- Coherent Inc.
- Cutting Edge Optronics Inc.
- IPG Photonics Corporation
- OSRAM Opto Semiconductors Inc.
- TRUMPF Inc.
- Sharp Corporation
- Sumitomo Corporation
- SPI Lasers Limited
- Frankfurt Laser Company
- OSI Laser Diode Inc.
- Hamamatsu Photonics K.K.
- Jenoptik AG
- Nichia Corporation
- ROHM Semiconductor U.S.A. LLC