1. 2Checkout.com Inc. by VeriFone Holdings Inc.
2. ActivePlatform
3. Amazon.com Inc.
4. Aria Systems Inc.
5. BluSynergy
6. Braintree by PayPal Holdings Inc.
7. Cerillion PLC
8. Cleverbridge AG
9. Conga
10. DXC Technology Company
11. FastSpring
12. FreshBooks
13. LogiSense Corporation
14. Oracle Corporation
15. Recurly Inc.
16. Salesforce.com Inc.
17. SAP SE
18. Stripe
19. Transverse
LLC
20. Zoho Corporation Pvt. Ltd.
21. Zuora Inc.