I don't know why in the world they would be soliciting bands or musicians. It seems like they do rights management and data collection for big companies.
It also seems to me that reputable companies in the music biz are always willing and ready to display their client list, like this.
Red Light Management It was hard to find the name of any clients at all on that website.
Does Rich Harper Band have the possibility of a lot of uncollected royalties or something?