DIAMOND

Endo Lighting Corp. / Koizumi Lighting Technology Corp. / Electric Works Company , Panasonic Corporation

PLATINUM

Iwasaki Electric Co., Ltd. / USHIO LIGHTING, INC. / KKDC-Japan Co.,Ltd / DAIKO ELECTRIC CO.,LTD. / DN Lighting Co., Ltd. / Luci Co.,Ltd.

GOLD

STANLEY ELECTRIC CO., LTD / Neostruct Co., Ltd. / ModuleX Inc. / Lighting Sou Co., Ltd. / Lutron Electronics Co., Inc.

SILVER

ATEX Co., Ltd. / SD Lighting Co., Ltd. / Color Kinetics Japan Inc. / KOYA JAPAN Lighting Co., Ltd. / Toshiba Lighting & Technology Corp. / TOKI CORPORATION / tlight CO.,LTD / NAKA CORPORATION / HIKARI Corp. Ltd. / FEELUX JAPAN CO.,LTD. / Martin Professional Japan. Ltd. / Mitsubishi Electric Lighting Corporation / Morikawa Co., Ltd. / YAMAGIWA CORP. / Yamada Shomei Lighting Co., Ltd. / Light & Licht / LIXIL Corporation / I.C.Design Imc. / Louis Poulsen in Japan / Lumen Japan Inc.