TN visa extension(Green card Filed)

I am currently working on TN visa on a contract with a Bank.
Now the same bank wants to hire me and they will be filing Green Card for me.
I understand that TN visa is non-immigramt intent visa.
Once they file my Green card, will i get TN extension?


Registered Users (C)
This has been covered too many times. Please look for curiousgeorge post which goes through TN to GC process in precise detail.