Sinier de Ridder

Sinier de Ridder 1971- Daniel Sinier, Françoise de Ridder, France

“We are 2 persons, started our own workshop in 1971 to restore historical musical instruments in Paris, then after 1979 in Saint-Chartier.   The workshop is located in “centre France”…. We make certificates of authenticity for each of them” [Source: Françoise & Daniel Sinier de Ridder, email, 12/7/2008 ]