Vitra.
- Actavis, Reykjavic
- Altana Pharma AG, Hamburg
- Altana Pharma AG, Konstanz
- Du Pont de Nemours Italianna s.r.l, Milan
- Institut Straumann AG, Basel
- Komtur Pharmaceuticals, Freiburg
- Novartis, Basel
- Novartis, Basel
- Omega Pharma NV, Nazareth
- Roche Lda., Amadora
