| Business | Phone |
| Car Audio & Dj Super Store 16910 E 14th St, San Leandro 94578 | (510) 276-4200 |
| Dj-K Productions 14346 Juniper St, San Leandro 94579 | (510) 352-8020 |
| Ladda Sounds Mobile Dance San Leandro 94578 | (510) 481-8244 |
| S A Systems 900 Doolittle Dr, San Leandro 94577 | (510) 568-8235 |