| Business | Phone |
| Cad Works 2210 Meyers Ave, Escondido 92029 | (760) 738-0300 |
| Circuit Logic Inc 309 Enterprise St # 2, Escondido 92029 | (760) 489-9388 |
| Cad Works 2210 Meyers Ave, Escondido 92029 | (951) 906-6630 |
| R B Design 621 S Andreasen Dr # F, Escondido 92029 | (760) 743-7459 |
| Us Circuit Inc 1526 Sterling Ct, Escondido 92029 | (760) 489-1413 |