1. Apex EDI Inc.
2. Athenahealth Inc.
3. Cerner Corporation
4. Cognizant Technology Solutions Corporation
5. Comarch SA
6. Connvertex Technologies Inc.
7. Cprime Studios
8. NXGN Management
LLC
9. Optum Inc.
10. OSP Labs
11. PLEXIS Healthcare Systems Inc.
12. Quadax Inc.
13. Remedi Electronic Commerce Group
14. SPS Commerce Inc.
15. SSI Group
LLC