| Business | Phone |
| Union Aircraft Co 906 N Lake St, Burbank 91502 | (818) 845-4861 |
| Air Parts Intl Sales Inc 2921 Thornton Ave, Burbank 91504 | (323) 849-2141 |
| Aviation Certified 1217 N San Fernando Blvd # 389, Burbank 91504 | (818) 565-0089 |
| Mach 1 Aviation Burbank 91504 | (818) 565-3399 |