Warrior, World Class Willow, BTC, BT Blades, Wombat, Morton & Carson to add to that list too.
It also depends on what you term batmaker, but that's another debate!
I think the main point is that all these brands offer a good product. Some will do more of the process than others due to equipment, experience etc.
In terms of performance. I tried quite a few when I was shaping from part mades and all were very good, some more consistent than others. Although I won't rank these on here, as never had a proper dud from any supplier in the UK.