I am personally not to happy about doing business with domain names that have Z and other 'name jokes' in them. Because in most situations it are users who wanted the 'proper' domain name and now benefit from typing errors and otherwise - while being a teenager who wants some extra income and happen to find out how to process layers in photoshop.

Yes, there is always a percentage that does amazing work If this site is in that last category, I wouldn't know, I have no experience with them. I personally think their sample logo work looks a bit 'simple', and a bit on amateur level, but that is just how I look at them