- 3M
- Abrisa Technologies
- AccuCoat Inc.
- Align Optics
- Artemis Optical Ltd
- Berliner Glas Group
- Buhler AG
- Cilas
- Denton Vacuum
- Edmund Optics Inc.
- FLIR Systems Inc.
- Fosta-Tek Optics Inc.
- Inrad Optics
- Janos Tech
- Laser Components
- Laseroptik GmbH
- Naneo Precision IBS Coatings GmbH
- Newport Corporation
- Nippon Sheet Glass & Co. Ltd
- Northumbria Optical Coatings Ltd
- Ophir Optronics Solutions Ltd
- Optical Coatings Technologies
- Optics Balzers AG
- PPG Industries Inc.
- Qioptiq (Excelitas Technologies Corp.)
- Sigmakoki Co. Ltd
- Schott AG
- Viavi Solutions Inc.
- ZEISS International