| Manufacturer | Sales Support | Technical Support | Web or Email Assistance |
| Absen | 407-203-8871 | 866-872-2736 | https://www.usabsen.com/contact/ |
| AtlasIED | 800-876-3333 x1 | 800-876-3333 x2 | https://www.atlasied.com/support |
| Clockaudio | 888-424-9797 | 888-424-9797 | info@clockaudio.com |
| DAS Audio | 305-436-0521 | 305-436-0521 | https://www.dasaudio.com/en/support/ |
| Draper | 800-238-7999 #3
| 800-238-7999 #4
| cphelps@draperinc.com |
| Lectrosonics | 800-821-1121
| 800-821-1121
| sales@lectrosonics.com |
| RCI Custom | 301-620-9130 | 301-620-9130 x230/x205 | https://www.rcicustom.com/contact/ |
| Televic | 240-835-4858 | 240-835-4858 | https://www.televic-conference.com/en/support-home |
| Vivitek/ Delta | 855-885-2378 x1 | 855-885-2378 x2 | https://www.vivitekusa.com/support-tickets/ |
