| JSJmc Steel Group | Chicago | IL | — | ◇ UNVERIFIED |
| JGJm Glass INC | Hayward | CA | — | ◇ UNVERIFIED |
| JLJohn Lenox | San Francisco | CA | — | ◇ UNVERIFIED |
| JSJohn's Stained Glass | Jackson | AL | — | ◇ UNVERIFIED |
| JPJones Paint & Glass INC | Pleasant Grove | UT | — | ◇ UNVERIFIED |
| JPJones Paint & Glass INC | Salem | UT | — | ◇ UNVERIFIED |
| JSJ. Shaw Industries LLC | Kokomo | IN | — | ◇ UNVERIFIED |
| JEJ.s.l. Enterprises of Orlando, INC. | Oviedo | FL | — | ◇ UNVERIFIED |
| KEKaiser Electroprecision | Irvine | CA | — | ◇ UNVERIFIED |
| KPKalwall Panels & Accessories | Manchester | NH | — | ◇ UNVERIFIED |
| KCKearfott Corporation | Montville Twp | NJ | — | ◇ UNVERIFIED |
| KCKearfott Corporation Motion Systems Division | Black Mountain | NC | — | ◇ UNVERIFIED |
| KGKearfott Guidance and Navigation | Little Falls | NJ | — | ◇ UNVERIFIED |
| KOKern Oil Filter Recycling LLC | Benicia | CA | — | ◇ UNVERIFIED |
| KCKimble Chase Life Science and Research Products LLC | Rockwood | TN | — | ◇ UNVERIFIED |
| KTKinestral Technologies INC | South San Francisco | CA | — | ◇ UNVERIFIED |
| KLKischland LLC | Pittsburgh | PA | — | ◇ UNVERIFIED |
| KMKiss My Glass | S Daytona Bch | FL | — | ◇ UNVERIFIED |
| KRKlarmann Rulings INC | Manchester | NH | — | ◇ UNVERIFIED |
| KAK&l Auto Worx INC Dba Auto Revival | Rancho Cordova | CA | — | ◇ UNVERIFIED |
Klein Marine Systems | Newburyport | MA | — | ◇ UNVERIFIED |
| KLKnextec LLC | Las Vegas | NV | — | ◇ UNVERIFIED |
| KSKnox Street LLC | Tampa | FL | — | ◇ UNVERIFIED |
| KSK Source | Atlanta | GA | — | ◇ UNVERIFIED |
| KSK Source INC. | Compton | CA | — | ◇ UNVERIFIED |
| LAL3 Aviation Products INC | Sarasota | FL | — | ◇ UNVERIFIED |
| LCL-3 Communications | Fort Drum | NY | — | ◇ UNVERIFIED |
| LCL-3 Communications Avionics System INC | Grand Rapids | MI | — | ◇ UNVERIFIED |
| LCL3 Communications, Interstate Electronic | Anaheim | CA | — | ◇ UNVERIFIED |
| LCL-3 Communications Ios - Tinsley | Richmond | CA | — | ◇ UNVERIFIED |
| LCL-3 Communications - Titan CORP Linkablt Div | Melbourne | FL | — | ◇ UNVERIFIED |
| LCL3 Communications Wescam | Healdsburg | CA | — | ◇ UNVERIFIED |
| LAL3harris - Alst | Orlando | FL | — | ◇ UNVERIFIED |
L3harris Cincinnati Electronics Dba Sonoma Eo | Santa Rosa | CA | — | ◇ UNVERIFIED |
| LIL3harris - Interstate Electronics Corporation | Yorba Linda | CA | — | ◇ UNVERIFIED |
| LL3harris-oceanserver | Imperial Beach | CA | — | ◇ UNVERIFIED |
| LOL3harris Oceanserver INC | Fall River | MA | — | ◇ UNVERIFIED |
| LRL3harris Randtron Antenna Systems | Menlo Park | CA | — | ◇ UNVERIFIED |
| LRL3harris - Randtron Antenna Systems - Small Antenna Suite 1 | San Leandro | CA | — | ◇ UNVERIFIED |
| LTL3harris Technologies | Mount Olive | NJ | — | ◇ UNVERIFIED |
| LTL3harris Technologies INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| L3L 3 Interstate Electronics Corporation | Anaheim | CA | — | ◇ UNVERIFIED |
| LTL3 Technologies | Fort Belvoir | VA | — | ◇ UNVERIFIED |
| LTL3 Technologies Link Simulation & Training | Binghamton | NY | — | ◇ UNVERIFIED |
| LGLakeland Glass Company, INC. | Oberlin | OH | — | ◇ UNVERIFIED |
| LALang Automotive | Lake Forest | CA | — | ◇ UNVERIFIED |
| LALaserglass Art Corporation | Azusa | CA | — | ◇ UNVERIFIED |
| LELeading Edge Products, INC. | Reno | NV | — | ◇ UNVERIFIED |
| LILectromat INC | Mars | PA | — | ◇ UNVERIFIED |
| LLegrand | West Hartford | CT | — | ◇ UNVERIFIED |