| CMClark Manufacturing INC. | Wellington | KS | — | ◇ UNVERIFIED |
| CMClearwater Manufacturing CO. | Oldsmar | FL | — | ◇ UNVERIFIED |
| CIClintco Industries INC Dba Custom Aircraft Parts | El Cajon | CA | — | ◇ UNVERIFIED |
| CWClipper Wind Power, INC. | Cedar Rapids | IA | — | ◇ UNVERIFIED |
| CBClovis Bms | Clovis | CA | — | ◇ UNVERIFIED |
| CVClow Valve Company | Corona | CA | — | ◇ UNVERIFIED |
| CICmb Industries | Fresno | CA | — | ◇ UNVERIFIED |
| CTCMJ Technologies, Inc. | Sun Valley | CA | — | ◇ UNVERIFIED |
| CMC & M Machining LLC | Webb City | MO | — | ◇ UNVERIFIED |
| CACnc Aztec | San Diego | CA | — | ◇ UNVERIFIED |
| CCobham | Davenport | IA | — | ◇ UNVERIFIED |
| CSCogswell & Spacely Land Co., LTD | Colorado Springs | CO | — | ◇ UNVERIFIED |
| CSCogswell & Spacely Land Co., LTD | Colorado Springs | CO | — | ◇ UNVERIFIED |
| CACollins Aerospace | Haltom City | TX | — | ◇ UNVERIFIED |
| CHColumbus Hydraulics | Columbus | NE | — | ◇ UNVERIFIED |
| CAComlux America LLC | Indianapolis | IN | — | ◇ UNVERIFIED |
| CDCommerce Drive Property Group, LLC | Montgomeryville | PA | — | ◇ UNVERIFIED |
| CACommercial Aircraft | Wichita | KS | — | ◇ UNVERIFIED |
| COComponent Operations Boeing Jacksonville | Jacksonville | FL | — | ◇ UNVERIFIED |
| CAComposite Aeronautic Specialists LLC | Medley | FL | — | ◇ UNVERIFIED |
| CCompositec | Mission Viejo | CA | — | ◇ UNVERIFIED |
| CEComposite Engineering INC | Mcclellan | CA | — | ◇ UNVERIFIED |
 Composites Horizons INC | Covina | CA | — | ◇ UNVERIFIED |
| CMCom-Tech Manufacturing Services, Inc. | Petersboro | UT | — | ◇ UNVERIFIED |
| CTConnecticut Tool & Manufacturing | Southington | CT | — | ◇ UNVERIFIED |
| CTConnecticut Tool & Mfg, Building 2 | Farmington | CT | — | ◇ UNVERIFIED |
| CAContinental Aerospace Technologies, LLC | Fairhope | AL | — | ◇ UNVERIFIED |
| CCControl Components INC | Rancho Santa Margari | CA | — | ◇ UNVERIFIED |
| CDControl Devices | Fenton | MO | — | ◇ UNVERIFIED |
| CLControlworx LLC | Gonzales | LA | — | ◇ UNVERIFIED |
| CLControlworx LLC | West Monroe | LA | — | ◇ UNVERIFIED |
| CECoordinated Equipment CO | Wilmington | CA | — | ◇ UNVERIFIED |
| CFCorcoran Fabrication & Design, Inc. | Bedford Park | IL | — | ◇ UNVERIFIED |
| CACornwell Aerospace Services, LLC | Saint Peters | MO | — | ◇ UNVERIFIED |
| CCCorrect Craft, INC. | Orlando | FL | — | ◇ UNVERIFIED |
| CLCortec LLC | Houma | LA | — | ◇ UNVERIFIED |
| CPCortec Properties LLC - Cortec Manifold Systems | Port Allen | LA | — | ◇ UNVERIFIED |
| CACox Airparts, LLC | Wichita | KS | — | ◇ UNVERIFIED |
| CVCrane Valve North America | Montgomery | TX | — | ◇ UNVERIFIED |
| CICritical Infrasctucture | Pleasanton | CA | — | ◇ UNVERIFIED |
| CVCrosby Valve & Gage CO | Wrentham | MA | — | ◇ UNVERIFIED |
| CECts Engines LLC | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| CCurtisswright | Farmingdale | NY | — | ◇ UNVERIFIED |
| CCCurtiss-wright Controls Integrated | City of Industry | CA | — | ◇ UNVERIFIED |
| CACustom Actuation & Machine Service, LLC | Baton Rouge | LA | — | ◇ UNVERIFIED |
| CACustom Aircraft Cabinets, INC. | North Little Rock | AR | — | ◇ UNVERIFIED |
| CECutting Edge Industries Incorporated | Franklin Park | IL | — | ◇ UNVERIFIED |
| CICWT Industries LLC | Peachtree Corners | GA | — | ◇ UNVERIFIED |
| DSDaa Seattle | Auburn | WA | — | ◇ UNVERIFIED |
| DADaher Aerospace | Stuart | FL | — | ◇ UNVERIFIED |
| DADallas Airmotive | Millville | NJ | — | ◇ UNVERIFIED |
| DADallas Airmotive Dallas Rtc | Dallas | TX | — | ◇ UNVERIFIED |
| DMDanville Metal Stamping CO | Danville | IL | — | ◇ UNVERIFIED |
| DFDassault Falcon Jet-teb | Little Ferry | NJ | — | ◇ UNVERIFIED |
| DTDatabee Technologies, LLC | Southwest Ranches | FL | — | ◇ UNVERIFIED |
| DADaves Airparts INC | Haines City | FL | — | ◇ UNVERIFIED |
| DADayton Air Control Products LLC | Dayton | OH | — | ◇ UNVERIFIED |
| DIDCM Inventory LLC | Vineyard | UT | — | ◇ UNVERIFIED |
| DLDeburr LLC | Seattle | WA | — | ◇ UNVERIFIED |
| DVDeer Valley LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| DIDelavan, INC. | West Des Moines | IA | — | ◇ UNVERIFIED |
| DFDelta Flight Products, LLC - Atl Operations | Atlanta | GA | — | ◇ UNVERIFIED |
| DIDelta Industries, INC. | East Granby | CT | — | ◇ UNVERIFIED |
| DIDelta-Ray Industries, Inc. | Litchfield | CT | — | ◇ UNVERIFIED |
| DDDemag Delaval Turbomachinery INC | Trenton | NJ | — | ◇ UNVERIFIED |
| DODepartment of Defense | Corpus Christi | TX | — | ◇ UNVERIFIED |
| DSDesign Shapes in Steel | South El Monte | CA | — | ◇ UNVERIFIED |
| DODesoto Overhaul Facility | Desoto | TX | — | ◇ UNVERIFIED |
| DNDezurik Newell | Arlington | WA | — | ◇ UNVERIFIED |
| DADixie Aerospace | Atlanta | GA | — | ◇ UNVERIFIED |
| DIDixie Iron Works LTD | Alice | TX | — | ◇ UNVERIFIED |
| DVDixon Valve & Coupler Company INC | Chestertown | MD | — | ◇ UNVERIFIED |
 D-j Engineering, INC. | Augusta | KS | — | ◇ UNVERIFIED |
| D-j Engineering INC - Bldg 4a (stormwater) | Augusta | KS | — | ◇ UNVERIFIED |
| D-j Engineering INC - Bldgs 5c & 5e (stormwater) | Augusta | KS | — | ◇ UNVERIFIED |
| D-j Engineering INC - East-1011 (stormwater) | Augusta | KS | — | ◇ UNVERIFIED |
| D-j Engineering INC - East-810 (stormwater) | Augusta | KS | — | ◇ UNVERIFIED |
| DVDk/amans Valve | Long Beach | CA | — | ◇ UNVERIFIED |
| DCDmc Carter Chambers | Baton Rouge | LA | — | ◇ UNVERIFIED |
| DIDmd Investments, INC. | Simonton | TX | — | ◇ UNVERIFIED |
| DMDowney Mfg INC | Downey | CA | — | ◇ UNVERIFIED |
| DFDresser Flow Control | Stafford | TX | — | ◇ UNVERIFIED |
| DFDresser Flow Control Masoneilan Operations | Avon | MA | — | ◇ UNVERIFIED |
| DDresser-rand | Wellsville | NY | — | ◇ UNVERIFIED |
| DADretloh Aircraft Supply | Anaheim | CA | — | ◇ UNVERIFIED |
| DVDSS Valves Properties, LLC | Niles | MI | — | ◇ UNVERIFIED |
| DADucommon Aerostructures, INC. | Gardena | CA | — | ◇ UNVERIFIED |
| DADucommun Aerostructures INC | Monrovia | CA | — | ◇ UNVERIFIED |
| DLDucommun La Barge Technologies | Carson | CA | — | ◇ UNVERIFIED |
| DIDukes INC | Northridge | CA | — | ◇ UNVERIFIED |
 Dynamo Aviation, Inc. | North Hills | CA | — | ◇ UNVERIFIED |
| DIDynatech International LLC | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| DTDzyne Technologies | Irvine | CA | — | ◇ UNVERIFIED |
| EWEAM Worldwide | Miami | FL | — | ◇ UNVERIFIED |
| EPEa Properties | Torrance | CA | — | ◇ UNVERIFIED |
 East Coast Repair & Fabrication LLC Div-3 | Portsmouth | VA | — | ◇ UNVERIFIED |
| EGEastern Gear Corporation | Palisades Park | NJ | — | ◇ UNVERIFIED |
| EWEast Wings International, INC. | Hollywood | FL | — | ◇ UNVERIFIED |
| EAEaton Aerospace | La Puente | CA | — | ◇ UNVERIFIED |
| EAEaton Aviation Corporation | Aurora | CO | — | ◇ UNVERIFIED |
