05:24 PM EDT, 09/04/2025 (MT Newswires) -- CSG Systems International ( CSGS ) announced a multiyear contract extension and expansion with Charter Communications ( CHTR ) to continue supporting customer billing and payments.

The agreement runs through Sept. 30, 2031, CSG said Thursday in a statement.

As part of the expansion, Charter will use CSG's platform Ascendon, which integrates live TV with access to programmers' streaming applications, the companies said.

Financial details weren't disclosed.