T-Mobile US & Tata Communications

T-Mobile US: T-Mobile US currently has a direct-to-cell connectivity partnership with SpaceX, but the new SpaceX — Starlink mobile service will put T-Mobile US in direct competition with SpaceX, potentially affecting their existing collaboration and market position.

Tata Communications: Tata Communications is one of the major US mobile network operators that will face direct competition from SpaceX's new SpaceX — Starlink mobile service, potentially impacting its market share and revenue.

T-Mobile US: T-Mobile US is mentioned as a competitor to Tata Communications, having recently announced its own CEO replacement and showing robust subscriber growth.

Tata Communications: Tata Communications appointed Dan Schulman as its new CEO, replacing Hans Vestberg. The company's stock initially fell but the change is aimed at reversing slowing growth and improving market share.