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

Brand Vector Logos start with 'Y' letter

Yanbal
YAMAM
YUNUS ÇILOGLU KIZ TEKNIK VE MESLEK LISESI
Yorukoglu
Yetis Femelle
YU-Sport
Yirmi Dört TV - 24 TV
Yuplón
Yarismayla Yap
Yorkshire Water
Y&T