| Business | Phone |
| Advanced Stretchforming Inc 18620 S Broadway St, Gardena 90248 | (310) 538-3857 |
| Ducommun Aero Structures 268 E Gardena Blvd, Gardena 90248 | (310) 380-5390 |
| Hi Temp Forming Co 1517 W 139th St, Gardena 90249 | (310) 323-2132 |
| Moody Machine Co 1663 W 134th St, Gardena 90249 | (323) 321-4640 |
| Southwestern Precision Co 1916 W 144th St, Gardena 90249 | (310) 324-3513 |
| Metric Precision 350 W Compton Blvd, Gardena 90248 | (310) 515-2584 |