A great luthier - I am playing several of his instruments
http://www.renzosalvador.be/
I still enjoy all of their instruments: Frank-Peter and Markus Dietrich
http://www.gitarre-laute.de/
a great luthier and a reference: David van Edwards - don't miss this page and watch all the beautiful instruments
http://www.vanedwards.co.uk/
Philippe Mottet-Rio, who has built my swan neck baroque lute and my theorbe de pièces
http://www.anselmus.ch/fr/menu.htm