| TITeledyne Instruments, INC. | Houston | TX | 100–499 | ● ACTIVE |
Telemetry Solutions INC | Concord | CA | — | ● ACTIVE |
Telephonics CORP | Farmingdale | NY | — | ● ACTIVE |
Teletrix Corporation | Pittsburgh | PA | — | ● ACTIVE |
Telewave.io INC | Fremont | CA | — | ● ACTIVE |
| TTTelirite Technical Services, INC. | Fremont | CA | — | ● ACTIVE |
Telonic Berkeley, INC. | Vista | CA | — | ● ACTIVE |
Telonics INC | Mesa | AZ | — | ● ACTIVE |
Tempco Electric Heater Corporation | Wood Dale | IL | — | ● ACTIVE |
| TSTemperature Specialists, INC. | Saint Francis | MN | — | ● ACTIVE |
Temposonics, LLC | Cary | NC | 100–499 | ● ACTIVE |
| TMTenx Manufacturing INC | Menomonie | WI | 20–99 | ● ACTIVE |
Testek LLC | Wixom | MI | — | ● ACTIVE |
Testequity LLC | Moorpark | CA | — | ● ACTIVE |
Texas Components Corporation | Houston | TX | — | ● ACTIVE |
| TITexas Instruments Incorporated | Dallas | TX | — | ● ACTIVE |
Texmate, INC. | Carlsbad | CA | — | ● ACTIVE |
The Boeing Company | Seal Beach | CA | — | ● ACTIVE |
The Boeing Company | Huntington Beach | CA | — | ● ACTIVE |
The Captor Corporation | Tipp City | OH | 100–499 | ● ACTIVE |
The Digivac Company | Morganville | NJ | — | ● ACTIVE |
The Filtrine Manufacturing Company, INC. | Keene | NH | — | ● ACTIVE |
The First Electronics Corporation | Braintree | MA | — | ● ACTIVE |
The Gund Company, INC. | Amsterdam | NY | — | ● ACTIVE |
The Gund Company, INC. | Walnut | CA | — | ● ACTIVE |
The Prometheus Group of New Hampshire Limited | Dover | NH | — | ● ACTIVE |
| TCTheragenics Corporation | Buford | GA | 20–99 | ● ACTIVE |
Thermal Care INC | Niles | IL | — | ● ACTIVE |
Thermal Circuits, INC. | Salem | MA | — | ● ACTIVE |
Thermal Holdings LLC | Madison | AL | — | ● ACTIVE |
Thermetrics, LLC | Seattle | WA | — | ● ACTIVE |
Thermometrics Corporation | Northridge | CA | — | ● ACTIVE |
Thermotek, INC. | Flower Mound | TX | — | ● ACTIVE |
Thermoworks INC. | American Fork | UT | — | ● ACTIVE |
The Sibley Company | Haddam | CT | — | ● ACTIVE |
The Wl Jenkins Company LLC | Canton | OH | — | ● ACTIVE |
Thinkom Solutions, INC. | Hawthorne | CA | 100–499 | ● ACTIVE |
Thomas Global Systems LLC | Irvine | CA | — | ● ACTIVE |
Thoren Caging Systems INC | Hazleton | PA | — | ● ACTIVE |
| TLThorlabs Lens Systems, INC. | Rochester | NY | 20–99 | ● ACTIVE |
| TQThorlabs Quantum Electronics, INC | Jessup | MD | 100–499 | ● ACTIVE |
Thorndike Corporation | East Bridgewater | MA | — | ● ACTIVE |
Thwing-albert Instrument CO | West Berlin | NJ | 20–99 | ● ACTIVE |
| TMTimes Microwave Systems, INC | Wallingford | CT | 100–499 | ● ACTIVE |
| TTTime Timer, LLC | Cincinnati | OH | — | ● ACTIVE |
Timilon Corporation | Topeka | KS | — | ● ACTIVE |
Tmmi, LLC | Wheat Ridge | CO | 1–19 | ● ACTIVE |
Tolt Technologies LLC | Duvall | WA | — | ● ACTIVE |
Topaz Systems, INC. | Moorpark | CA | 20–99 | ● ACTIVE |
Touchpoint Medical INC | Odessa | FL | — | ● ACTIVE |
Touchstone Technology, INC. | Rochester | NY | — | ● ACTIVE |
Traffix Devices INC | San Clemente | CA | — | ● ACTIVE |
Transient Plasma Systems, INC | Torrance | CA | — | ● ACTIVE |
Transko Electronics, INC. | Anaheim | CA | — | ● ACTIVE |
Translarity, INC. | Fremont | CA | — | ● ACTIVE |
Transline Technology, INC | Anaheim | CA | — | ● ACTIVE |
Transom Scopes, INC. | Westfield | MA | — | ● ACTIVE |
Trilion Quality Systems LLC | King of Prussia | PA | — | ● ACTIVE |
Tri-tech Electronics, INC. | Orlando | FL | — | ● ACTIVE |
Triton Mgo Products, LLC | Houston | TX | 20–99 | ● ACTIVE |
Tropical J's INC | Honolulu | HI | — | ● ACTIVE |
Trs Technologies, INC | State College | PA | — | ● ACTIVE |
Trufocus Corporation | Watsonville | CA | — | ● ACTIVE |
| TSTru Simulation + Training INC. | Lutz | FL | — | ● ACTIVE |
| TATrust Automation INC | San Luis Obispo | CA | — | ● ACTIVE |
Tsi Incorporated | Shoreview | MN | — | ● ACTIVE |
Ttm Printed Circuit Group, LLC | Logan | UT | — | ● ACTIVE |
Ttm Technologies, INC. | East Syracuse | NY | — | ● ACTIVE |
Ttm Technologies North America LLC | Chippewa Falls | WI | — | ● ACTIVE |
Tucker-davis Technologies, INC. | Alachua | FL | 20–99 | ● ACTIVE |
Tunnel Radio of America, INC. | Corvallis | OR | — | ● ACTIVE |
Tuolumne Biomass LLC | Jamestown | CA | — | ● ACTIVE |
Turner Designs, INC. | San Jose | CA | — | ● ACTIVE |
Turner Imaging Systems, INC. | Orem | UT | — | ● ACTIVE |
Twilight Technology INC | Placentia | CA | — | ● ACTIVE |
Two Technologies, INC. | Horsham | PA | 20–99 | ● ACTIVE |
Tyco Fire Products LP | Marinette | WI | — | ● ACTIVE |
Ulb LLC | Wixom | MI | 20–99 | ● ACTIVE |
Ultra Fine Specialty Products, LLC | Woonsocket | RI | — | ● ACTIVE |
Ultrasil, LLC | Hayward | CA | — | ● ACTIVE |
Ultra T Equipment Company, INC. | Fremont | CA | — | ● ACTIVE |
Ultravision CORP | North Palm Beach | FL | — | ● ACTIVE |
Ulvac Technologies INC | Methuen | MA | — | ● ACTIVE |
Umf Corporation | Northbrook | IL | — | ● ACTIVE |
Unetixs Vascular, INC. | Warwick | RI | — | ● ACTIVE |
Unico, LLC | Caledonia | WI | — | ● ACTIVE |
Unilux INC | Saddle Brook | NJ | — | ● ACTIVE |
Union Technology CORP. | Monterey Park | CA | — | ● ACTIVE |
United Electronic Industries INC | Norwood | MA | — | ● ACTIVE |
United Electronics CORP INC | Franklin Park | IL | — | ● ACTIVE |
United Equipment Accessories, INC. | Waverly | IA | 100–499 | ● ACTIVE |
United Process Controls INC | Oak Creek | WI | 20–99 | ● ACTIVE |
United Shield International LLC | Traverse City | MI | 20–99 | ● ACTIVE |
United Standard Industries INC | Glenview | IL | — | ● ACTIVE |
United States Ball CORP | La Mirada | CA | — | ● ACTIVE |
United States Energy Corporation | Anaheim | CA | — | ● ACTIVE |
United Western Technologies CORP. | Kennewick | WA | 20–99 | ● ACTIVE |
| USUSA Scientific, INC. | Ocala | FL | — | ● ACTIVE |
U.s. Co-tronics, INC. | Fairbury | IL | — | ● ACTIVE |
| UDU.s. Digital Corporation | Vancouver | WA | — | ● ACTIVE |