Years before achieving international fame (with Mumford & Sons and Bear’s Den, respectively), Ben Lovett and Kevin Jones had a vision.

“They wanted to start a club night at the Notting Hill Arts Club, but the only night that was free was Sunday,” Communion Music Group MD Jamie Emsell tells Music Week. “They thought that probably wasn’t a great night for live music, but it was all they could get – which is why we’re called Communion.”

Since that ...