Question: Dominique Loiseau, was a French and Swiss watchmaker who worked at the highest levels of complex horology from the mid 1970s onwards He was the creator of several notable timepieces, including the Blancpain, it is a subsidiary of which organization?
Sentence (from "Dominique Loiseau"): Loiseau announced in 2012 a collaboration with Swiss watch manufacturer Girard-Perregaux.
Relevant evidence: No