| Business | Phone |
| City Electric Supply Co 1730 1st St E, Humble 77338 | (281) 446-9035 |
| Seal-Rite Plastics Corp 1820 Rotary Dr, Humble 77338 | (281) 548-7276 |
| Tpy Svc Inc 1410 Fm 1960 Bypass Rd E C, Humble 77338 | (281) 540-2007 |
| Signlights 19726 Powerscourt Dr, Humble 77346 | (281) 852-7450 |
| Simms Electrical Svc Humble 77396 | (281) 441-1714 |
| Tho Lighting 15108 Lee Rd, Humble 77396 | (281) 540-5928 |
| Total Protections Systems Inc 5940 N Sam Houston Pkwy E, Humble 77396 | (281) 548-1199 |
| Word Fire Equipment 104 S Eastern Ave, Humble 77338 | (281) 540-1213 |