| Business | Phone |
| Cooley Corporation 2710 N 1st Ave, Tucson 85719 | (520) 748-7007 |
| Contreras Lath & Plastering 6412 E Calle Mercurio, Tucson 85710 | (520) 471-1718 |
| Equipment Repair 3131 E Transcon Way, Tucson 85706 | (520) 294-3031 |
| Southwest Material Management 6465 N Sandario Rd # 4, Tucson 85743 | (520) 682-5022 |
| Silverside Equipment Inc 1810 W Price St, Tucson 85705 | (520) 407-1154 |
| National Optical Astronomy 1715 E 2nd St, Tucson 85719 | (520) 318-8245 |
| Koerner Racing Engines 3232 E Pennsylvania St, Tucson 85714 | (520) 294-5758 |