| KHKitty Hawk | Mountain View | CA | — | ◇ UNVERIFIED |
| KUKratos Unmanned Aerial Systems INC | Mcclellan | CA | — | ◇ UNVERIFIED |
 Kratos Unmanned Aerial Systems, INC. | Sacramento | CA | — | ◇ UNVERIFIED |
| KTKT Tech, Inc. | Fullerton | CA | — | ◇ UNVERIFIED |
| LCL-3 Communications | Greenville | TX | — | ◇ UNVERIFIED |
| LCL-3 Communications Integrated Systems LP | Waco | TX | — | ◇ UNVERIFIED |
| LTLake Tahoe Airport | South Lake Tahoe | CA | — | ◇ UNVERIFIED |
| LALanic Aerospace, LLC | Rancho Cucamonga | CA | — | ◇ UNVERIFIED |
| LILapeer Industries Plt 5 | Lapeer | MI | — | ◇ UNVERIFIED |
| LALarkin Aviation, LLC | Saint Petersburg | FL | — | ◇ UNVERIFIED |
| LLLas Labs INC | Las Vegas | NV | — | ◇ UNVERIFIED |
| LHLasticks Holdings, Ltd. fka Precision Components Inc | Bellport | NY | — | ◇ UNVERIFIED |
| LLauderair | Lees Summit | MO | — | ◇ UNVERIFIED |
| LTLaunch Technical Workforce Solutions, LLC | Wichita | KS | — | ◇ UNVERIFIED |
| LRLba Realty, LLC | San Diego | CA | — | ◇ UNVERIFIED |
| LELeading Edge Aviation Services | Victorville | CA | — | ◇ UNVERIFIED |
| LELeading Edge Iac - Hangar #746 | Victorville | CA | — | ◇ UNVERIFIED |
| LELeading Edge Iac - Hangar #747 | Victorville | CA | — | ◇ UNVERIFIED |
| LELeading Edge Iac - Hangar #756 | Victorville | CA | — | ◇ UNVERIFIED |
| LILearjet INC | North Hills | CA | — | ◇ UNVERIFIED |
 Lee Aerospace - 34th St (stormwater) | Wichita | KS | — | ◇ UNVERIFIED |
| LEL & E Tubing LLC | Lynnwood | WA | — | ◇ UNVERIFIED |
| LTLeya Technology LLC | Gardena | CA | — | ◇ UNVERIFIED |
| LALifeport Armor Technologies | Woodland | WA | — | ◇ UNVERIFIED |
| LILifeport Interiors | Woodland | WA | — | ◇ UNVERIFIED |
| LULindstrand Usa, INC | South Boston | VA | — | ◇ UNVERIFIED |
| LBLisa Building LLC | Auburn | WA | — | ◇ UNVERIFIED |
| LALmi Aerospace Cottonwood Falls, Ks | Cottonwood Falls | KS | — | ◇ UNVERIFIED |
| LALmi Aerospace INC | Auburn | WA | — | ◇ UNVERIFIED |
| LALmi Aerospace, INC (stormwater) | Wichita | KS | — | ◇ UNVERIFIED |
| LALockheed Advanced Development CO. | Valencia | CA | — | ◇ UNVERIFIED |
| LALockheed Aeronautical Sys CO | Burbank | CA | — | ◇ UNVERIFIED |
| LALockheed Aeronautical Systems Company | Palmdale | CA | — | ◇ UNVERIFIED |
| LHLockheed - Helendale | Helendale | CA | — | ◇ UNVERIFIED |
| LMLockheed Martin | Crestview | FL | — | ◇ UNVERIFIED |
| LMLockheed Martin Aeronautical Systems | Marietta | GA | — | ◇ UNVERIFIED |
| LMLockheed Martin Aeronautics | Pinellas Park | FL | — | ◇ UNVERIFIED |
| LMLockheed Martin Aeronautics | Indio | CA | — | ◇ UNVERIFIED |
| LMLockheed Martin Aeronautics - Afp42 Site 2 | Palmdale | CA | — | ◇ UNVERIFIED |
| LMLockheed Martin Aeronautics - Buellton 153 | Buellton | CA | — | ◇ UNVERIFIED |
| LMLockheed Martin Aeronautics CO. | Clarksburg | WV | — | ◇ UNVERIFIED |
| LMLockheed Martin Aeronautics Company | Greenville | SC | — | ◇ UNVERIFIED |
| LMLockheed Martin Aeronautics Company | Palmdale | CA | — | ◇ UNVERIFIED |
| LMLockheed Martin Aeronautics Palmdale Site 7 | Palmdale | CA | — | ◇ UNVERIFIED |
| LMLockheed Martin Aeroparts INC | Johnstown | PA | — | ◇ UNVERIFIED |
| LMLockheed Martin Afs Iraq F-16 Cls | Greenville | SC | — | ◇ UNVERIFIED |
| LMLockheed Martin CORP | Burbank | CA | — | ◇ UNVERIFIED |
| LMLockheed Martin Corporation | Culpeper | VA | — | ◇ UNVERIFIED |
| LMLockheed Martin Corporation | Grove | OK | — | ◇ UNVERIFIED |
| LMLockheed Martin Corporation | Jupiter | FL | — | ◇ UNVERIFIED |
