| Business | Phone |
| International Environmental 2231 S 48th St # 104, Tempe 85282 | (602) 241-6600 |
| Spray Systems Environmental 2202 W Medtronic Way # 108, Tempe 85281 | (480) 967-8300 |
| Southwest Hazard Control Inc 943 S 48th St # 110, Tempe 85281 | (480) 517-9040 |