Alaska Resources:
Honorable mention to Alaska Display (website) for being the only store fixture dealer (with a website) in Alaska!!! Thank you Alaska Display, for fixturing 663,000 square miles of America!
They don't advertise used gondola on their site, but maybe they get deals or information.
Consider the many Canadian dealers, eh?
While Juneau is far closer to major metropolitan cities than Anchorage or Fairbanks, the shipping cost difference might be disproportional to distance.
Shipping distance will be great, either way, plus whatever tariffs are applicable.
You aren't too far from the north pole, so maybe you can ask Santa for shelving.
Seriously, it could go very bad if no one has closed recently...