Ashland, BASF, Clariant, Evonik, Lonza, Gattefossé, Lucas Meyer Cosmetics, Sederma, Seppic, Cp Kelco (Huber), Eastman Chemical, Emery Oleochemicals Group, Evonik, Givaudan, Lonza Group, Symrise, Sonneborn, Vantage Specialty Ingredients, United-Guardian