| CAContainer Alliance CO | Santa Barbara | 20–99 | ● ACTIVE |
Coredux USA LLC | San Diego | — | ● ACTIVE |
Coulter Forge, LLC | Emeryville | — | ● ACTIVE |
Cover Technologies INC | Gardena | 20–99 | ● ACTIVE |
| CCCrest Coating, INC | Anaheim | 100–499 | ● ACTIVE |
Crosno Construction, INC. | Arroyo Grande | 20–99 | ● ACTIVE |
Cryoworks, INC. | Jurupa Valley | — | ● ACTIVE |
C & S Aerospace, INC | Fullerton | — | ● ACTIVE |
Daniel Austin | Pomona | 1–19 | ● ACTIVE |
Dan R. Hunt, INC | Santa Ana | 20–99 | ● ACTIVE |
Darko Precision, INC | Santa Clara | — | ● ACTIVE |
Deking Precision, INC. | Chatsworth | — | ● ACTIVE |
| DADel Aerospace INC | Goleta | — | ● ACTIVE |
Diamond Steel CO | Yuba City | — | ● ACTIVE |
Diamond Truck Body Manufacturing, INC. | Stockton | — | ● ACTIVE |
Dinucci Corporation | Concord | 1–19 | ● ACTIVE |
Dix Metals, INC. | Huntington Beach | — | ● ACTIVE |
Dp Machining, INC. | La Verne | 1–19 | ● ACTIVE |
Duncan Bolt CO. | Santa Fe Springs | — | ● ACTIVE |
| DIDuncan Industries, INC | Santa Fe Springs | — | ● ACTIVE |
Dupree, INC | Chino | — | ● ACTIVE |
Dynamic Fabrication INC | Brea | — | ● ACTIVE |
E2e, Mfg LLC | Fremont | — | ● ACTIVE |
Eagle Valley Industries, LLC | Penn Valley | 1–19 | ● ACTIVE |
Earthquake Protection Systems | Vallejo | — | ● ACTIVE |
| EAEaton Aerospace LLC | Los Angeles | 100–499 | ● ACTIVE |
Edward G. Stiglic | San Marcos | 20–99 | ● ACTIVE |
Eksakt Works INC. | Monrovia | — | ● ACTIVE |
| EIElectrolurgy, INC. | Irvine | — | ● ACTIVE |
Electro Metal Finishing CORP. | Anaheim | — | ● ACTIVE |
Elite Engineering and Manufacturing, LLC | Santa Clara | 20–99 | ● ACTIVE |
Elite Machining & Engineering Services LLC | Yorba Linda | — | ● ACTIVE |
| EMEngineered Machining Solutions, LLC | Orange | — | ● ACTIVE |
Engineering Design Industries, INC. | S El Monte | — | ● ACTIVE |
| ECEnvironmental Compliance Products, INC. | Huntington Beach | 1–19 | ● ACTIVE |
| EIEpz INC | Santa Clara | 1–19 | ● ACTIVE |
Euro Precision, INC. | Anaheim | — | ● ACTIVE |
Falcon Aerospace, INC. | Fountain Valley | — | ● ACTIVE |
Farrar Aerospace, LLC | Ontario | — | ● ACTIVE |
Fastener Innovation Technology, INC. | Compton | — | ● ACTIVE |
Fireblast Global, INC. | Murrieta | — | ● ACTIVE |
Fluid Tech Hydraulics, INC. | Sacramento | 20–99 | ● ACTIVE |
Foamlinx LLC | Sunnyvale | — | ● ACTIVE |
| FAFrazier Aviation INC | San Fernando | — | ● ACTIVE |
Fred Matter, INC | Livermore | — | ● ACTIVE |
Gasket Manufacturing Engineering INC | Santa Fe Springs | — | ● ACTIVE |
| GMGayle Manufacturing CO INC | Sacramento | 1–19 | ● ACTIVE |
Gearles Designs & Manufacturing | Costa Mesa | 1–19 | ● ACTIVE |
Gerlinger Foundry and Machine Works, INC. | Redding | 100–499 | ● ACTIVE |
Gizmo Art Production, INC | San Francisco | — | ● ACTIVE |