When looking for a contactor that can handle a high end bathroom renovation it's important to do your homework and make sure you have someone that understands every aspect of a reno, all the way through to completion. If you're not careful you can get overcharged, have unreliable timelines, and even the possibility of less than professional work.
Doing your homework to make sure that you have someone you can trust should be the first step before you even decide to pursue a contractor, as it will be well worth it in the long run.