Si Aerospace INC. | Van Nuys | — | ● ACTIVE |
Sid E. Parker Boiler Mfg. Company, INC. | Los Angeles | — | ● ACTIVE |
Smi Ca, INC. | Santa Fe Springs | — | ● ACTIVE |
S.s.i. Salco Specialties INC | Azusa | — | ● ACTIVE |
Steel Exchange, INC. | San Pedro | — | ● ACTIVE |
| SLStrataer LLC | Torrance | — | ● ACTIVE |
| SSSuperior Storage Tanks & Trailers Corporation | La Mirada | — | ● ACTIVE |
Superior Thread Rolling Co, LLC | Arleta | — | ● ACTIVE |
Surface Engineering Technologies LLC | Torrance | — | ● ACTIVE |
Swan Fence Incorporated | Compton | — | ● ACTIVE |
| TOTactical Operations,inc. | Los Angeles | — | ● ACTIVE |
Techmar CORP | Northridge | — | ● ACTIVE |
Technifex INC | Santa Clarita | — | ● ACTIVE |
The Carpenter Group | Santa Fe Springs | — | ● ACTIVE |
The Ely Co., INC. | Torrance | — | ● ACTIVE |
Thermal Equipment Corporation | Compton | — | ● ACTIVE |
The Sliding Door CO | Chatsworth | — | ● ACTIVE |
Transdigm INC | Commerce | — | ● ACTIVE |
Trio Metal Stamping, INC | City of Industry | — | ● ACTIVE |
Troy Sheet Metal Works, INC. | Montebello | — | ● ACTIVE |
| TITrussworks International INC | Pomona | — | ● ACTIVE |
T & T Metals, INC | Covina | — | ● ACTIVE |
Unit Solutions, INC. | Culver City | — | ● ACTIVE |
Universal Awning & Shade, INC. | Reseda | — | ● ACTIVE |
Universal Marking INC. | Paramount | — | ● ACTIVE |
Veritas Aerospace LLC | Santa Clarita | — | ● ACTIVE |
Video Robotics, INC | Gardena | — | ● ACTIVE |
Vista Industries, INC. | Palmdale | — | ● ACTIVE |
V & M Group, INC. | Gardena | — | ● ACTIVE |
Willmore INC | Pasadena | — | ● ACTIVE |
Worksafe Technologies | Santa Clarita | — | ● ACTIVE |
Wpc Treatment Co., INC. | Torrance | — | ● ACTIVE |
| AFAllfast Fastening Sys | City of Industry | 100–499 | ◐ LIKELY ACTIVE |
| AMAvibank Mfg. INC Sps/pcc | North Hollywood | — | ◐ LIKELY ACTIVE |
| AIAvk Industrial Products | Valencia | 20–99 | ◐ LIKELY ACTIVE |
| RERedman Equipment & Manufacturing Company | Torrance | 20–99 | ◐ LIKELY ACTIVE |
| SGSchaffer Grinding CO | Montebello | 20–99 | ◐ LIKELY ACTIVE |
| SCSilvestri California | Los Angeles | 20–99 | ◐ LIKELY ACTIVE |
| AGAlcoa Global Fastening Systems C/o Howmet Fastening Systems | City of Industry | — | ◐ LIKELY ACTIVE |
| AAAstro Aluminum Treating CO. INC. | South Gate | 100–499 | ◐ LIKELY ACTIVE |
Dynaflex Products | Commerce | — | ◐ LIKELY ACTIVE |
| EIEme, INC | Compton | 100–499 | ◐ LIKELY ACTIVE |
George Industries INC | Los Angeles | — | ◐ LIKELY ACTIVE |
| GSGolden State Eng | Paramount | 100–499 | ◐ LIKELY ACTIVE |
| LILubeco INC | Long Beach | 20–99 | ◐ LIKELY ACTIVE |
| LQLusk Quality Machine Products | Palmdale | 20–99 | ◐ LIKELY ACTIVE |
Machining Solutions, INC. | Torrance | — | ◐ LIKELY ACTIVE |
| QCQuaker City Plating & Silversmith Limited | Whittier | — | ◐ LIKELY ACTIVE |
| SPSolar Precision Products, INC | Burbank | — | ◐ LIKELY ACTIVE |
| SPSonic Plating CO | Santa Fe Springs | 1–19 | ◐ LIKELY ACTIVE |