| Business | Phone |
| Esco 2 S Pointe Dr, Lake Forest 92630 | (949) 330-3500 |
| Microtek Sales Lake Forest 92630 | (949) 770-3059 |
| Scorpion Technologies Inc 26242 Dimension Dr # 120, Lake Forest 92630 | (949) 595-4080 |
| Sony Precision Technology 20381 Hermana Cir, Lake Forest 92630 | (949) 770-8400 |
| Esco Llc 2 S Pointe Dr, Lake Forest 92630 | (949) 330-3500 |