1. American Express Company
2. AsiaPay Limited
3. Bluefin Payment Systems LLC
4. Broadcom Inc.
5. Elavon Inc.
6. Entrust Corporation
7. Fiserv Inc.
8. FISGlobal
9. Futurex LP
10. Hewlett Packard Enterprise Company
11. HST Card Technology
12. International Business Machines Corporation
13. Lookout Inc.
14. Marqeta Inc.
15. Mastercard Inc.
16. MeaWallet AS
17. Micro Focus International PLC by Open Text Corporation
18. Microsoft Corporation
19. Oracle Corporation
20. PayPal Inc.
21. Shift4
22. Thales Group
23. TokenEx Inc.
24. VeriFone Inc.
25. Visa Inc.