Since 1938 - Johnson & Johnson
Since 1953 - Colgate Palmolive
Since 1963 - Mars Inc (Uncle Ben's)
Since 1987 - Friesland Foods (Nounou)
Since 1994 - Olympia Xenia Agroindustrial
Since 2004 - Sanita
Since 2007 - Chicco
Since 2008 - Erre Due