| Business | Phone |
| B G Industries 8550 Balboa Blvd # 214, Northridge 91325 | (818) 894-0744 |
| Jensen Industries Inc 9401 White Oak Ave, Northridge 91325 | (818) 727-9007 |
| Oxyair Engineering 18327 Napa St, Northridge 91325 | (818) 717-9031 |
| Photon Imaging Inc 19355 Business Center Dr # 8, Northridge 91324 | (818) 709-2468 |
| Prestige Medical 8600 Wilbur Ave, Northridge 91324 | (818) 993-3030 |
| Resonance Technology Co 18121 Parthenia St # A, Northridge 91325 | (818) 882-1997 |
| Sender-Care 16805 Klee St, Northridge 91343 | (818) 893-8731 |
| T S Medical Resource Systems 19431 Business Center Dr # 39, Northridge 91324 | (818) 701-9156 |
| Numotech Inc 9420 Reseda Blvd # 504, Northridge 91324 | (818) 772-1579 |