- Akott
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- Brenntag
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- Clariant
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- Evonik
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- Gattefossé
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- Jungbunzlauer
- Kao
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- Lipoid
- LipoTrue
- Lubrizol
- Merck
- Mibelle Biochemistry
- Natural Plant Products Inc.
- Premium Organic
- Provital
- Roelmi HPC
- Safic Alcan
- Schülke & Mayr
- Sederma
- Seppic
- Silab
- Solvay
- Stepan
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- Symrise
- Vytrus
- Zschimmer & Schwarz
