Cabot Corporation
KURARAY CO. LTD.
JACOBI CARBONS GROUP
Haycarb (Pvt) Ltd
Ingevity
Advanced Emissions Solutions Inc.
Fingerprint Cards AB
Albemarle Corporation
Carbon Activated Corporation
Carbotech
CPL Activated Carbons
Donau Carbon GmbH
Evoqua Water Technologies LLC
Kureha Corporation
Puragen Activated Carbons