1. Nestlé Research Center, Vers-Chez-Les-Blanc, 1000 Lausanne 26, Switzerland
2. Nestlé Corporate Quality Management, Avenue Nestlé 55, 1800 Vevey, Switzerland
3. Nestle Quality Assurance Centre, Menningerstrasse 1, 84570 Polling, Germany
4. Nestlé Product Technology Center Orbe, 1350 Orbe, Switzerland