| Business | Phone |
| Delta Media Intl 9060 Rancho Park Ct, Rancho Cucamonga 91730 | (909) 930-2144 |
| Pacific Multimedia Inc 9567 Arrow Rte, Rancho Cucamonga 91730 | (909) 987-4501 |
| Sound Advice 9330 7th St # F, Rancho Cucamonga 91730 | (909) 987-6930 |
| Wall Recording Studio 9223 Archibald Ave, Rancho Cucamonga 91730 | (909) 987-5477 |
| Winetree Recording Studio 7459 Royal Vis, Rancho Cucamonga 91730 | (909) 980-4242 |