| | | | | | | | | |
| Subsidiary | | Jurisdiction of Incorporation / Formation |
| 1. | BondDesk Group LLC | | Delaware |
| 2. | Dealerweb LLC (f/k/a Dealerweb Inc.) | | Delaware |
| 3. | DW SEF LLC | | Delaware |
| 4. | ICD Intermediate Holdco 1, LLC | | Delaware |
| 5. | ICD Intermediate Holdco 2, LLC | | Delaware |
| 6. | Institutional Cash Distributors Limited | | England and Wales |
| 7. | Institutional Cash Distributors LLC | | California |
| 8. | Institutional Cash Distributors Technology, LLC | | Delaware |
| 9. | r8fin Holdings LP | | Delaware |
| 10. | r8fin LLC | | Delaware |
| 11. | r8fin Technology Services LP | | Delaware |
| 12. | Refinitiv US Tradeweb LLC | | Delaware |
| 13. | Tech Hackers LLC | | Delaware |
| 14. | TIPS LLC | | Wyoming |
| 15. | Tradeweb (DIFC) Limited | | United Arab Emirates |
| 16. | Tradeweb Asia Pte. Ltd. | | Singapore |
| 17. | Tradeweb Australia Pty Ltd | | Australia |
| 18. | Tradeweb Brasil Ltda | | Brazil |
| 19. | Tradeweb Company | | Kingdom of Saudi Arabia |
| 20. | Tradeweb Direct LLC | | Delaware |
| 21. | Tradeweb EU B.V. (including France and Italy branches) | | Netherlands |
| 22. | Tradeweb Europe Limited (including Hong Kong and Singapore branches) | | England and Wales |
| 23. | Tradeweb Execution Services B.V. | | Netherlands |
| 24. | Tradeweb Execution Services Limited | | England and Wales |
| 25. | Tradeweb Global Holding LLC | | Delaware |
| 26. | Tradeweb Global LLC | | Delaware |
| 27. | Tradeweb IDB Markets, Inc. | | Delaware |
| 28. | Tradeweb Information Technology Services (Shanghai) Co., Ltd. | | People’s Republic of China |
| 29. | Tradeweb Japan K.K. | | Japan |
| 30. | Tradeweb LLC | | Delaware |
| 31. | Tradeweb Markets LLC | | Delaware |
| 32. | TW Global Capability Centre Private Limited | | India |
| 33. | TW SEF LLC | | Delaware |
| 34. | TW Technology and Trading Private Limited | | India |
| 35. | TWAS Holding I Pty Ltd | | Australia |
| 36. | TWAS Holding II Pty Ltd | | Australia |
| 37. | TWC Limited | | Cayman Islands |
| 38. | TWEL Holding LLC | | Delaware |
| 39. | TWICD I Inc. | | Delaware |
| 40. | TWICD II Inc. | | Delaware |