Martin Garrix is collaborating with lead singer of One Republic Just after the debut of his latest single 'There for You,' Martin Garrix is back in the studio working with lead singer of One Republic, Ryan Tedder. Related Posts: Martin Garrix, Maejor sign AREA21 to Disney’s Hollywood Records, reschedule album Aiobahn and Mick Mazoo cross ‘Never Go Back’ off STMPD RCRDS’ Tomorrowland ID list