William Horn, since completing his own musical studies in organ and harpsichord, has devoted himself to harpsichord building under the guidance of Grant O’ Brien (Russell Collection, Edinburgh).

As a performer, he has played concerts in Europe and in Asia, with broadcast and CD recordings (Ensemble Florilegium, Wien Barock, P&B Dusi).

Since 1988 he has been working mainly as a harpsichord maker in his workshop in Brescia. 2013 he moved to Germany, near Bamberg.

His instruments are currently in Italy, Austria, Switzerland, Germany and Spain, belonging to musical institutions and academies of music, concert artists, and teachers at conservatories and academies.

These instruments have been used for concerts and recordings by G. Leonhardt, B. van Asperen, K. Gilbert, A. Marcon, L. F. Tagliavini, J.L. Gonzales Uriol, A. Staier, W. Christie, J. Savall, J. F. Malgoire, F. Bruggen, at the Teatro Comunale in Florence, La Scala in Milan, La Fenice in Venice, the Konzerthaus in Vienna and the Festival Styryarte in Graz (Austria).