| Business | Phone |
| Allied Electronics 3505 Boca Chica Blvd 260, Brownsville 78521 | (956) 548-1129 |
| Consolidated Elec Distrib 4725 Towerwood Dr, Brownsville 78521 | (956) 838-2080 |
| Hi Tech Controls 3640 E 14th St E, Brownsville 78521 | (956) 554-9541 |
| Pesa Sales Co 700 E Levee St 201, Brownsville 78520 | (956) 546-1369 |