Would it be worth it to add an options clause to the contract for 10 or 20 more and then offer them to other government departments, provinces, and territories? Then advertise it to those doing research and other government business in the north.
Tell them "We are buying a large fleet (for this type of vehicle) if you want one or two, we will have it built and sell it to you for cost. The economies of scale should make it cheaper than buying it yourself. Fair warning, you have a couple of years to put it in your business plan and scare up the money if you want in."
If people want in, we can order them. If not, we forget about it.