The following people participate in Open CSA as representatives of Supporting Entities. (OASIS members who choose to participate as Open CSA Observers are not named here.)
| Person | Organization |
|---|---|
| William Barnhill | Booz Allen Hamilton |
| Gordon Aspin | Deloitte Consulting LLP |
| Vinkesh Mehta | Deloitte Consulting LLP |
| Chanda Sathe | Deloitte Consulting LLP |
| Richard Spears | Deloitte Consulting LLP |
| Christoph Meinel | Hasso Plattner Institute |
| Bryan Aupperle | IBM |
| Nagaraj Chinni | IBM |
| Mike Edwards | IBM |
| Thomas Foster | IBM |
| Simon Holdsworth | IBM |
| Diane Jordan | IBM |
| Mike Kaiser | IBM |
| Doug Tidwell | IBM |
| Mirza Begg | Individual |
| Gershon Janssen | Individual |
| Paul Knight | Individual |
| Martin Chapman | Oracle |
| Anish Karmarkar | Oracle |
| Jeff Mischkinsky | Oracle |
| Gilbert Pilz | Oracle |
| Qian Jun | Primeton Technologies, Inc. |
| Mark Little | Red Hat |
| Ron Barack | SAP AG |
| Sanjay Patil | SAP AG |
| Ivana Trickovic | SAP AG |
| Marquart FRANZ | Siemens AG |
| Carlo Milono | TIBCO Software Inc. |