I went to SPVM and they redirected me to L1, since I live outside the Island.
I paid $50 and they send the fingerprints to RCMP. When it's finished, RCMP send them to CPC-Ottawa
L1 Fingerprinting ServicesS C Ltd
Address: 200 Boulevard René-Lévesque Ouest, Montréal, QC H2Z 1X4
Phone:(514) 285-2246