1. Acapela Group
2. Alphabet Inc.
3. Amazon Web Services Inc.
4. Baidu Inc.
5. CereProc Ltd
6. GL Communications Inc.
7. GoVivace Inc.
8. IBM Corporation
9. iFLYTEK Corporation
10. iSpeech Inc.
11. LumenVox LLC
12. Microsoft Corporation
13. Nexmo Inc.
14. NextUP Technologies
LLC.
15. Nuance Communications Inc.