| SCSelecteon Corporation | Columbus | OH | — | ● ACTIVE |
| STSensata Technologies, INC. | Attleboro | MA | 500+ | ● ACTIVE |
Sessa Manufacturing & Welding | Ventura | CA | — | ● ACTIVE |
Sharp Tooling Solutions, LLC | Bruce Twp | MI | — | ● ACTIVE |
Shuttle Aerospace INC | Maize | KS | — | ● ACTIVE |
| SPSimmonds Precision Products INC | Vergennes | VT | 500+ | ● ACTIVE |
Simplex Manufacturing CO. | Portland | OR | — | ● ACTIVE |
Skill-metric Machine and Tool, INC. | Delray Beach | FL | — | ● ACTIVE |
Solenoid Solutions, INC | Erie | PA | — | ● ACTIVE |
Solomon Engineering, INC. | Hickory | NC | — | ● ACTIVE |
Sonic Aerospace INC. | Chandler | AZ | — | ● ACTIVE |
| STSoutheastern Technology, INC | Murfreesboro | TN | — | ● ACTIVE |
Space-lok, INC. | Gardena | CA | — | ● ACTIVE |
S & T Aircraft Accessories INC | New Braunfels | TX | — | ● ACTIVE |
Starlite Diversified INC | Meadville | PA | — | ● ACTIVE |
Stein Seal Company | Kulpsville | PA | 100–499 | ● ACTIVE |
Stratotech LLC | Grants Pass | OR | — | ● ACTIVE |
| SMStraval Machine CO INC | Elmwood Park | NJ | 20–99 | ● ACTIVE |
Symbolic Displays, INC | Santa Ana | CA | — | ● ACTIVE |
| SISymetrics Industries, LLC | Melbourne | FL | — | ● ACTIVE |
Tac Industries INC | Springfield | OH | 100–499 | ● ACTIVE |
Tecfar Manufacturing, INC. | Sun Valley | CA | — | ● ACTIVE |
Tech Castings LLC | Shirley | IN | — | ● ACTIVE |
Tek Precision CO Limited | Deer Park | NY | — | ● ACTIVE |
Telair US LLC | Goldsboro | NC | — | ● ACTIVE |
| TTTell Tool INC | Westfield | MA | 100–499 | ● ACTIVE |
Testek LLC | Wixom | MI | — | ● ACTIVE |
Texas Aerospace Technologies, LLC | Abilene | TX | — | ● ACTIVE |
Texstars LLC | Grand Prairie | TX | — | ● ACTIVE |
Texstars LLC | Arlington | TX | — | ● ACTIVE |
The Broach Masters, INC. | Auburn | CA | — | ● ACTIVE |
The Conrad Company | Memphis | TN | — | ● ACTIVE |
| TGThe Gill Corporation | El Monte | CA | 100–499 | ● ACTIVE |
The Lee CO | Westbrook | CT | — | ● ACTIVE |
| TSThermal Structures, INC | Corona | CA | 100–499 | ● ACTIVE |
| TSThe Sterling Engineering Corporation | Barkhamsted | CT | 20–99 | ● ACTIVE |
| TUThe United Tool & Die Company | West Hartford | CT | 20–99 | ● ACTIVE |
Thierica, INC. | Grand Rapids | MI | — | ● ACTIVE |
Thomas Global Systems LLC | Irvine | CA | — | ● ACTIVE |
| TIThomas Instrument, Incorporated | Brookshire | TX | 100–499 | ● ACTIVE |
Tomco Machining, INC. | Miamisburg | OH | — | ● ACTIVE |
Toolmax Designing & Tooling, INC. | Ashford | CT | — | ● ACTIVE |
Top Flight Machine Tool LLC | Plainville | CT | — | ● ACTIVE |
Tq Machining INC | Muskegon | MI | — | ● ACTIVE |
Tri-tech Electronics, INC. | Orlando | FL | — | ● ACTIVE |
Tri-tec Manufacturing LLC | Kent | WA | — | ● ACTIVE |
| TATriumph Actuation Systems - Yakima, LLC | Yakima | WA | 100–499 | ● ACTIVE |
Triumph Controls, LLC | North Wales | PA | — | ● ACTIVE |
Triumph Controls, LLC | Shelbyville | IN | — | ● ACTIVE |
Triumph Gear Systems - Macomb, LLC | Macomb | MI | — | ● ACTIVE |
Triumph Insulation Systems LLC | Taylorsville | NC | 1–19 | ● ACTIVE |
Triumph Thermal Systems, LLC | Forest | OH | — | ● ACTIVE |
Turbineaero Engines Technics INC | Tempe | AZ | — | ● ACTIVE |
| TCTurbine Controls, LLC | Bloomfield | CT | — | ● ACTIVE |
Turbine Engine Components Technologies Corporation | Thomasville | GA | — | ● ACTIVE |
Turbine Technologies LTD | Chetek | WI | — | ● ACTIVE |
Twigg CORP | Martinsville | IN | — | ● ACTIVE |
Ultra Electronics Ice INC | Manhattan | KS | 20–99 | ● ACTIVE |
Unified Defense Holdings, LLC | Macon | GA | — | ● ACTIVE |
Union Machine Company of Lynn, INC | Groveland | MA | — | ● ACTIVE |
United Aeronautical Corporation | North Hollywood | CA | — | ● ACTIVE |
| UAUnited Aviation Accessories, INC | Burleson | TX | 20–99 | ● ACTIVE |
United Avionics, INC. | Naugatuck | CT | — | ● ACTIVE |
United Equipment, INC | Richmond | VA | — | ● ACTIVE |
United Precision CORP. | Chatsworth | CA | — | ● ACTIVE |
University Swaging Corporation LLC Dba University Sc LLC | Woodinville | WA | — | ● ACTIVE |
Valvetech, INC. | Phelps | NY | 20–99 | ● ACTIVE |
Valvtechnologies LLC | Houston | TX | — | ● ACTIVE |
Velocity Aerospace - Burbank, INC. | Burbank | CA | — | ● ACTIVE |
Vertechs Enterprises, INC. | El Cajon | CA | — | ● ACTIVE |
Vertex Modernization and Sustainment LLC | Indianapolis | IN | 500+ | ● ACTIVE |
Vian Enterprises INC | Auburn | CA | 100–499 | ● ACTIVE |
Visionsafe Corporation | Kaneohe | HI | 20–99 | ● ACTIVE |
Volumatic INC | Macon | GA | — | ● ACTIVE |
Vse Aviation Services LLC | Independence | KS | — | ● ACTIVE |
Vse Aviation Services, LLC | Venice | FL | — | ● ACTIVE |
Walden's Machine, LLC | Tulsa | OK | — | ● ACTIVE |
W and G Machine Company, Incorporated | Hamden | CT | 1–19 | ● ACTIVE |
Weber Specialties Company | Schoolcraft | MI | — | ● ACTIVE |
Welded Ring Products CO. | Cleveland | OH | — | ● ACTIVE |
| WMWeldmac Manufacturing Company | El Cajon | CA | 100–499 | ● ACTIVE |
Western Valve, INC. | Bakersfield | CA | — | ● ACTIVE |
| WAWhippany Actuation Systems, LLC | Whippany | NJ | 100–499 | ● ACTIVE |
Whipps INC | Athol | MA | — | ● ACTIVE |
Whitcraft LLC | Eastford | CT | — | ● ACTIVE |
White Engineering Surfaces Corporation | Newtown | PA | — | ● ACTIVE |
Winslow Automatics INC | New Britain | CT | — | ● ACTIVE |
Woodward Hrt, INC. | Fort Collins | CO | — | ● ACTIVE |
| WIWoodward, INC. | Loves Park | IL | 500+ | ● ACTIVE |
Yama Manufacturing Incorporated | San Antonio | TX | — | ● ACTIVE |
| ZMZephyr Manufacturing Co., INC. | Inglewood | CA | — | ● ACTIVE |
| ZAZim Aircraft Cabin Solutions LLC | Greensboro | NC | 100–499 | ● ACTIVE |
2101 LLC | Anaconda | MT | — | ● ACTIVE |
247 Air Service LLC | Pompano Bch | FL | — | ● ACTIVE |
3t1b Products, INC | Carson City | NV | — | ● ACTIVE |
Aar Component Services - Grand Prairie, INC. | Grand Prairie | TX | — | ● ACTIVE |
Abbott Industries, INC | Okmulgee | OK | — | ● ACTIVE |
Abl Aero LLC | Tucson | AZ | — | ● ACTIVE |
Accel Aviation Accessories LLC | Fort Myers | FL | — | ● ACTIVE |
Ace Aeronautics LLC | Arlington | TX | — | ● ACTIVE |