1. Amazon.com Inc.
2. Apple Inc.
3. Bertelsmann SE & Co. KGaA
4. Blue Rose Publishers
5. Book Rivers
6. China South Publishing & Media Group Co. Ltd.
7. Clever Fox Publishing
8. Emerald Publishing Limited
9. Globe Business Publishing Limited
10. Hachette Book Group
11. Idea and Design Works LLC
12. Ingenta
13. John Wiley & Sons Inc.
14. Macmillan Publishers International Limited
15. Mehta Publishing House
16. Morris Publishing
17. Penguin Random House India
18. PLANETA CORPORACION
S.R.L.
19. Routledge
20. Sage Group PLC
21. Scholastic Inc.
22. Springer-Verlag GmbH
23. Vervante