Contact the senator or congressmen again. Email Montreal again in the Subject line write Urgent Technical problem with site or something like that. Start a new email, do not send the full email trains so it can get new eyes on it.
A writ will drag this out so much more and cost you 8K+ and Montreal will ask for it to be pushed back 2 times, then after you will be told your wait time is not very long. This has been Happening for quite a few years now.