and, in exchange, acquired a 99-year lease for the new terminal. Construction on the new terminal began in 2017 and opened in 2020. The terminal was developed through a partnership between Metrolinx and real estate firms Ivanhoé Cambridge and Hines. The architects for CIBC Square were WilkinsonEyre and Adamson Associates.

As part of the construction of the new terminal, the East Bay Teamway was closed temporarily. It gave direct access to GO trains on