| GAGeneral Atomics Asi | Adelanto | CA | — | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Gray Butte | Palmdale | CA | 500+ | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Poway - A17 | Poway | CA | 100–499 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Poway - A18 | Poway | CA | 100–499 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Poway - A21 | Poway | CA | 100–499 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Poway - A23 | Poway | CA | 500+ | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Poway - A27 | Poway | CA | 100–499 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Poway - A28 | Poway | CA | 20–99 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Poway - A31 | Poway | CA | 100–499 | ◐ LIKELY ACTIVE |
| GAGeneral Atomics - Rancho Bernardo - G75 | San Diego | CA | 100–499 | ◐ LIKELY ACTIVE |
| GDGeneral Dynamics Mission Systems, INC. | Marion | VA | — | ◐ LIKELY ACTIVE |
| GAGkn Aerospace | Garden Grove | CA | 500+ | ◐ LIKELY ACTIVE |
| GAGkn Aerospace Precision Machining INC | Wellington | KS | — | ▲ REPORTED CLOSED |
| GAGkn Aerospace Transparency Systems INC. | Garden Grove | CA | — | ◐ LIKELY ACTIVE |
| GWGkn Westland Aerospace | Tallassee | AL | — | ◐ LIKELY ACTIVE |
| GWGkn Westland Aerospace, INC. | Tallassee | AL | — | ◐ LIKELY ACTIVE |
| GLGlenn L Martin State Airport | Middle River | MD | — | ◐ LIKELY ACTIVE |
| GNGlobal Navigation Sciences, INC | Hayden | ID | — | ◐ LIKELY ACTIVE |
| GAGooch and Housego (g&h) | Moorpark | CA | 20–99 | ◐ LIKELY ACTIVE |
| GCGoodrich CORP | Santa Fe Springs | CA | — | ◐ LIKELY ACTIVE |
| GCGoodrich Corporation | Jamestown | ND | — | ◐ LIKELY ACTIVE |
| GCGoodrich Corporation | Spokane | WA | — | ◐ LIKELY ACTIVE |
| GCGoodrich Corporation | Troy | OH | — | ◐ LIKELY ACTIVE |
| GCGoodrich Corporation | Rome | NY | — | ◐ LIKELY ACTIVE |
| GAGrimes Aerospace Company | Urbana | OH | — | ◐ LIKELY ACTIVE |
| GAGulfstream Aerospace | Van Nuys | CA | — | ◐ LIKELY ACTIVE |
| GAGulfstream Aerospace CORP | Appleton | WI | 500+ | ◐ LIKELY ACTIVE |
| GAGulfstream Aerospace Corporation | Appleton | WI | — | ◐ LIKELY ACTIVE |
| GMGulfstream Mesa | Mesa | AZ | 100–499 | ◐ LIKELY ACTIVE |
| HSHamilton Sundstrand Corporation | Rockford | IL | — | ◐ LIKELY ACTIVE |
| HSHamilton Sundstrand Corporation | Windsor Locks | CT | — | ◐ LIKELY ACTIVE |
| HSHamilton Sundstrand Corporation | Rockford | IL | — | ◐ LIKELY ACTIVE |
| HSHamilton Sundstrand De Puerto Rico, INC. | Santa Isabel | PR | — | ◐ LIKELY ACTIVE |
| HAHammerhead Aviation LLC | El Cajon | CA | 20–99 | ◐ LIKELY ACTIVE |
| HEHarper Engineering Company | Renton | WA | 20–99 | ◐ LIKELY ACTIVE |
| HMHarris Manufacturing Solutions, LLC | Lewisville | TX | — | ◐ LIKELY ACTIVE |
Hartzell Propeller Composite Facility | Piqua | OH | 20–99 | ◐ LIKELY ACTIVE |
| HMHiguchi Manufacturing America | Elmendorf | TX | 20–99 | ◐ LIKELY ACTIVE |
| HMHirschler Manufacturing | Kirkland | WA | 20–99 | ◐ LIKELY ACTIVE |
| HAHonda Aircraft Company, LLC | Greensboro | NC | 500+ | ◐ LIKELY ACTIVE |
| HIHoneywell International Aftermarket Services-memphis | Memphis | TN | — | ◐ LIKELY ACTIVE |
| HIHoneywell International INC. | Rocky Mount | NC | — | ◐ LIKELY ACTIVE |
| HIHoneywell International INC. | Torrance | CA | — | ◐ LIKELY ACTIVE |
| HIHoneywell International INC. | Tulsa | OK | — | ◐ LIKELY ACTIVE |
| HIHoneywell International INC. | Redmond | WA | — | ◐ LIKELY ACTIVE |
| HTHr Textron INC | Valencia | CA | — | ◐ LIKELY ACTIVE |
| HIHumanetics Innovative Solutions, INC | Farmington Hills | MI | — | ◐ LIKELY ACTIVE |
| HAHydro-aire Aerospace CORP | Burbank | CA | — | ◐ LIKELY ACTIVE |
| IDIlc Dover, LP - Frederica | Frederica | DE | — | ◐ LIKELY ACTIVE |
International Cybernetics Company, LP | Largo | FL | — | ◐ LIKELY ACTIVE |