LEDiL

APEM

Grayhill, Inc.

NKK Switches

Dialight

Opto Semiconductors

Lumileds

Marktech Optoelectronics

Stanley Electric

ON Semiconductor

Visual Communications Company, LLC

Inolux

QT Brightek

SunLED

Kingbright Electronic Co, Ltd

LITEON Technology

Lumex, Inc.

Broadcom Inc.

Seeed

Schurter

Bivar, Inc.

Panasonic

Luckylight Electronics

American Opto Plus

CML Innovative Technologies

CreeLED, Inc.

National Semiconductor

NTE Electronics

P-tec

ROBOTIS

Linear Technology

SAMSUNG

SparkFun Electronics

Everlight Electronics Co Ltd

Seeed Technology Co., Ltd

Analog Devices Inc

Adafruit Industries

Lumex Opto/Components Inc.

Illinois Tool Works