| Accenture LTD | Alcatel-Lucent | ||
| AT&T Mobility | Cisco Systems | ||
| Electronic Data Systems | Ericsson | ||
| Hewlett-Packard | Huawei | ||
| IBM Corp. | Motorola Services | ||
| Nokia Corp. | Nokia Siemens Networks | ||
| Nortel Services | Samsung Communications | ||
| Sprint Nextel | T-Mobile USA | ||
| TIS Market Opportunity Model | Verizon Wireless | ||
| ZTE |