1. 3M Company
2. Acapela Group
3. Amazon Web Services Inc.
4. Apple Inc.
5. Baidu Inc.
6. Google LLC by Alphabet Inc.
7. Iflytek by Huawei Technologies Co. Ltd.
8. LumenVox GmbH
9. Meta Platforms Inc.
10. Microsoft Corporation
11. Nuance Communications Inc.
12. Quantiphi Inc.
13. Raytheon Technologies Corporation
14. Sensory Inc.
15. Siemens AG
16. Speechmatics by Cantab Research Limited