| Business | Phone |
| Automated Control Systems Inc 10817 Notus Ln, El Paso 79935 | (915) 595-2329 |
| Construction Technologies 11656 Socorro Rd, El Paso 79927 | (915) 851-1602 |
| Dawson & Assoc 1420 Geronimo Dr, El Paso 79925 | (915) 779-2998 |
| Honeywell 3509 Durazno Ave, El Paso 79905 | (915) 544-6634 |
| Johnson Controls Inc 1320 Goodyear Dr, El Paso 79936 | (915) 626-2500 |
| White Rogers Div 1401 Pullman Dr, El Paso 79936 | (915) 857-4100 |
| Tandex Technical Svc El Paso 79912 | (915) 581-8931 |
| Southwest Frontier Distr 1370 Pullman Dr # D, El Paso 79936 | (915) 775-4600 |
| P C Auto Control 5604 Will Ruth Ave # C, El Paso 79924 | (915) 751-0313 |