Note that Starling will prevent you opening a business account if you've held a personal account in the past and closed it. That was the position I found myself

Note that Starling will prevent you opening a business account if you've held a personal account in the past and closed it. That was the position I found myself in. For what it's worth, I've seen some suggestions regarding business account pricing on the Monzo Slack, and there are plans for separate tiers (including a free tier which lacks some of the more advanced accounting integrations).