| Vintage King Audio (a multitude of various racks and custom enclosures) | All Pro Gear.com (Sheps racks) |
| Classic Electronics (various racks and custom service) | GC Pro (Guitar Center Pro Audio Devision)(Neve/Tele racks) |
| Audio World (various racks and custom service) | Coast Recording (Neve/Sheps racks) |
| Southern California Pro Audio (various racks and custom service) | Telefunken USA (Various Neve and Tele racks) |
| Sonic Circus (Neve and Telefunken racks) | Means of Production (Mike Meltzer) |
| Misty Hill Audio (Neve,Telefunken and Wonder Audio racks) | Vertigo (Charlie Bolas)(2 space 1073 rack) |
| Professional Audio Design (Neve and Focusrite racks and custom work) |