Spectrum Reach has promoted Dan Callahan to senior vice president and chief revenue officer. He takes over for Jason Brown ...

NEW YORK —Charter’s Spectrum Reach advertising sales division has promoted Dan Callahan to senior vice president and chief ...

Charter Communications has promoted Dan Callahan to serve as the Senior Vice President and Chief Revenue Officer of its ...

Spectrum Reach today promoted Dan Callahan to senior vice president and chief revenue officer, succeeding Jason Brown who was ...

A plan to sell spectrum is generating warnings that the move may interfere with sensitive aviation instruments like radio ...