Custom Creations carries hundreds of top brands.

They include:

Alpine
Titan Innovations
Soundgate
Audiocontro
Mantis
Katzkin
Scosche Kicker Car Audio
Sirius Satellite Radio
Kinetik Powercells
Bassworx enclosures
Hushmat sound dampening
Q-Logic Enclosures
Fortin bypass kits and more!