| MDMcdonnell Douglas Helicopter CO | Culver City | CA | — | ◇ UNVERIFIED |
| MMMcdonnell & Miller Itt | Chicago | IL | — | ◇ UNVERIFIED |
| MIMcnabb INC | Buena Vista | VA | — | ◇ UNVERIFIED |
| MIMeadoworks INC | Rupert | WV | — | ◇ UNVERIFIED |
| MLMeadoworks, L.l.c. | Rupert | WV | — | ◇ UNVERIFIED |
| MSMeasurement Specialties INC | Fremont | CA | — | ◇ UNVERIFIED |
 Measurement Technology Laboratories, LLC | Bloomington | MN | — | ◇ UNVERIFIED |
| MIMedrad INC Heilman Center | Pittsburgh | PA | — | ◇ UNVERIFIED |
| MCMegatech Corporation | Tewksbury | MA | — | ◇ UNVERIFIED |
| MDMeggitt (san Diego), INC. | San Diego | CA | — | ◇ UNVERIFIED |
| MLMerlin Labs INC. | North Kingstown | RI | — | ◇ UNVERIFIED |
| MMMetal Marine Pilot INC | Fircrest | WA | — | ◇ UNVERIFIED |
| MIMetapur, INC. | Mcclellan | CA | — | ◇ UNVERIFIED |
| MMeter | Cambridge | MA | — | ◇ UNVERIFIED |
| MLMetrioc LLC | Emigsville | PA | — | ◇ UNVERIFIED |
| MIMettler-toledo International | Tucson | AZ | — | ◇ UNVERIFIED |
| MCMichael Christopher Grimm | Aliso Viejo | CA | — | ◇ UNVERIFIED |
| MAMicro Analog INC | La Verne | CA | — | ◇ UNVERIFIED |
| MEMicrogrid Encorp, LLC | Fort Collins | CO | — | ◇ UNVERIFIED |
| MEMicrogrid Encorp, LLC | Fort Collins | CO | — | ◇ UNVERIFIED |
| MAMicromod Automation & Controls INC. | Rochester | NY | — | ◇ UNVERIFIED |
| MMicrostrain | Williston | VT | — | ◇ UNVERIFIED |
| MLMiljaco-weiss LLC | Mount Clemens | MI | — | ◇ UNVERIFIED |
| MWMiller & Weber INC | Ridgewood | NY | — | ◇ UNVERIFIED |
| MTMil-ram Technology INC | Fremont | CA | — | ◇ UNVERIFIED |
| MRMj Research, INC. | Waltham | MA | — | ◇ UNVERIFIED |
| MIMks Instruments INC | San Jose | CA | — | ◇ UNVERIFIED |
| MAMndot Aeronautics Jay Vor-dme | Lansing Township | MN | — | ◇ UNVERIFIED |
 Molecular Devices Dba Fortebio | Fremont | CA | — | ◇ UNVERIFIED |
| MIMoog Inc., Through Its Space and Defense Group | East Aurora | NY | — | ◇ UNVERIFIED |
| MSMotorfast Sport and Vintage Motorcycle Repair | San Mateo | CA | — | ◇ UNVERIFIED |
| NIN2 Imaging Systems LLC | Tustin | CA | — | ◇ UNVERIFIED |
| NCNanmac Corporation | Milford | MA | — | ◇ UNVERIFIED |
| NDNavcom Defense Electronics, INC | Corona | CA | — | ◇ UNVERIFIED |
| NINavico, INC. | San Diego | CA | — | ◇ UNVERIFIED |
| NINeuroindx INC | Torrance | CA | — | ◇ UNVERIFIED |
| NNNewport News Shipbuilding Light Manufacturing Advanced Technology (lmat) Campus | Hampton | VA | — | ◇ UNVERIFIED |
| NNightwing | Sterling | VA | — | ◇ UNVERIFIED |
| NANorCal Automation & Controls, LLC | Manteca | CA | — | ◇ UNVERIFIED |
| NPNorth Penn Area 5 (ou1) | Lansdale | PA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman | Goleta | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman | Topeka | KS | — | ◇ UNVERIFIED |
| NGNorthrop Grumman | Mesa | AZ | — | ◇ UNVERIFIED |
| NGNorthrop Grumman--epic One Aviation Way | Madison | AL | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Poly Scientific | Springfield | PA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems CORP | Hanover | MD | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems CORP | Woodland Hills | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems CORP. | El Segundo | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corpo | San Jose | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corporation | Waynesboro | VA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corporation | San Jose | CA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corporation- Troy Hill 2 (ste 2a) | Elkridge | MD | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corp-sperry Marine | Signal Hill | CA | — | ◇ UNVERIFIED |
| NGNorthrup Grumman Systems | Manhattan Beach | CA | — | ◇ UNVERIFIED |
| NINowak Industrial LLC | Buffalo | NY | — | ◇ UNVERIFIED |
| NTNuflo Technologies Sales CO | Lafayette | LA | — | ◇ UNVERIFIED |
| NTNuflo Technologies Sales CO | Shreveport | LA | — | ◇ UNVERIFIED |
| NRNumega Resonance Labs INC | San Diego | CA | — | ◇ UNVERIFIED |
| NNNVTS Night Vision Technology Solutions LLC. | Jamestown | RI | — | ◇ UNVERIFIED |
| OIOclaro, INC | Santa Rosa | CA | — | ◇ UNVERIFIED |
| OHOdom Hydrographic Sys INC | Baton Rouge | LA | — | ◇ UNVERIFIED |
| OEOmega Emgineering INC Dba Newport Electronics INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| OCOmohundro CO | Costa Mesa | CA | — | ◇ UNVERIFIED |
| OSOmron Sti | Fremont | CA | — | ◇ UNVERIFIED |
| OIOnicon Incorporated | Clearwater | FL | — | ◇ UNVERIFIED |
| OEOnsite Environmental | Redmond | WA | — | ◇ UNVERIFIED |
| OVOnyx Valve INC. Dba Armadillo Automation INC. | Cinnaminson | NJ | — | ◇ UNVERIFIED |
| OSOpto-Knowledge Systems, Inc. | Jacksonville | AR | — | ◇ UNVERIFIED |
| OAOrbital Atk INC. | Colorado Springs | CO | — | ◇ UNVERIFIED |
| OAOrbital Atk, INC. | Northridge | CA | — | ◇ UNVERIFIED |
 Ovc Engineered Solutions, LLC | Easton | MD | — | ◇ UNVERIFIED |
| PSPacific Scientific - Rose Lane | Carpinteria | CA | — | ◇ UNVERIFIED |
 Panelight Components Group, LLC | Santa Ana | CA | — | ◇ UNVERIFIED |
| PHParker Hannifin CORP Porter Instrument Div | Hatfield | PA | — | ◇ UNVERIFIED |
| PHPCI Holdings III, Inc. | Santa Rosa | CA | — | ◇ UNVERIFIED |
| PTPenemak Technologies LLC | Ontario | CA | — | ◇ UNVERIFIED |
| PCPenetradar Corporation | Niagara Falls | NY | — | ◇ UNVERIFIED |
| PCPennoyer-dodge CO | Glendale | CA | — | ◇ UNVERIFIED |
| PLPennyvision LLC Dba Pizza Hut | Santa Ana | CA | — | ◇ UNVERIFIED |
| PAPetroleum Analyzer CO LP | San Antonio | TX | — | ◇ UNVERIFIED |
| PTPhoseon Technology INC | Hillsboro | OR | — | ◇ UNVERIFIED |
| PVPivotal Vision LLC | Minneapolis | MN | — | ◇ UNVERIFIED |
| PEPmc Engineering, LLC | Danbury | CT | — | ◇ UNVERIFIED |
| PSPm Solutions Dba More Automotive | San Carlos | CA | — | ◇ UNVERIFIED |
| PCPrestige Clnr/bethlehem | Bethlehem | PA | — | ◇ UNVERIFIED |
| PSPrince Street Properties LLC | Tempe | AZ | — | ◇ UNVERIFIED |
| PSProcess Sensors | Milford | MA | — | ◇ UNVERIFIED |
| PWProposed Whse Ofc | Quakertown | PA | — | ◇ UNVERIFIED |
| PIPtc Instruments | Los Angeles | CA | — | ◇ UNVERIFIED |
| PEPurolator Efp, LLC. | Shelby | NC | — | ◇ UNVERIFIED |
| PLPyco, LLC | Fairfield | NJ | — | ◇ UNVERIFIED |
| QQQCC Quality Controls Corporation | Lynnwood | WA | — | ◇ UNVERIFIED |
| QPQuality Process Services, L.L.C. | Houma | LA | — | ◇ UNVERIFIED |
| QSQuanergy Systems INC | Sunnyvale | CA | — | ◇ UNVERIFIED |
| RRRapid Response Research Group, LLC | California | MD | — | ◇ UNVERIFIED |
| RIRay-tech Infrared CORP | Charlestown | NH | — | ◇ UNVERIFIED |
| RRaytheon | El Segundo | CA | — | ◇ UNVERIFIED |
| RBRaytheon-bldgs B-30/31/32 Remote Sensing | Goleta | CA | — | ◇ UNVERIFIED |
| RBRaytheon - Building B-8 | Goleta | CA | — | ◇ UNVERIFIED |
| RCRaytheon Company | Los Angeles | CA | — | ◇ UNVERIFIED |
