In 1941 she was commissioned as a tender to HMCS Naden and re-named HMCS Griffon and then re-commissioned as an independent shore establishment in 1942.[6]
HMCS Griffon moved into its current location at 125 Algoma St North in Thunder Bay in 1944.
During the Second World War, HMCS Griffon recruited and trained over 2400 volunteers for the Royal Canadian Navy and became home to the commissioning crews for corvettes and minesweepers built in Thunder Bay.[7]
^Degagne, Chelsea; Beaulieu, Michel S.; Ratz, David (2009). "PRIMA IN LACUBUS: Over a Century of Naval Activity at the Lakehead". Thunder Bay Historical Museum Society Papers & Records. 37: 46–59.