| Business | Phone |
| Aard-Vark Audio Inc 225 S Dysart Ave, Springfield 65802 | (417) 866-4104 |
| Aardvark Audio 225 S Dysart Ave, Springfield 65802 | (417) 522-4104 |
| Avman Presentation Systems 500 W Battlefield St # C, Springfield 65807 | (417) 889-9300 |
| Fowler Inc Springfield 65804 | (417) 889-8811 |
| Schillers Southwest Audio 2510 S Sunset Ter, Springfield 65804 | (417) 890-0333 |