American Elements
Cree Inc.
Dongguan Sino NitrideSemiconductor Co. Ltd.
DOWA Electronics Materials Co. Ltd.
EpiGaN
Furukawa Co. Ltd.
IQE PLC
Infineon Technologies AG
Kyma Technologies Inc.
LumiGNtech Co. Ltd.
Mitsubishi Chemical Corporation
Nitride Semiconductors. Co. Ltd.
Powdec K.K.
Sciocs Co. Ltd.
Shanghai Famous Trade Co. Ltd.
Xiamen Powerway Advanced Material Co. Ltd.