Spang & CO | Pittsburgh | PA | — | ● ACTIVE |
| SASparrow Avionics, INC. | Tyler | TX | — | ● ACTIVE |
Sparton Deleon Springs LLC | Lake Mary | FL | — | ● ACTIVE |
Spawr Industries, INC | Lake Havasu City | AZ | — | ● ACTIVE |
Specialty Devices Incorporated | Wylie | TX | — | ● ACTIVE |
Specter INC | San Francisco | CA | — | ● ACTIVE |
| SISpectral Instruments Imaging LLC | Tucson | AZ | 20–99 | ● ACTIVE |
| SCSpectrum Control INC | Delmar | DE | — | ● ACTIVE |
| SCSpectrum Control INC | Frederick | MD | — | ● ACTIVE |
| SMSpectrum Microwave INC | Philadelphia | PA | — | ● ACTIVE |
Sphere Optics Company LLC | Jamesville | NY | — | ● ACTIVE |
Spindle Defense LLC | Aurora | CO | — | ● ACTIVE |
Sps Ars LLC | El Paso | TX | — | ● ACTIVE |
| SESps Engineering INC | North Salt Lake | UT | — | ● ACTIVE |
Squishy Robotics INC | Berkeley | CA | — | ● ACTIVE |
Ssr Engineering, Incorporated | Placentia | CA | — | ● ACTIVE |
Staffordai LLC | Baldwin | MD | — | ● ACTIVE |
| SDStandard Deviation LLC | Owings Mills | MD | — | ● ACTIVE |
Standard Industries LLC | Camarillo | CA | — | ● ACTIVE |
Stanford Computer Optics, INC. | Berkeley | CA | — | ● ACTIVE |
Starboard Marine INC | Oceanside | NY | — | ● ACTIVE |
Stardust Orbital Corporation | Irvine | CA | — | ● ACTIVE |
Star Lite International LLC | Oak Park | MI | — | ● ACTIVE |
| SCStarna Cells, INC. | Atascadero | CA | — | ● ACTIVE |
| STStarnav Tech LLC | Oakland | CA | — | ● ACTIVE |
Stateside Electronics LLC | Lynnwood | WA | — | ● ACTIVE |
Stealth 3d Mouse LLC | Tucson | AZ | — | ● ACTIVE |
Steiner Eoptics, INC. | Miamisburg | OH | — | ● ACTIVE |
Stephen Gould CORP | Tewksbury | MA | — | ● ACTIVE |
Steve Lieber & Associates, INC. | Webster | TX | — | ● ACTIVE |
| SMSteves Marine Service INC | Stevensville | MD | — | ● ACTIVE |
Stingray Manufacturing LLC | Maryland Heights | MO | — | ● ACTIVE |
Stormquant INC | Titusville | FL | — | ● ACTIVE |
Strahl LLC | Woburn | MA | — | ● ACTIVE |
Strategic Systems INC | Decatur | AL | — | ● ACTIVE |
Strategic Thermal Labs, LLC | Georgetown | TX | — | ● ACTIVE |
Street Electric Manufacturing CO LLC | Sheboygan | WI | — | ● ACTIVE |
Strike Technology, INC. | Carson | CA | — | ● ACTIVE |
| SLStrikewave Labs LLC | Huntsville | AL | — | ● ACTIVE |
Strohman Enterprise INC | Mechanicsville | VA | — | ● ACTIVE |
Sturges Electronics LLC | Dryden | NY | — | ● ACTIVE |
Stym INC. | New York | NY | — | ● ACTIVE |
Subsea 20/20, INC. | Seattle | WA | — | ● ACTIVE |
Subseasail, INC | San Diego | CA | — | ● ACTIVE |
Suite Office Supply LLC | Manassas | VA | — | ● ACTIVE |
Summit Core Tech LLC | Anoka | MN | — | ● ACTIVE |
Summit Electronics Corporation | Boca Raton | FL | — | ● ACTIVE |
Sunman Engineering, INC. | San Jose | CA | — | ● ACTIVE |
| SISupplynet, INC. | Valley Cottage | NY | — | ● ACTIVE |
Supplyx LLC | Ellicott City | MD | — | ● ACTIVE |
| SESupreme Edgelight Devices, INC. | Grass Valley | CA | — | ● ACTIVE |
Sure Shot Nightvision LLC | Hugo | OK | — | ● ACTIVE |
Surface Preparation Solutions, LLC | Cerritos | CA | — | ● ACTIVE |
Surgireal Products, INC. | Loveland | CO | — | ● ACTIVE |
Surveillance Technology Solutions, LLC | Mims | FL | — | ● ACTIVE |
S W Interconnect INC | Fort Worth | TX | — | ● ACTIVE |
| SJSwiss Jewel Company | Bala Cynwyd | PA | — | ● ACTIVE |
| SISwoboda, INC. | Grand Rapids | MI | — | ● ACTIVE |
| SISyght, INC. | Boulder | CO | — | ● ACTIVE |
Symphony Microwave Technologies, LLC | Nashua | NH | — | ● ACTIVE |
Syncom Electronics Corporation | Roanoke | VA | — | ● ACTIVE |
Synergy Microwave CORP | Paterson | NJ | — | ● ACTIVE |
Synqor, INC | Salem | NH | — | ● ACTIVE |
Syntec Optics, INC. | Rochester | NY | — | ● ACTIVE |
Sysracks, INC | Staten Island | NY | — | ● ACTIVE |
System Engineering International INC | Frederick | MD | — | ● ACTIVE |
Systems Engineering & Management Company | Vista | CA | — | ● ACTIVE |
| TCTacony Corporation | Fort Worth | TX | — | ● ACTIVE |
| TETactical Electronics and Military Supply L.l.c. | Broken Arrow | OK | — | ● ACTIVE |
Talen-x, INC. | Ankeny | IA | — | ● ACTIVE |
| TLTalktelio LLC | Sarasota | FL | — | ● ACTIVE |
Talon Simulations, LLC | Altamonte Springs | FL | — | ● ACTIVE |
Tampa Deep-sea X-plorers LLC | Tampa | FL | — | ● ACTIVE |
Tbdx INC | Alamo | CA | — | ● ACTIVE |
Tclad INC | Prescott | WI | — | ● ACTIVE |
Tcom LP | Elizabeth City | NC | — | ● ACTIVE |
Tcom, L.p. | Columbia | MD | — | ● ACTIVE |
Tdg Acquisition CO LLC | Henrietta | NY | — | ● ACTIVE |
| TCTech Comm LLC | Fort Lauderdale | FL | — | ● ACTIVE |
Techna Ndt LLC | Kent | WA | — | ● ACTIVE |
Technical Allied Products, INC. | Wallingford | CT | — | ● ACTIVE |
| TCTechnical Cable Concepts, INC. | Costa Mesa | CA | — | ● ACTIVE |
| TVTech Vets, INC. | Colorado Springs | CO | — | ● ACTIVE |
| TMTek Microsystems, Incorporated | Hudson | NH | — | ● ACTIVE |
Tel-conn Manufacturing, INC. | Lawrenceville | GA | — | ● ACTIVE |
Telecommunication Support Services, INC. | West Melbourne | FL | — | ● ACTIVE |
| TETeledyne Etm INC | Loveland | CO | — | ● ACTIVE |
| TFTeledyne Flir, LLC | Wilsonville | OR | 100–499 | ● ACTIVE |
Teledyne Technologies Incorporated | Thousand Oaks | CA | — | ● ACTIVE |
Telemetry & Communications Systems, INC. | Chatsworth | CA | — | ● ACTIVE |
| TTTelestra Technologies LLC | Katy | TX | — | ● ACTIVE |
Teletrac Navman US LTD. | Irvine | CA | — | ● ACTIVE |
Telspan Data, LLC | Centennial | CO | — | ● ACTIVE |
Tennant Company | Eden Prairie | MN | — | ● ACTIVE |
Tennant Sales and Service Company | Eden Prairie | MN | — | ● ACTIVE |
Tennmax America INC | Vancouver | WA | — | ● ACTIVE |
Teradyne, INC | Beavercreek | OH | — | ● ACTIVE |
Terma INC. | Arlington | VA | — | ● ACTIVE |
Terma INC. | Warner Robins | GA | — | ● ACTIVE |
Terma INC. | Atlanta | GA | — | ● ACTIVE |