All I want to do is find rock bands fronted by lead singers,” says Peter Mensch, eyeballing Music Week so we know he’s serious. “They’re a dying breed.”

Mensch is in London for a playback of his Grammy-winning group Cage The Elephant’s fifth album Social Cues, which features Beck and was produced by Florence + The Machine and Portugal The Man collaborator John Hill.

The veteran manager and Q Prime co-founder has just stepped off a plane at Heathrow and ...