Sparton Deleon Springs, LLC | De Leon Springs | FL | — | ● ACTIVE |
Spec Tool Company | Santa Fe Springs | CA | — | ● ACTIVE |
Steele Industries INC | Bradenton | FL | — | ● ACTIVE |
| SOSurface Optics Corporation | San Diego | CA | 20–99 | ● ACTIVE |
| TGTbt Group INC | Bellmawr | NJ | — | ● ACTIVE |
Technovative Applications | Brea | CA | — | ● ACTIVE |
| TDTeledyne Detcon, INC. | Cypress | TX | 20–99 | ● ACTIVE |
| TETeledyne Etm, INC. | Newark | CA | — | ● ACTIVE |
| TITeledyne Instruments, INC. | Houston | TX | 100–499 | ● ACTIVE |
Teledyne Instruments, INC. | San Diego | CA | — | ● ACTIVE |
Telemetry Solutions INC | Concord | CA | — | ● ACTIVE |
Telephonics CORP | Farmingdale | NY | — | ● ACTIVE |
| TTTell Tool INC | Westfield | MA | 100–499 | ● ACTIVE |
Texas Aerospace Technologies, LLC | Abilene | TX | — | ● ACTIVE |
Thayermahan, INC | Groton | CT | 100–499 | ● ACTIVE |
The Boeing Company | Albuquerque | NM | — | ● ACTIVE |
The Boeing Company | Seal Beach | CA | — | ● ACTIVE |
Thierica, INC. | Grand Rapids | MI | — | ● ACTIVE |
Topcon Positioning Systems, INC | Livermore | CA | — | ● ACTIVE |
Trans-cal Industries, INC | Van Nuys | CA | — | ● ACTIVE |
| TSTube Specialties, INC. | Tempe | AZ | 20–99 | ● ACTIVE |
Turnamatic Machine INC | Richardson | TX | — | ● ACTIVE |
United Aeronautical Corporation | North Hollywood | CA | — | ● ACTIVE |
Universal Instruments Corporation | Conklin | NY | — | ● ACTIVE |
U. S. Dynamics Corporation | Amityville | NY | — | ● ACTIVE |
2ek Enterprise INC. | Newton Highlands | MA | — | ● ACTIVE |
| 3I3deo INC | Norwood | MA | — | ● ACTIVE |
A&a Harris Enterprises | Alameda | CA | — | ● ACTIVE |
Abbott Underwater Acoustics LLC | Haslett | MI | — | ● ACTIVE |
Absolute Accuracy INC. | Los Angeles | CA | — | ● ACTIVE |
| ASAcademy Simulation LLC | Tampa | FL | — | ● ACTIVE |
Accipiter Radar Corporation | Orchard Park | NY | — | ● ACTIVE |
Accord Technology LLC | Phoenix | AZ | — | ● ACTIVE |
Accurate Marine Electronics INC | Port Saint Lucie | FL | — | ● ACTIVE |
A.c.t. Audio, LLC | Vernon Rockville | CT | — | ● ACTIVE |
| ATAds-b Technologies, LLC | Anchorage | AK | — | ● ACTIVE |
Advanced Navigation CORP. | Huntsville | AL | — | ● ACTIVE |
Advanced Navigation & Positioning Corporation | Hood River | OR | — | ● ACTIVE |
Advanced Seismic Instrumentation and Research LLC | Carbondale | CO | — | ● ACTIVE |
Aego Systems INC. | Boise | ID | — | ● ACTIVE |
Aeroprobe Corporation | Christiansburg | VA | — | ● ACTIVE |
Aerostar International, LLC | Sioux Falls | SD | — | ● ACTIVE |
Airborne Outfitters LLC | Findlay | OH | — | ● ACTIVE |
Airco Republic Electronics, INC. | Lodi | NJ | — | ● ACTIVE |
| AIAircraft Instruments CO | Doylestown | PA | — | ● ACTIVE |
Airport Monitoring Systems LLC | Great Falls | VA | — | ● ACTIVE |
Airrow, INC. | Los Angeles | CA | — | ● ACTIVE |
Airspace Defense, INC. | Sacramento | CA | — | ● ACTIVE |
Akon Incorporated | San Jose | CA | — | ● ACTIVE |
Allen Control Systems, INC. | Austin | TX | — | ● ACTIVE |