1. Avalara Inc.
2. CFS Tax Software Inc.
3. Chetu Inc.
4. eDocSolutions
5. H&R Block Inc.
6. Intuit Inc.
7. LexisNexis by RELX Group PLC
8. Ryan
LLC
9. Sage Group PLC
10. Sales Tax DataLINK
11. Sovos Compliance
LLC
12. TaxJar by Stripe Inc.
13. Vertex Inc.
14. Wolters Kluwer N.V.
15. Xero Limited