We are excited to be unifying our brands across all markets in 2019! Avenue mortgage has been renamed CIBM Mortgage and our b ... anking offices have been renamed CIBM Bank. We are the same company with the same great people! The main office of CIBM Mortgage is located at 1811 Centre Point Circle, Naperville, Illinois. CIBM Mortgage is a division of CIBM Bank, a wholly owned subsidiary of CIB Marine Bancshares, Inc. and serves clients in the Midwest. read more