There are 2 competing Bids to build the Supply vessel for the Deep Panuke Project – Secunda is planing on converting a Russian hull currently in the bedford basin (the have done this in the past) Halifax Shipyards is bidding to build new.
See this Article

Before – Neftegaz-29, Now known as Intrepid Sea (from Shipspotting.com)

Hebron Sea – A converted Russian Hull

Also related, Dominion Diving Feels shut out of offshore work. From the Chronicle Herald