There is a few out there, but the ones that come to mind right away is Accuphase, Audio Aero and Consonance.. I know there's plenty more , just can't remember at this time. I have heard them , but never actually owned one yet.
I know the Wadia you have is a very good player..
Good luck,
Dave
I know the Wadia you have is a very good player..
Good luck,
Dave