1) Allegheny Technologies Inc.

2) Appalachia Midstream Services, LLC

3) Association of American Publishers, Inc.

4) Avis Budget Group, Inc.

5) Braskem America, Inc.

6) Cabot Oil & Gas Corporation

7) Chesapeake Appalachia, LLC

8) Christian Home Healthcare

9) CSX TRANSPORTATION, INC.

10) DIRECTV

11) DISH Network

12) Exco Resources (PA), LLC

13) GE Energy Financial Services, Inc.

14) H&R BLOCK, INC.

15) HEALTH PARTNERS PLANS

16) NRG Energy

17) Pennsylvania Telephone Association

18) Pharmaceutical Research & Manufacturers of America PhRMA

19) Pinnacle Treatment Centers

20) PPG Industries, Inc.

21) QVC, Inc.

22) RAI Services Company

23) Satellite Broadcasting & Communications Association

24) Scientific Games Corporation

25) Sheetz, Inc.

26) United States Steel Corporation

27) XO Energy