Thanks. We are bootstrapped and cash-flow positive. I guess the angel route makes sense. Regarding running the service in a private cloud, my only fear is that

Thanks. We are bootstrapped and cash-flow positive. I guess the angel route makes sense. Regarding running the service in a private cloud, my only fear is that it could turn out to be a can of worms i.e. a support nightmare. Are there any SaaS services that currently provide that sort of service?