Ilse Howling who grew the Freeview DTT platform from three million to 20 million homes is leaving Digital UK.
Also departing Digital UK is chief operating officer Alex Pumfrey.
Jonathan Thompson, Chief Executive of Digital UK, said: ‘I would like to express my huge appreciation of the contribution that Ilse and Alex have made to television and to the continuing evolution of Freeview as the UK’s most widely used service.”
Both will leave at the end of February.
