| MDMcdonnell Douglas Tulsa | Tulsa | OK | — | ◇ UNVERIFIED |
| MIMedaflex Inc | Boynton Beach | FL | — | ◇ 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 |
| MAM&M AeroParts LLC | Burbank | CA | — | ◇ UNVERIFIED |
| MAMojave Air & Space Port | Mojave | CA | — | ◇ UNVERIFIED |
| MAMooney Airplane CO | Kerrville | TX | — | ◇ UNVERIFIED |
| MAMooney Aviation Company | Kerrville | TX | — | ◇ UNVERIFIED |
| MSMra Systems, Incorporated | Baltimore | MD | — | ◇ 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 |
 Nextant Aerospace LLC | Richmond Heights | OH | — | ◇ UNVERIFIED |
| NANextgen Aviation Services | Chino | CA | — | ◇ 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. | Mojave | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems CORP. | El Segundo | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corporation | Bethpage | NY | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corporation | Saint Augustine | FL | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corporation | Melbourne | FL | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corporation - Emerado | Emerado | ND | — | ◇ UNVERIFIED |
| NGNorthrup Grumman | Aurora | CO | — | ◇ 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 |
| OEOntic Engineering & Manufactur | North Hollywood | CA | — | ◇ UNVERIFIED |
| OOrizon | Chanute | KS | — | ◇ UNVERIFIED |
| OAOverhaul Accessory INC | Medley | FL | — | ◇ UNVERIFIED |
| PSPacific Scientific CO Htl/ki | Duarte | CA | — | ◇ UNVERIFIED |
| PHParker Hannifin CORP | Irvine | CA | — | ◇ 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 |
| P1Plant 1 | Fort Worth | TX | — | ◇ UNVERIFIED |
| P2Plant 2 | Clearfield | UT | — | ◇ UNVERIFIED |
| P5Plant 5a | Grand Prairie | TX | — | ◇ UNVERIFIED |
| PIPortland International Airport | Portland | OR | — | ◇ UNVERIFIED |
| PAPremier Aviation | Grand Prairie | TX | — | ◇ UNVERIFIED |
| QMQst Manufacturing LLC | Jacksonville | FL | — | ◇ UNVERIFIED |
| RIR.a.h. Industries INC | Valencia | CA | — | ◇ UNVERIFIED |
| RIRalc INC Dba Cnc Manufacturing | Temecula | CA | — | ◇ UNVERIFIED |
| RCRaytheon Company | Colorado Springs | CO | — | ◇ UNVERIFIED |
| RSRaytheon Systems INC Waco | Dallas | TX | — | ◇ UNVERIFIED |
| RDRed Door Aviation, LLC | Virginia Beach | VA | — | ◇ UNVERIFIED |
 Renmark-Pacific Corporation | Torrance | CA | — | ◇ UNVERIFIED |
| RPRenton Plant | Renton | WA | — | ◇ UNVERIFIED |
| RLRgcc, LLC | Olathe | KS | — | ◇ UNVERIFIED |
| RARiverview Aircraft | Fairmont | WV | — | ◇ UNVERIFIED |
| RIRohr Ind INC | Moreno Valley | CA | — | ◇ UNVERIFIED |
| RARoss Aviation - Long Beach | Long Beach | CA | — | ◇ UNVERIFIED |
| RSRotorcraft Services Group/rsg Products | Fort Worth | TX | — | ◇ UNVERIFIED |
| RSRotorcraft Support INC | Van Nuys | CA | — | ◇ UNVERIFIED |
| RDRoyalty Dream Investments LLC | Deland | FL | — | ◇ UNVERIFIED |
 Rti Remmele Engineering INC | New Brighton | MN | — | ◇ UNVERIFIED |
| SBSan Bernardino County Sheriff's Dept Emergency Operations Division | San Bernardino | CA | — | ◇ UNVERIFIED |
| SHSaurenman Holdings, LLC | La Verne | CA | — | ◇ UNVERIFIED |
 Scaled Composites | Mojave | CA | — | ◇ UNVERIFIED |
| Scaled Composites, LLC | Mojave | CA | — | ◇ UNVERIFIED |
| Scaled Composites, LLC | Mojave | CA | — | ◇ UNVERIFIED |
| SASchweizer Aircraft CORP | Horseheads | NY | — | ◇ UNVERIFIED |
| SCSecond Chance Air, LLC | Blackfoot | ID | — | ◇ UNVERIFIED |
| SSel-tech | Chico | CA | — | ◇ UNVERIFIED |
| SISetna IO | Chicago | IL | — | ◇ UNVERIFIED |
| SMShackelford Machine INC | Clearwater | KS | — | ◇ UNVERIFIED |
| SAShield Aviation, INC | San Diego | CA | — | ◇ UNVERIFIED |
| SCShur-lok CORP | Irvine | CA | — | ◇ UNVERIFIED |
| SMSiemens Medical Solutions USA INC | Mountain View | CA | — | ◇ UNVERIFIED |
| SNSierra Nevada Corporation | Englewood | CO | — | ◇ UNVERIFIED |
| STSierra Technical Service INC | Tehachapi | CA | — | ◇ UNVERIFIED |
 Signature Flight Support | Santa Clara | CA | — | ◇ UNVERIFIED |
| SASikorsky Aircraft Corporation | Troy | AL | — | ◇ UNVERIFIED |
| SASikorsky Aircraft Corporation | Jupiter | FL | — | ◇ UNVERIFIED |
| SASikorsky Aircraft Shelton Iii | Shelton | CT | — | ◇ UNVERIFIED |
