| A&E Group Health Solutions |
| Aetna, Inc. |
| Allergan, Inc. |
| Amalgamated Bank |
| Amalgamated Life |
| American Health Holding |
| Ancillary Care Services |
| APS/Walgreens |
| APA Partners |
| Bernstein, Litowitz Berger & Grossman LLP |
| BNY ConvergEx Group |
| Broadreach Medical Resources, Inc. |
| CareAdvantage, Inc. |
| Cohen, Milstein, Hausfeld & Toll, P.L.L.C. |
| Columbia Management |
| Commerce Bank |
| Coughlin Stoia Geller Rudman & Robbins, LLP |
| Delaware Valley Health Care Coalition |
|
 |
| Devon Health Services |
| Diagnostics4all |
| Diversified Investment Advisors |
| Emblem Health |
| Emdeon Business Services |
| Empire BlueCross BlueShield |
| Envision Pharmaceutical Services |
| Evergreen Investments |
| Express Scripts |
| Financial Network Investment Corp |
| First Recovery Group |
| General Prescription Programs, Inc. |
| GHI - Group Health Incorporated |
| HCC Life Insurance |
| Heathcare Data Management |
| HMC Companies |
| HGK Asset Management |
| Healthplex, Inc. |
|
 |
HIP Health Plan
of New York |
| Inetico, Inc. |
| Informed Rx, An SXC Health Solutions Company |
Internal Revenue
Service |
| JanusINTECH Institutional Asset Management |
| JP Morgan Asset Management |
Laborers Union
Local 872 |
| MagnaCare |
| Mass Mutual Financial Group |
| Medco |
| Medlink Healthcare Networks, Inc. |
| Merchants Benefit Administration |
Morgan Stanley Investment
Management |
|
 |
Muirfield Capital
Management |
| MVP Healthcare |
| Multiplan, Inc. |
| New York City College of Technology |
| Nuveen Investments |
| OncoMed |
| Prescription Solutions |
Rite Aid Health
Solutions |
| RxDN |
| Scott & Scott LLP |
| Segal Company |
| Symetra Financial |
| The Maxon Company |
| ULLICO, Inc. |
| United Healthcare |
| Vision Screening Inc./D.D.S. Inc. |
| Wachovia Retirement Services |
| West End Administrators |
| Winston Financial Services |
|