| ACAlemite CORP | Johnson City | TN | Machinery Manufacturing333911 | 100-499 | ◐ LIKELY ACTIVE |
| APAlger Precision Machining LLC | Ontario | CA | Fabricated Metal Product Manufacturing332721 | 100-499 | ◐ LIKELY ACTIVE |
| ADAlgonquin Div Rea Magnetic Wires | Guilford | CT | Primary Metal Manufacturing331222 | 20-99 | ◐ LIKELY ACTIVE |
| ACAll Clad Metalcrafters/canonsburg Plt | Canonsburg | PA | Fabricated Metal Product Manufacturing332214 | 100-499 | ◐ LIKELY ACTIVE |
| AWAll-craft Wellman Products | Willoughby | OH | Fabricated Metal Product Manufacturing332721 | — | ◐ LIKELY ACTIVE |
| ABAllegheny Bradford Corp/lewis Run | Lewis Run | PA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| ASAllegheny Surface Technology | Lewis Run | PA | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| AFAllfast Fastening Sys | City of Industry | CA | Fabricated Metal Product Manufacturing332112 | 100-499 | ◐ LIKELY ACTIVE |
| ACAlliant Castings | Winona | MN | Primary Metal Manufacturing331511 | 20-99 | ◐ LIKELY ACTIVE |
| AMAllied Machine & Engineering Corporation | Dover | OH | Machinery Manufacturing333515 | 100-499 | ◐ LIKELY ACTIVE |
| AMAllied Metal CO | Chattanooga | TN | Primary Metal Manufacturing331314 | 20-99 | ◐ LIKELY ACTIVE |
| AUAllied Universal Corporation | Miami | FL | Chemical Manufacturing325180 | 20-99 | ◐ LIKELY ACTIVE |
| AUAllnex USA INC. | Kalamazoo | MI | Chemical Manufacturing325199 | 20-99 | ◐ LIKELY ACTIVE |
| AUAllnex USA Inc., Wallingford Ct Plant | Wallingford | CT | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| AWAllweather Wood | North Bend | OR | Wood Product Manufacturing321114 | 20-99 | ◐ LIKELY ACTIVE |
| AWAllweather Wood Treaters | White City | OR | Wood Product Manufacturing321114 | 20-99 | ◐ LIKELY ACTIVE |
| ABAlmond Brothers Lumber CO | Coushatta | LA | Wood Product Manufacturing321113 | 20-99 | ◐ LIKELY ACTIVE |
| APAlnylam Pharmaceuticals INC | Norton | MA | Chemical Manufacturing325412 | 100-499 | ◐ LIKELY ACTIVE |
| AAAlpha Assembly Solutions INC | Itasca | IL | Chemical Manufacturing325199 | 100-499 | ◐ LIKELY ACTIVE |
| ADAlpha Dyno Nobel | Lincoln | CA | Chemical Manufacturing325920 | 20-99 | ◐ LIKELY ACTIVE |
| ASAlpha Sintered Metals | Ridgway | PA | Primary Metal Manufacturing331523 | 100-499 | ◐ LIKELY ACTIVE |
| AOAltivia Oxide Chemicals, LLC | Crosby | TX | Chemical Manufacturing325110 | 20-99 | ◐ LIKELY ACTIVE |
| AIAmercable INC | El Dorado | AR | Primary Metal Manufacturing331420 | 100-499 | ◐ LIKELY ACTIVE |
| ABAmerican Bronze Corporation | Cleveland | OH | Primary Metal Manufacturing331522 | 20-99 | ◐ LIKELY ACTIVE |
| ACAmerican Craft Brewery LLC | Breinigsville | PA | Beverage and Tobacco Product Manufacturing312120 | — | ◐ LIKELY ACTIVE |
| ACAmerican Craft Brewery, LLC | Cincinnati | OH | Beverage and Tobacco Product Manufacturing312120 | — | ◐ LIKELY ACTIVE |
| AFAmerican Flux & Metal | Hammonton | NJ | Chemical Manufacturing325998 | 20-99 | ◐ LIKELY ACTIVE |
| AHAmerican Heat Treating | Monroe | CT | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| AHAmerican Highway | Kankakee | IL | Primary Metal Manufacturing331222 | 20-99 | ◐ LIKELY ACTIVE |
| AHAmerican Howa Kentucky INC | Bowling Green | KY | Machinery Manufacturing333319 | 100-499 | ◐ LIKELY ACTIVE |
| AIAmerican Italian Pasta CO INC | Columbia | SC | Food Manufacturing311823 | 100-499 | ◐ LIKELY ACTIVE |
| AMAmerican Metal Fiber INC | Lake Bluff | IL | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| AMAmerican Micro Products INC | Batavia | OH | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| ANAmerican Ntn Bearing Mfg CORP | Elgin | IL | Fabricated Metal Product Manufacturing332991 | 500+ | ◐ LIKELY ACTIVE |
| APAmerican Precision Indust Delevan Div | East Aurora | NY | Computer and Electronic Product Manufacturing334416 | — | ◐ LIKELY ACTIVE |
| AQAmerican Quality Stripping | Sandusky | OH | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| ARAmerican Renolit Corporation | La Porte | IN | Plastics and Rubber Products Manufacturing326113 | 100-499 | ◐ LIKELY ACTIVE |
| ASAmerican Science & Engineering | Billerica | MA | Computer and Electronic Product Manufacturing334517 | — | ◐ LIKELY ACTIVE |
| ASAmerican Standard INC | Salem | OH | Plastics and Rubber Products Manufacturing326191 | 100-499 | ◐ LIKELY ACTIVE |
| ATAmerican Timber and Steel CO | Nacogdoches | TX | Wood Product Manufacturing321113 | 20-99 | ◐ LIKELY ACTIVE |
American Tool & Mold | Clearwater | FL | Fabricated Metal Product Manufacturing332312 | 100-499 | ◐ LIKELY ACTIVE |
| ATAmerican Tubing Arkansas LLC | Springdale | AR | Fabricated Metal Product Manufacturing332510 | 100-499 | ◐ LIKELY ACTIVE |
| AGAmes Goldsmith | South Glens Falls | NY | Chemical Manufacturing325180 | 20-99 | ◐ LIKELY ACTIVE |
| AGAm General LLC | Mishawaka | IN | Transportation Equipment Manufacturing336110 | — | ◐ LIKELY ACTIVE |
| ASAmico - Seasafe INC | Lafayette | LA | Plastics and Rubber Products Manufacturing326121 | 20-99 | ◐ LIKELY ACTIVE |
| ACAmpacet CORP | Heath | OH | Chemical Manufacturing325991 | 20-99 | ◐ LIKELY ACTIVE |
| ACAmphenol CORP | Sidney | NY | Computer and Electronic Product Manufacturing334417 | — | ◐ LIKELY ACTIVE |
| AEAnamet Electrical INC | Mattoon | IL | Fabricated Metal Product Manufacturing332999 | 100-499 | ◐ LIKELY ACTIVE |
| ABAnchor Brake Shoe CO | West Chicago | IL | Primary Metal Manufacturing331511 | 20-99 | ◐ LIKELY ACTIVE |
| APAnderson Precision | Jamestown | NY | Fabricated Metal Product Manufacturing332721 | 20-99 | ◐ LIKELY ACTIVE |