Tredstone was the Black on Black CIA Ops team in the Bourne Films. Tredstone was the umbrella program for all the CIA Covert Black Ops programs. Jason Bourne was the First to enter this team as there number 1 hitman.
After Tredstone was closed down in the First Bourne film, It is reopened but under the name Blackbrier
Yes, It is going to be called The Bourne COnspiracy 2: Tredstone. It is in development as we speak.
The website.