» U Got A Deal
   Specializes in home and car audio, and DJ equipment.
   http://www.ugotadeal.com

» UK Surplus
   Sells end of line or clearance and new audio and video and computer products.
   http://uk-surplus.com

» Ultraviolet Lighting Products Canada
   Sells and manufactures custom UV lighting in the UV-A, UV-B and UV-C ranges for consumer, commercial, scientific and medical applications.
   http://www.uvlp.ca

» UndercutterR
   Sells iPod, PDA, PSP accessories, GPS and wireless devices.
   http://www.undercutter.com

» Underwood Distributing Company
   Offers office products such as calculators, organizers, projectors and electronics such as pocketmail composer.
   http://www.underwooddistributing.com