Leviton - Home Automation Systems                       
www.leviton.com                                                       

NuTone - Exhaust Fans, Attic Fans & Accessories    
www.nutone.com                                                                

BRK - Smoke Detectors                                                               
http://www.brkelectronics.com/                                                             

Lutron - Home Automation and Dimmers             
 www.lutron.com