The article's specific about the companies, and names one of the individuals, but it is vague on if any real steps are being taken to put a stop to it:
[One of the involved companies] served as the gateway provider for 61 illegal suspected illegal calls coming into the U.S. from overseas since 2021, according to the Industry Traceback Group. In 2022, the Anti-Robocall Multistate Litigation Task Force issued an investigative demand to [the company] regarding suspected robocall traffic transmitting from its network. The same year, the Federal Trade Commission issued a cease-and-desist letter to [the company]’s previous business name, identifying numerous illegal calls.