The group that owns the luxury watch company Longines was founded in which year?
The Swatch Group The Swatch Group is a Swiss manufacturer of watches and jewelry. The company was founded in 1983 by Nicolas Hayek from the merger of Allgemeine Gesellschaft der Schweizerischen Uhrenindustrie (ASUAG) and Société Suisse pour l'Industrie Horlogère (SSIH).
Piper-Heidsieck PIPER-HEIDSIECK is a Champagne house from the Champagne region of France. Founded by Florens-Louis Heidsieck on July 16, 1785 in Reims, the Heidsieck name was combined with the Piper name in October 1839. In the late 1980s, PIPER-HEIDSIECK became part of the Rémy Cointreau wine and spirits group, and was sold in 2011 to EPI (Européenne de Participation Industrielle), a privately owned holding company of French luxury brands.