• MKS Instruments Inc. (Electro Scientific Industries)
• Mitsubishi Heavy Industries Ltd.
• Lumentum Holdings Inc.
• IPG Photonics Corporation
• Georg Fischer Ltd.
• Coherent Inc.
• Oxford Lasers Ltd.
• Makino Milling Machine Co. Ltd.
• Han’s Laser Technology Industry Group Co. Ltd.
• Heraeus Holding GmbH