| Align Precision -arundel, LLC | Arundel | ME | Subcontractor |
| Align Precision - Clearwater, LLC | Pinellas Park | FL | Subcontractor |
| Align Precision Corp. | Tempe | AZ | Subcontractor |
| Align Precision - Philadelphia, LLC | Horsham | PA | Subcontractor |
| Align Precision - Tempe, LLC | Tempe | AZ | Subcontractor |
| Align Precision- Tuscaloosa, LLC | Cottondale | AL | Subcontractor |
| Allegheny Tool Mold & Manufacturing, Inc. | Clarendon | PA | $0 |
| Alliance Laser Inc. | Slidell | LA | Subcontractor |
| Alliance Machine Inc. | Elk River | MN | Subcontractor |
| Allied Machining Co. Inc. | Newington | CT | Subcontractor |
| Allis Manufacturing Corp. | Milwaukee | WI | Subcontractor |
| All-tech Machine & Tool Inc. | Greenwood | AR | $0 |
| Alltech Precision Manufacturing | Valencia | CA | Subcontractor |
| Altafab, Inc. | Salt Lake City | UT | $0 |
| Alternative Repair & Machining Services, LLC | Jacksonville | FL | $0 |
| Alton Manufacturing, Inc. | Rochester | NY | $0 |
| Alva Manufacturing Inc. | Placentia | CA | Subcontractor |
| Amacon Corporation | West Babylon | NY | Subcontractor |
| Am And S MFG, Inc. | San Jose | CA | Subcontractor |
| A & M Engineering, Inc. | Irwindale | CA | Subcontractor |
| American CNC Inc. | Pacoima | CA | $0 |
| American Equipment & Fabricating Corp. | E Providence | RI | Subcontractor |
| American Machine & Gear, Inc. | Portland | OR | $0 |
| American Manufacturing Excellence LLC | Tucson | AZ | Subcontractor |
| American Precision, Inc. | La Jolla | CA | Subcontractor |
| American Tool Company | Lincoln | RI | Subcontractor |
| American Tool & Machining Inc. | Searcy | AR | Subcontractor |
| Amg, Inc. | Lynchburg | VA | Subcontractor |
| A.m.i. Engineering Co. LLC | Santa Ana | CA | Subcontractor |
| Ami Machining Inc. | Hayden | ID | $0 |
| Andrew Tool & Machining Company | Minneapolis | MN | Subcontractor |
| Apogee Tool LLC | Newington | NH | Subcontractor |
| Applegate Edm LLC | Farmers Branch | TX | Subcontractor |
| Applied Composite Solutions Incorporated | Oceanside | CA | Subcontractor |
| Applied Fusion, LLC | San Leandro | CA | Subcontractor |
| Applied Technology Group, Inc. | Alexandria | VA | $0 |
| Apt Manufacturing LLC | Anaheim | CA | Subcontractor |
| Aqua Tool, L.L.C | Madison Heights | MI | Subcontractor |
| Archimedes Products Inc. | Bohemia | NY | $0 |
| Arch Medical Solutions - Sonora, LLC | Sonora | CA | Subcontractor |
| Arc Machine Co. Inc. | Henderson | KY | $0 |
| Ardel Engineering & Manufacturing, Inc. | Minneapolis | MN | Subcontractor |
| Arms Precision, Inc. | Corona | CA | Subcontractor |
| Armstrong Manufacturing And Engineering, Inc. | Auburn | CA | $0 |
| Arrow Grinding, Inc. | Tonawanda | NY | $0 |
| Associated Machine Company, Inc. | Miami | FL | Subcontractor |
| Astley Precision Machine Company, Inc. | Irwin | PA | Subcontractor |
| Astro Machine Co. Inc. | Hawthorne | CA | Subcontractor |
| Atd Precision Manufacturing LLC | Phoenix | AZ | Subcontractor |
| A To Z Machine Co. Inc. | Appleton | WI | Subcontractor |
| Austin Machine Co. | O Fallon | MO | Subcontractor |
| Austrian Machine Corp. | Cranston | RI | Subcontractor |
| Automate Associates Inc. | Minneapolis | MN | Subcontractor |
| Automated Machine & Technology, Inc. | Yorktown | VA | Subcontractor |
| Automated Production Machining, Inc. | Gordonsville | VA | $0 |
| Autopilot, Inc. | Bozeman | MT | Subcontractor |
| Avanti Engineering Inc. | Glendale Heights | IL | $0 |
| Avatar Machine, LLC | Fountain Valley | CA | Subcontractor |
| A & V Engineering, Inc. | Compton | CA | Subcontractor |
| Aztec Plastic Company | Chicago | IL | Subcontractor |
| Azt Technology LLC | Naples | FL | Subcontractor |
| Backerworks Manufacturing, LLC | Albuquerque | NM | Subcontractor |
| Baker-hill Industries Inc. | Coral Springs | FL | Subcontractor |
| Baron Machine Co. Inc. | Laconia | NH | Subcontractor |
| Barry W Kitchen | Riverside | CA | $0 |
| Basin Precision Machining LLC | Jefferson | WI | $0 |
| Baskins Machined Products LLC | Collinsville | OK | Subcontractor |
| Baum Precision Machining, Inc. | Pipersville | PA | Subcontractor |
| Bay Tech Industries Inc. | Odessa | FL | Subcontractor |
| B & B Manufacturing Co. | Valencia | CA | Subcontractor |
| B & B Precise Products Inc. | Benton | ME | $0 |
| B & B Precision Wire E.d.m., Inc. | Forest Hill | MD | Subcontractor |
| B & C Machine Co. Inc. | Oklahoma City | OK | $0 |
| Beacon Industries, Inc. | Dallas | TX | Subcontractor |
| B.e.a.m. Manufacturing Corp. | West Babylon | NY | $0 |
| Bear Machinery, Inc. | Kaneohe | HI | Subcontractor |
| Bedford Machine & Tool Inc. | Bedford | IN | $0 |
| Bee Line Co. | Bettendorf | IA | Subcontractor |
| Ben Machine Products Co. Inc. | Woodbridge | ON | Subcontractor |
| Bent River Machine Inc. | Clarkdale | AZ | Subcontractor |
| Beranek, LLC | Torrance | CA | Subcontractor |
| Berks Engineering Company | Reading | PA | Subcontractor |
| Bertrand Products, Inc. | South Bend | IN | Subcontractor |
| Berube Tool & Die, Inc. | Plaistow | NH | Subcontractor |
| Beyond Precision, LLC | Santa Ana | CA | Subcontractor |
| B. & F. Machine Co. Inc. | New Britain | CT | Subcontractor |
| B & H Toolworks Inc. | Richmond | KY | Subcontractor |
| Big Bore, LLC | Henry | TN | $0 |
| Biggs Tool & Die Inc. | Warminster | PA | $0 |
| Birant Makina Muhendislik Medikal Sanayi Ve Ticaret Ltd. Sti | Ankara | | $0 |
| Bircher Inc. | Morehead City | NC | $0 |
| B & J Specialty Inc. | Wawaka | IN | $0 |
| Blossom Aerospace Texas LLC | Blossom | TX | Subcontractor |
| Blue Chip Technologies, Inc. | Heltonville | IN | Subcontractor |
| B & M Green Enterprises, Inc. | Lancaster | CA | Subcontractor |
| Bmi Cad Services, Inc. | Simsbury | CT | Subcontractor |
| BML Tool & MFG Corp. | Monroe | CT | Subcontractor |
| Bm Programming & Machining Service Inc. | Mukilteo | WA | Subcontractor |
| Bob Lewis Machine Company, Inc. | Gardena | CA | Subcontractor |
| Bogue Machine Co. Inc. | Albuquerque | NM | Subcontractor |
