Searching for a word to sum up managing artists in 2020, Red Light Management’s UK MD James Sandom pauses for a moment. At the computer in his home office, with the wall behind him covered with racks of CDs, he shifts in his chair.

“It’s been complex…” he says. Of course, the word barely scratches the surface. But what Sandom says next reveals more of the reality of what he and Red Light – whose London operation is approaching its ...