• Sonodyne Technologies Pvt. Ltd.
• QSC
LLC
• RCF S.p.A.
• Focusrite Plc (ADAM Audio GmbH)
• Alps Alpine Co. Ltd.
• Sennheiser Electronic GmbH & Co. KG
• Bose Corporation
• Harman International Industries Inc. (Samsung Electronics Co. Ltd.)
• Roland Corporation
• Yamaha Corporation (Menchey Music Service Inc.)