1. Castles Technology Co. Ltd
2. Clover Network Inc.
3. ePaisa Services Private Limited
4. Equinox Payments LLC
5. Ezetap Mobile Solutions Private Limited
6. Fiserv Inc.
7. Focus POS Systems Inc.
8. Heartland Payroll Solutions Inc.
9. Ingenico Group S.A.
10. MobiSwipe Technologies Private Limited
11. NEC Corporation
12. NFC POS Terminal Company (MICC) Ltd
13. PAX Global Technology Limited
14. SZZT Electronics Shenzhen Co. Ltd.
15. VeriFone Inc.