1. Accenture plc
2. ADP Inc.
3. Aon PLC
4. Atos SE
5. Capgemini SE
6. Capita plc
7. Ceridian HCM Inc.
8. CGI Group
Inc
9. Cognizant Technology Solutions Corporation
10. DXC Technology Company
11. ExlService Holdings Inc.
12. Firstsource Solutions Ltd.
13. Genpact Luxembourg S.a.r.l
14. HCL Technologies Limited
15. Hewlett Packard Enterprise Development LP
16. Infosys Limited
17. International Business Machines Corporation
18. Oracle Corporation
19. Serco Group plc
20. Sykes Enterprises Inc. by Sitel Group
21. Tata Consultancy Services Ltd
22. Teleperformance SE
23. WNS Limited
24. Xerox Corporation
25. ?Sungard AS