| MIMalabar International | Simi Valley | CA | — | ◇ UNVERIFIED |
| MAMartin Aviation Burbank, LTD. | Burbank | CA | — | ◇ UNVERIFIED |
| MAMaryland Air National Guard | Baltimore | MD | — | ◇ UNVERIFIED |
| MAMassey Aircraft Service | Shafter | CA | — | ◇ UNVERIFIED |
| MMMatthews Marine Systems INC | Portland | OR | — | ◇ UNVERIFIED |
| MAMaule Air INC | Moultrie | GA | — | ◇ UNVERIFIED |
| MDMcdonnell Douglas Aerospace - a Subsidiary of Boeing | Huntington Beach | CA | — | ◇ UNVERIFIED |
| MDMcdonnell Douglas CORP | Hazelwood | MO | — | ◇ UNVERIFIED |
| MDMcdonnell Douglas Tulsa | Tulsa | OK | — | ◇ UNVERIFIED |
| MIMedaflex Inc | Boynton Beach | FL | — | ◇ UNVERIFIED |
| MCMegasonics Corporation | Portland | OR | — | ◇ UNVERIFIED |
| MOMeggit Orange County INC | Irvine | CA | — | ◇ UNVERIFIED |
| MHMeggitt (north Hollywood) INC | North Hollywood | CA | — | ◇ UNVERIFIED |
| MAMele Associates INC | Dover Town | NJ | — | ◇ UNVERIFIED |
| MLMemoir Lifestyle Products INC. | Culver City | CA | — | ◇ UNVERIFIED |
| MMMenasco Manufacturing Company | Burbank | CA | — | ◇ UNVERIFIED |
| MMMenasco Mfg CO Ca Division | Burbank | CA | — | ◇ UNVERIFIED |
| MMMenasco Mfg CO (eis Use) | Burbank | CA | — | ◇ UNVERIFIED |
| MRMhi Rj Aviation INC. | Tucson | AZ | — | ◇ UNVERIFIED |
| MDMi Drilling Fluids CO Aviation Dept | Houma | LA | — | ◇ UNVERIFIED |
| MAMikuni American CORP | Torrance | CA | — | ◇ UNVERIFIED |
| MAMillennium Automation | Fremont | CA | — | ◇ UNVERIFIED |
| MMMiller Machine Works LLC Dba Miller Cnc | Chula Vista | CA | — | ◇ UNVERIFIED |
| MTMirion Technologies (canberra) INC | Meriden | CT | — | ◇ UNVERIFIED |
| MAM&M AeroParts LLC | Burbank | CA | — | ◇ UNVERIFIED |
| MAMojave Air & Space Port | Mojave | CA | — | ◇ UNVERIFIED |
| MIMomentus INC | San Jose | CA | — | ◇ UNVERIFIED |
| MIMomentus, INC. | Santa Clara | CA | — | ◇ UNVERIFIED |
| MAMooney Airplane CO | Kerrville | TX | — | ◇ UNVERIFIED |
| MAMooney Aviation Company | Kerrville | TX | — | ◇ UNVERIFIED |
| MBMoore Business Forms & Systems | Temecula | CA | — | ◇ UNVERIFIED |
| MSMorristown Star Struck, LLC | Bethel | CT | — | ◇ UNVERIFIED |
| MSMra Systems, Incorporated | Baltimore | MD | — | ◇ UNVERIFIED |
| MCMsp CORP | Shoreview | MN | — | ◇ UNVERIFIED |
| MTMullen Testers INC | Chicopee | MA | — | ◇ UNVERIFIED |
| MSM.W. Sausse' & Co. Inc. | Petaluma | CA | — | ◇ UNVERIFIED |
| MRMy Resident Bill | Wheat Ridge | CO | — | ◇ UNVERIFIED |
| NSNasa Science and Integration Facility | Palmdale | CA | — | ◇ UNVERIFIED |
| NKNas Keywest Fleet Readiness Center Se | Key West | FL | — | ◇ UNVERIFIED |
| NANational Air College International | San Diego | CA | — | ◇ UNVERIFIED |
| NHNational Helicopter CORP | Farmingdale | NY | — | ◇ UNVERIFIED |
| NTNational Techinical Systems (nts) | Camden | AR | — | ◇ UNVERIFIED |
 Ndt Solutions LLC | New Richmond | WI | — | ◇ UNVERIFIED |
| NCNecromancy CORP | San Juan | PR | — | ◇ UNVERIFIED |
| NCNecromancy CORP | San Juan | PR | — | ◇ UNVERIFIED |
 Nextant Aerospace LLC | Richmond Heights | OH | — | ◇ UNVERIFIED |
| NANextgen Aviation Services | Chino | CA | — | ◇ UNVERIFIED |
| NWNext Wave Energy Monitoring Inc. | Carlsbad | CA | — | ◇ UNVERIFIED |
| NCNGB Corporation | Amherst | NY | — | ◇ UNVERIFIED |
| NPNie Planes, LLC | Boise | ID | — | ◇ UNVERIFIED |
| NRNordam Repair, Victorville | Victorville | CA | — | ◇ UNVERIFIED |
| NBNorth Boeing Field Georgetown Steamplant | Seattle | WA | — | ◇ UNVERIFIED |
| NMNorthern Maine Aviation, LLC | Lincoln | ME | — | ◇ UNVERIFIED |
| NCNorthrop CORP. | Hawthorne | CA | — | ◇ UNVERIFIED |
| NCNorthrop Corporation | Pico Rivera | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman | Azusa | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman | Clearfield | UT | — | ◇ UNVERIFIED |
| NGNorthrop Grumman CORP | Hawthorne | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman CORP | Lake Charles | LA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman CORP Aircraf | Compton | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman CORP Aircraft Integration Center | Palmdale | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Mojave Hanger 71 | Mojave | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Newbury Park | Newbury Park | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Site 7 | Palmdale | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems | Manhattan Beach | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems CORP | Woodland Hills | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems CORP | Bethpage | NY | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems CORP. | El Segundo | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems CORP. | Mojave | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corporation | Melbourne | FL | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corporation | Bethpage | NY | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corporation | Saint Augustine | FL | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corporation - Emerado | Emerado | ND | — | ◇ UNVERIFIED |
| NGNorthrup Grumman | Aurora | CO | — | ◇ UNVERIFIED |
| NENowlin Enterprises Inc | Columbus | OH | — | ◇ UNVERIFIED |
 Numerically Automated Cutting Systems INC | Elko | MN | — | ◇ UNVERIFIED |
 Nwi Nashville | Nashville | TN | — | ◇ UNVERIFIED |
| NDNys Dmna - Fms #11 | Rochester | NY | — | ◇ UNVERIFIED |
| OAOea Areospace INC | Fairfield | CA | — | ◇ UNVERIFIED |
| OAOmega Aircraft Articles LLC | Elkhorn | WI | — | ◇ UNVERIFIED |
| OEOmega Emgineering INC Dba Newport Electronics INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| OEOntic Engineering & Manufactur | North Hollywood | CA | — | ◇ UNVERIFIED |
| OTOrion Test Systems INC | Auburn Hills | MI | — | ◇ UNVERIFIED |
| OOrizon | Chanute | KS | — | ◇ UNVERIFIED |
| OEOsprey Evaporation Technologies | North Kansas City | MO | — | ◇ UNVERIFIED |
| OAOverhaul Accessory INC | Medley | FL | — | ◇ UNVERIFIED |
| PSPacific Scientific CO Htl/ki | Duarte | CA | — | ◇ UNVERIFIED |
| PHParker Hannifin CORP | Irvine | CA | — | ◇ UNVERIFIED |
| PNParker Ndt, LLC | Clearwater | FL | — | ◇ UNVERIFIED |
| PMPas Mro, INC. | Irvine | CA | — | ◇ UNVERIFIED |
| PPemco | Dothan | AL | — | ◇ UNVERIFIED |
| PWPemco World Air Services | Tampa | FL | — | ◇ UNVERIFIED |
| PVPhenix Ventures LLC | Marriott-Slaterville | UT | — | ◇ UNVERIFIED |
| PAPhi Aviation LLC - Phi Lafayette Complex | Lafayette | LA | — | ◇ UNVERIFIED |
| PAPhoenix-goodyear Airport | Goodyear | AZ | — | ◇ UNVERIFIED |
| PAPilkington Aerospace INC | Garden Grove | CA | — | ◇ UNVERIFIED |
| PPPi Physik Instrumente | Hopkinton | MA | — | ◇ UNVERIFIED |
| PBPitney Bowes, INC. | Commerce | CA | — | ◇ UNVERIFIED |
| P1Plant 1 | Fort Worth | TX | — | ◇ UNVERIFIED |
| P2Plant 2 | Clearfield | UT | — | ◇ UNVERIFIED |
