ARKEMA

BASF SE

DFE Pharma

Evonik

Givaudan

IFF: International Flavors & Fragrances Inc.

ITELYUM

Imerys

Jiangsu Qingquan Chemical Co. , Ltd.

LUBRIZOL

NETWORK NUTRITION

Nouryon^™

OQ CHEMICALS GMBH

Peter Greven

THE DANKNER GROUP

Wacker