1. Abbott Laboratories
2. Biotronik AG
3. Boston Scientific Corporation
4. EBR Systems Inc.
5. General Electric Company
6. Japan Lifeline Co. Ltd.
7. Koninklijke Philips N.V.
8. Livanova PLC
9. MEDICO S.R.L.
10. Medtronic PLC
11. Merit Medical Systems Inc.
12. Microport Scientific Corporation
13. Osypka Medical GmbH
14. Siemens AG
15. St. Jude Medical
LLC