Over here you will find free vector brand logos in Illustrator, EPS, Corel Draw format..

Brand Vector Logos start with 'C' letter

Comadesma
Csen
Chili's Grill & Bar
Caed Camargo
Corvette C6
Crafted California
Cacau Show
Colombian Emeralds Certified
Carry Home Appliances
Colegio Mártir José Olaya
Capsugel