| WCWest Coast Form Grinding | Santa Ana | CA | 20–99 | ◐ LIKELY ACTIVE |
| WTWestec Tool & Productions INC | Tacoma | WA | — | ◐ LIKELY ACTIVE |
| WWheeling | Wheeling | IL | 100–499 | ◐ LIKELY ACTIVE |
| WCWhirlaway Corporation Plant 1 | Wellington | OH | 100–499 | ◐ LIKELY ACTIVE |
| WMWieland Morgan Bronze | Lake Zurich | IL | 20–99 | ◐ LIKELY ACTIVE |
| WPWilson Products INC | Tulsa | OK | — | ◐ LIKELY ACTIVE |
| WWWolfe Works, LLC | Clovis | NM | — | ◐ LIKELY ACTIVE |
| ZMZeco Machine Inc | Guthrie | OK | 20–99 | ◐ LIKELY ACTIVE |
| ZPZella Precision LLC | South Elgin | IL | 1–19 | ◐ LIKELY ACTIVE |
| AMA-one Machine, LLC | Hop Bottom | PA | — | ◐ LIKELY ACTIVE |
| BDBecker, Diane | Celina | TN | — | ◐ LIKELY ACTIVE |
| DEDerosa Engineering, INC. | Upper Marlboro | MD | — | ◐ LIKELY ACTIVE |
| GMGage Manufacturing INC | Elk Grove Village | IL | — | ◐ LIKELY ACTIVE |
| GJG & J Automatic Screw, INC | Somerville | AL | — | ◐ LIKELY ACTIVE |
| MIMaintenance & Inspection Services LLC | Cumberland | MD | — | ◐ LIKELY ACTIVE |
| SISchmittel Industries, LLC | Rockford | IL | — | ◐ LIKELY ACTIVE |
| SLSeptmonts LLC | Phoenix | AZ | — | ◐ LIKELY ACTIVE |
| TPTompkins Products, INC | Detroit | MI | — | ◐ LIKELY ACTIVE |
| UMUniversal Metal Spinning Company, INC. | Albuquerque | NM | — | ◐ LIKELY ACTIVE |
| AIAdvanced Interconnect Technol | Saint Cloud | MN | — | ◇ UNVERIFIED |
| AAmerikam | Grand Rapids | MI | — | ◇ UNVERIFIED |
| AAAnderson Automatics INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| AFAnderson & Forrester | Wheat Ridge | CO | — | ◇ UNVERIFIED |
| BTBridge Tool & Die LLC | Buckley | MI | — | ◇ UNVERIFIED |
| FMFettes Mfg CO INC | Sterling Heights | MI | — | ◇ UNVERIFIED |
| FMForestville Machine CO | Plainville | CT | — | ◇ UNVERIFIED |
 Gem Manufacturing INC. | Rochester | NY | — | ◇ UNVERIFIED |
| GGGonzalez Group LLC | Litchfield | MI | — | ◇ UNVERIFIED |
| LMLillard Manufacturing INC. | Woodland | CA | — | ◇ UNVERIFIED |
| MTMuller Tool, INC. | Buffalo | NY | — | ◇ UNVERIFIED |
 Nelson Numeric INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| PPPrecision Plus INC | Elkhorn | WI | — | ◇ UNVERIFIED |
| PSPrecision Screw Products., INC. of Janesville | Janesville | WI | — | ◇ UNVERIFIED |
| SSSami Super Abrasive Machining and Innovations, LLC | Ridgway | PA | — | ◇ UNVERIFIED |
| SSS & S Machine | Amherst | NH | — | ◇ UNVERIFIED |
| TSTamper-pruf Screws INC. | Paramount | CA | — | ◇ UNVERIFIED |
| TGThe Gent Machine CO | South Euclid | OH | — | ◇ UNVERIFIED |
| TRTrm Racing Products INC Dba Manton Racing Products | Lake Elsinore | CA | — | ◇ UNVERIFIED |
| 2C20th Century Machine Company INC | Armada | MI | — | ◇ UNVERIFIED |
| 3E3801 E. Lasalle St., LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| 3R3 Rivers EDM, LLC | Cheswick | PA | — | ◇ UNVERIFIED |
| 4M401 Manufacturing Incorporated | Anoka | MN | — | ◇ UNVERIFIED |
| 4M401 Manufacturing Incorporated | Anoka | MN | — | ◇ UNVERIFIED |
| 4M401 Manufacturing Incorporated | Anoka | MN | — | ◇ UNVERIFIED |
| 4M401 Manufacturing Incorporated | Ramsey | MN | — | ◇ UNVERIFIED |
| 4M425 Manufacturing, Inc. | Rockford | IL | — | ◇ UNVERIFIED |
| 4M425 MFG Enterprises, LLC | Rockford | IL | — | ◇ UNVERIFIED |
| 5M580 Machine LLC | Enid | OK | — | ◇ UNVERIFIED |
| AIAaa Industries | Detroit | MI | — | ◇ UNVERIFIED |
| APAbsolute Precision Cnc Machining, INC. | Chino | CA | — | ◇ UNVERIFIED |
| APAbsolute Precision, LLC | Wolcott | NY | — | ◇ UNVERIFIED |
| ABA & B Swiss Products, INC. | Ogden | UT | — | ◇ UNVERIFIED |
| AAAccurate Automatic Manufacturing CORP | Garland | TX | — | ◇ UNVERIFIED |
| ALAchates LLC | Zionsville | IN | — | ◇ UNVERIFIED |
| ASAckermann Srew Products | Gardena | CA | — | ◇ UNVERIFIED |
| APAcutec Precision Machining INC. | Saegertown | PA | — | ◇ UNVERIFIED |
| AEAdc Enterprises INC Dba Automated Drilling Company | Orange | CA | — | ◇ UNVERIFIED |
 Adiem Engineering Cnc | El Cajon | CA | — | ◇ UNVERIFIED |
| ALAdvanced Laser Services, LLC | Groveland | MA | — | ◇ UNVERIFIED |
| AMAdvantage Machining Service, LLC | Belleview | FL | — | ◇ UNVERIFIED |
| ALAeroswiss LLC | Meriden | CT | — | ◇ UNVERIFIED |
| AGAgora Graphics | Bohemia | NY | — | ◇ UNVERIFIED |
| ATAirfoil Technologies International | Compton | CA | — | ◇ UNVERIFIED |
| AMAir-lake Machine - Welding Dba Diverse Machine Wor | Lakeville | MN | — | ◇ UNVERIFIED |
| APAirway Products INC. | Princeton | MN | — | ◇ 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 |
| AMAll Metals Recycling INC | Hardwick | VT | — | ◇ UNVERIFIED |
| AWAll Ways Machining INC | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| ALAlohomora, LLC | Fort Worth | TX | — | ◇ UNVERIFIED |
| AOAlpha Omega Swiss INC | Yorba Linda | CA | — | ◇ UNVERIFIED |
| AFAMC Fabrication, Inc. | Las Vegas | NV | — | ◇ UNVERIFIED |
| AMAmex Manufacturing and Distribution | Milan | MI | — | ◇ UNVERIFIED |
| AMAndros Mfg CORP | Rochester | NY | — | ◇ UNVERIFIED |
| AMAntrim Machine Prod INC. | Mancelona | MI | — | ◇ UNVERIFIED |
| AEApplied Energy Technology | Tempe | AZ | — | ◇ UNVERIFIED |
| ASArcher Screw Products | Franklin Park | IL | — | ◇ UNVERIFIED |
| ADArea Diesel Service INC | Carlinville | IL | — | ◇ UNVERIFIED |
| AMArundel Machine Tool INC. | North Kingstown | RI | — | ◇ UNVERIFIED |
| AFAshley F. Ward, INC. | Green Cove Springs | FL | — | ◇ UNVERIFIED |
| AEAsp Engineering | San Jose | CA | — | ◇ UNVERIFIED |
| ASAtlas Screw Machine Products | San Francisco | CA | — | ◇ UNVERIFIED |
 Atlas Specialty Products INC | Anaheim | CA | — | ◇ UNVERIFIED |
| ATA Touch of Brass INC | Chino | CA | — | ◇ UNVERIFIED |
| ACAuto Cam | Dowagiac | MI | — | ◇ UNVERIFIED |
| APAutocam Precision Components Div of Nn INC | Kentwood | MI | — | ◇ UNVERIFIED |
| AIAutoline Industries, LLC | Mesa | AZ | — | ◇ 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 |
| BMBar-one Manufacturing | Hayward | CA | — | ◇ UNVERIFIED |
| BIBeckan Industries, Inc. | Kalamazoo | MI | — | ◇ UNVERIFIED |
| BTBehning Tool | Hanover | MA | — | ◇ UNVERIFIED |
| BCBelden Connectivity Solutions | Horseheads | NY | — | ◇ UNVERIFIED |
