Uswitch
undertow
what logo has blue square and yellow letter U inside
Unilever
xerox
Stumbleupon
sony
Blue Eye Technologies have a logo that is a blue eye.
A blue "U", or a blue "You"? A blue "U" with flowers is most likely UniLever
"Le Coq Sportif" has that logo. They make athletic shoes and clothing.
Penn
stumbleupon
The blue cloud logo belongs to Skype