Alain Sierro

Golay-Buchel Holding SA manufactures and distributes jewelry and luxury items. The company supplies pearls, diamonds, precious stones and precious metals to watch manufacturers and jewelry designers. Golay-Buchel was founded in 1887 and is headquartered in Lausanne 3 Cour, Switzerland.

Norinvest Holding SA engages in the acquisition, sale, administration, and control of participating interests and investments in all types of companies. It focuses on the operations in the banking and finance fields. The company was founded by Massimo Esposito on April 10, 1984 and is headquartered in Geneva, Switzerland.

Part of Taunus Capital Management AG, Banque Cramer & Cie SA is a Swiss company that provides investment advice. The company is based in Geneva, Switzerland. The company was founded in 2001. Erich Pfister has been the CEO of the company since 2022.

Part of Taunus Capital Management AG, LOUIS GOLAY International SA is a Swiss company that owns and operates jewelry stores. The company is based in Lonay, Switzerland. LOUIS GOLAY International was acquired by Norinvest Holding SA on August 30, 2013.