- Adiva Technology
- Agilent
- American Bright LED
- American Opto Plus
- Apac Opto Electronics
- AXT [American Xtal Technology, Inc.]
- AZ Displays
- Bivar
- BivarOpto a division of Bivar Inc.
- Brightech Optoelectronics Co. Ltd.
- Bright Research
- Bright View Electronics
- Chicago Miniature Lamp
- China Semiconductors
- Citizen Electronics
- Citizen Watch Co. [Japan]
- check Citizen America Corporation
- or Citizen Europe too! - Clairex Technologies, Inc
- CorkOpt
- now StockerYale (IRL) Ltd - Cotco
- Cree Inc.
- Citizen Watch Co.
- Dain Electronics Co.
- Data Display Products
- Dialight
- Elcos
- Emcore
- Epitex Incorporation
- ETR Electronics
- Everlight
- Excel-Display Corporation
- Excellence Optoelectronics Inc.
- FEMA Electronics
- Foryard Optoelectronics Co. Ltd.
- GELcore
- Gilway Technical Lamp
- Globe Technology (H.K.) Ltd.
- Golden Sing Industrial Company
- Hewlett Packard
- now Agilent - Harvatek Corporation
- Highlight Optoelectronics Inc.
- Honeywell
- I-Chiun Precision Industry
- Idea, Inc.
- J & K
- Jann Wa Electronics Co.
- Kingbright LED lamps & displays
- check Kingbright Corporation [USA]
- or Kingbright USA too! - Kouhi Technology (HK) Ltd.
- Kwality Group
- LC Leds
- LED Power Power Products
- LEDopto
- Ledtech Electronics Corp.
- check Ledtech Electronics Corp. [Taiwan] too! - Ledtronics
- Ledyoung Technology
- Light Emission Technologies
- Ligitek Electronics
- Lite-On
- check Lite-on Electronics Inc. Taiwan too! - Longshan Electronic Technology Developement Co. Ltd.
- Lumex
- LumiLeds Lighting
- Luxeon
- Marktech Optoelectronics
- MCD Electronics, Inc.
- Micro Electronics Corp.
- check Micro Electronics Corp. too! - MicroEmissive Displays LED based microdisplays
- MOKSAN ELECTRONIC Co. Ltd.
- Nova Crystals, Inc.
- Nichia [USA]
- Ningbo Brightech Optoelectronics Co. Ltd.
- Ningbo Foryard Optoelectronics Co. Ltd.
- OIC [Optronics International Corp.]
- Opto Diode Corp.
- Opto Speed
- Opto-Tech Corp.
- Optosupply Technologies Ltd.
- Optotek
- Optronics International Corp. [OIC]
- Osram Opto Semiconductors
- OXLEY
- check Oxley Components too! - P-Tec Corp.
- PARA LIGHT ELECTRONICS Co. Ltd.
- check Para Light [USA] too! - Paceleader Industrial. Co. Ltd.
- Philips Components
- POWER-LIGHT ELECTRONIC Co. Ltd.
- Purdy
- QT Optoelectronics
- acquired by Fairchild - ROHM
- check ROHM UK
- or ROHM Electronics Division US
- or ROHM [Japan] too! - Samsung Electro-Mechanics
- Shanghai Xingang Semiconductor Device Factory
- Sharp
- check Sharp Japan
- or Sharp Microelectronics America [SMA]
- or Sharp Electronics Europe too! - Shenzhen Guoyexing Optoelectronics Co. Ltd.
- Silonex Inc.
- Sloan Company Inc.
- Solico [Sorensen Lighted Controls]
- Stanley Electric Co. Ltd.
- check Stanley Electric, Sales of America , Inc.
- or Stanley Electric too! - Starled
- StockerYale (IRL) Ltd
- Sunbrite Group Lumex Inc.
- Super Bright Industrial Ltd.
- Taitron Components
- Taiwan Oasis Technology Co.
- Texas Optoelectronics Inc. [TOI]
- Tianjin Tianxing Electronic.
- TOI [Texas Optoelectronics Inc.]
- Toyolite Technologies Corp.
- Twin Hill Corp.
- Tyntek Corporation
- Union Optotronics Corp
- Unity Opto Technology
- Vishay Telefunken
- Visual Communications Company [VCC]
- Wei Din
- Wilbrecht Electronics, Inc.
- Wilycon Co, Ltd.
- Yiguang China Company
- Yiow Chie Industrial Co. Ltd.

 ) + ')
