?- Cerner Corporation
- Epic Systems Corporation
- IBM
- Change Healthcare
- Medical Information Technology Inc.
- Koninklijke Philips NV
- Siemens Healthcare
- Allscripts Healthcare Solutions Inc.
- Wolters Kluwer NV
- Mckesson Corporation
- Zynx Health Inc.
- Elsevier
- NextGen Healthcare Inc.
- Agfa-Gevaert Group
- Athenahealth Inc.
- VisualDx