| Business | Phone |
| A & V Engineering 1155 W Mahalo Pl, Compton 90220 | (310) 325-6112 |
| Aa-Abbett Manufacturing Inc 3200 N Alameda St, Compton 90222 | (310) 223-0005 |
| Bailey Machine & Engineering 540 E Euclid Ave, Compton 90222 | (310) 635-9110 |
| Industrial Wear Svc Inc 1400 S Santa Fe Ave, Compton 90221 | (310) 639-7222 |
| Rsk Tool Inc 410 W Carob St, Compton 90220 | (310) 537-3302 |
| Panoramic Manufacturing Co Inc 1360 S Santa Fe Ave, Compton 90221 | (310) 631-0499 |
| Samco 1500 S Sportsman Dr, Compton 90221 | (310) 635-1255 |
| Sms 2100 E Rosecrans Ave, Compton 90221 | (310) 763-3744 |
| A & G Machine 215 E Greenleaf Blvd, Compton 90220 | (310) 637-9770 |
| Asa Enterprises 1924 E Gladwick St, Compton 90220 | (310) 632-3500 |
| Booker T Collier 15304 S Mckinley Ave, Compton 90220 | (310) 324-8846 |
| Mercury Precision 2228 E Gladwick St, Compton 90220 | (310) 632-9225 |
| Paragon Engineering 1170 W Mahalo Pl, Compton 90220 | (310) 638-5580 |
| Vermac 2204 E Gladwick St, Compton 90220 | (310) 639-6114 |