1) ADP LLC

2) American Association of Veterinary Laboratory Diagnosticians

3) American Fuel & Petrochemical Manufacturers (AFPM)

4) American Psychiatric Association

5) Arq, LLC

6) AT&T Services, Inc.

7) Biotechnology Industry Organization

8) Comcast Corporation

9) CTIA

10) Early Warning Services, LLC

11) Enterprise Community Partners, Inc.

12) HealthiNation

13) Investment Company Institute

14) JSH&W LLP on behalf of U.S. Savings Bond Coalition

15) Lockheed Martin Corporation

16) National Association of Real Estate Investment Trusts

17) National Association of Realtors

18) NCTA - The Internet & Television Association (FKA Nat'l Cable & Telecom Assoc.)

19) Nurse-Family Partnership

20) RAI Services Company (formerly Reynolds American, Inc.)

21) Regions Financial Corp.

22) Reinsurance Association of America

23) Securities Industry and Financial Markets Association (SIFMA)

24) U.S. Bancorp

25) Wellspring Worldwide

26) Woodberry Associates, LLC