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

Brand Vector Logos start with 'I' letter

Imobiliaria
International Music Academy
IFK Lidingö FK
IK Oddevold
Intelbras
ISAIA
Instituto Peruano de Publicidad
Inspired by Me Edutainment
IFK Mariehamn Maarianhamina
Into Kemi
Ilves-Kissat Tampere