC. | Rochester | NY | 100–499 | ● ACTIVE |
| ACAdvex Corporation | Hampton | VA | 100–499 | ● ACTIVE |
Aerex Industries, INC | Fort Pierce | FL | — | ● ACTIVE |
Aero Bending Company | Palmdale | CA | — | ● ACTIVE |
Aerofab Industries, INC. | Arlington | WA | — | ● ACTIVE |
Aerojet Rocketdyne INC | Daytona Beach | FL | — | ● ACTIVE |
Aeron Group, L.l.c. | Broken Arrow | OK | — | ● ACTIVE |
Aero-tech Mfg. INC | North Salt Lake | UT | — | ● ACTIVE |
Affton Fabricating and Welding Co., INC. | Sauget | IL | — | ● ACTIVE |
Agate Steel INC | Scottsdale | AZ | — | ● ACTIVE |
Agnitron Technology, INC. | Chanhassen | MN | — | ● ACTIVE |
Aim Products LLC | Cranston | RI | — | ● ACTIVE |
Air Technology Engines INC | Naples | FL | — | ● ACTIVE |
Airtronics Metal Products, INC. | Morgan Hill | CA | — | ● ACTIVE |
A & J Manufacturing CO | Foothill Ranch | CA | — | ● ACTIVE |
Akins Manufacturing, INC. | Algodones | NM | — | ● ACTIVE |
| AHAlabama Heat Exchangers INC | Theodore | AL | 20–99 | ● ACTIVE |
Alacriant Holdings LLC | Lake Mary | FL | — | ● ACTIVE |
Albina Pipe Bending Co., INC. | Tualatin | OR | — | ● ACTIVE |
Alex Pro Firearms LLC | Alexandria | MN | — | ● ACTIVE |
Allan Aircraft Supply Co., LLC | North Hollywood | CA | — | ● ACTIVE |
Allegheny Tool Mold & Manufacturing, INC | Clarendon | PA | — | ● ACTIVE |
Allegheny Valve & Coupling, INC. | Warren | PA | 20–99 | ● ACTIVE |
Allentown, LLC | Allentown | NJ | — | ● ACTIVE |
Allied Metals CO | Johnson City | TN | — | ● ACTIVE |
| AMAllor Manufacturing, INC. | Brighton | MI | 20–99 | ● ACTIVE |
Alloyed Solutions LLC | Price | UT | — | ● ACTIVE |
Alloy Enterprises INC | Burlington | MA | — | ● ACTIVE |
Alloy Precision Technologies, INC | Mentor | OH | 20–99 | ● ACTIVE |
Alternative Design Manufacturing and Supply, INC. | Siloam Springs | AR | — | ● ACTIVE |
Aluminum Die Casting Company, INC. | Jurupa Valley | CA | 20–99 | ● ACTIVE |
American Alloy Fabrication INC | Huntsville | AL | — | ● ACTIVE |
American Boa INC | Cumming | GA | — | ● ACTIVE |
| AFAmerican Fabricated Products, INC | Spring Lake | MI | 20–99 | ● ACTIVE |
American Flowform Products, LLC | Billerica | MA | 20–99 | ● ACTIVE |
American Friction Welding INC | Waukesha | WI | 20–99 | ● ACTIVE |
American Metalcraft, INC. | Villa Rica | GA | — | ● ACTIVE |
American Metal Fab INC | Three Rivers | MI | — | ● ACTIVE |
American Metal Specialties, INC. | Portland | OR | — | ● ACTIVE |