Spec Tool Company | Santa Fe Springs | CA | — | ● ACTIVE |
| SSSpectrum Scientific Incorporated | Irvine | CA | — | ● ACTIVE |
Steele Industries INC | Bradenton | FL | — | ● ACTIVE |
| SOSurface Optics Corporation | San Diego | CA | 20–99 | ● ACTIVE |
Swift Glass CO INC | Elmira Heights | NY | 20–99 | ● ACTIVE |
Systems Protection Group US LLC | El Paso | TX | 100–499 | ● 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 | Seal Beach | CA | — | ● ACTIVE |
The Boeing Company | Albuquerque | NM | — | ● 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 |
United Lens Company, INC. | Southbridge | MA | — | ● ACTIVE |
Universal Instruments Corporation | Conklin | NY | — | ● ACTIVE |
U. S. Dynamics Corporation | Amityville | NY | — | ● ACTIVE |
Varflex Corporation | Rome | 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 |
| AAccu-Glass | Saint Louis | MO | 20–99 | ● ACTIVE |
Accurate Marine Electronics INC | Port Saint Lucie | FL | — | ● ACTIVE |
A.c.t. Audio, LLC | Vernon Rockville | CT | — | ● ACTIVE |
Adams & Chittenden Scientific Glass Cooperative CORP. | Berkeley | CA | — | ● ACTIVE |
| ATAds-b Technologies, LLC | Anchorage | AK | — | ● ACTIVE |
Advanced Navigation CORP. | Huntsville | AL | — | ● ACTIVE |
Advanced Navigation & Positioning Corporation | Hood River | OR | — | ● ACTIVE |
| APAdvanced Photonics International, INC. | Fairfield | CT | — | ● ACTIVE |
Advanced Seismic Instrumentation and Research LLC | Carbondale | CO | — | ● ACTIVE |
Aego Systems INC. | Boise | ID | — | ● ACTIVE |
Aero Aggregates of North America LLC | Crum Lynne | PA | — | ● ACTIVE |
Aeroprobe Corporation | Christiansburg | VA | — | ● ACTIVE |
Aerostar International, LLC | Sioux Falls | SD | — | ● ACTIVE |
| AIAgitan INC | Mchenry | IL | — | ● 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 |
Allen Scientific Glass INC | Erie | CO | — | ● ACTIVE |
Allied Door Controls and Glass, INC. | Virginia Beach | VA | — | ● ACTIVE |
Allocortech INC. | Waynesboro | VA | — | ● ACTIVE |
Alti-2 Technologies, INC. | Deland | FL | — | ● ACTIVE |
American Glass Products Company | Knoxville | TN | — | ● ACTIVE |
| AGAmerican Gyro Marine, INC. | Gig Harbor | WA | — | ● ACTIVE |
| AIAmerican Institute for Research in Science and Technology LLC | Aliso Viejo | CA | — | ● ACTIVE |
American Nautical Services, INC. | Fort Lauderdale | FL | — | ● ACTIVE |
Ametek, INC. | Binghamton | NY | — | ● ACTIVE |
Ampwave Defense LLC | Lancaster | PA | — | ● ACTIVE |
Amradtech, INC. | San Diego | CA | — | ● ACTIVE |
Andrenam INC | Santa Clarita | CA | — | ● ACTIVE |
Anduril Industries, INC. | Washington | DC | — | ● ACTIVE |
Anschuetz USA INC. | Bethesda | MD | — | ● ACTIVE |
Anthropocene Institute LLC | Mill Valley | CA | — | ● ACTIVE |
Appareo Systems, LLC | Fargo | ND | — | ● ACTIVE |
Applied Concepts, INC. | Richardson | TX | — | ● ACTIVE |
Applied Navigation LLC | Bothell | WA | — | ● ACTIVE |
Applied Signals Intelligence, INC. | Sterling | VA | — | ● ACTIVE |
Applied Systems Engineering INC | Benbrook | TX | — | ● ACTIVE |
Applied Video Imaging LLC | Charlottesville | VA | — | ● ACTIVE |
| ASAqua Satellite, INC. | Menlo Park | CA | — | ● ACTIVE |
Aquatic Enterprises INC | Seattle | WA | — | ● ACTIVE |
Archaius INC | Morrisville | NC | — | ● ACTIVE |
Argon St, INC. | Smithfield | PA | — | ● ACTIVE |
| ASArgon St, INC. | Fairfax | VA | — | ● ACTIVE |
Argon St, INC. | Mountain View | CA | — | ● ACTIVE |
Armada Marine Robotics INC | East Falmouth | MA | — | ● ACTIVE |
Armasight Holdings, LLC | Clawson | MI | — | ● ACTIVE |
| ACArt Crystal Ii Enterprises, INC. | Griffith | IN | — | ● ACTIVE |
Artemis, INC. | Hauppauge | NY | — | ● ACTIVE |
Asb Avionics INC. | Mojave | CA | — | ● ACTIVE |
| ASAshley Services, INC. | Niceville | FL | — | ● ACTIVE |
Aspect Technology & Equipment, INC. | Prosper | TX | — | ● ACTIVE |
Aspen Avionics, INC. | Phoenix | AZ | — | ● ACTIVE |
| AIAsphericon, INC. | Sarasota | FL | — | ● ACTIVE |
Astro-physics INC | Machesney Park | IL | — | ● ACTIVE |
Asymm, INC | Orinda | CA | — | ● ACTIVE |
| AIAtlas Instrument CO INC | Chambersburg | PA | — | ● ACTIVE |
Atlastrax USA CORP | Deerfield Beach | FL | — | ● ACTIVE |
Aura Intelligent Systems INC | Boston | MA | — | ● ACTIVE |