Most likely, any supposed major brand name that is registered with our service is not the actual brand themselves. In that case, it's just someone's nym. If in the future a brand would contact us and wish to procure their ID, then we'll cross that bridge when we come to it.
Discussion
I think TBH that all of these matters are "that's a dispute between you and them. Come back when the court rules in your favour." If you take things into your own hands, you could end up being sueable.