1) Altria Client Services LLC and its Affiliates

2) Auction.com

3) Avenue of the Arts

4) BIOADVANCE, THE BIOTECHNOLOGY GREENHOUSE OF SOUTHEASTERN PENNSYLVANIA

5) Calpine Corp

6) CAPITAL BLUE CROSS

7) CHSPSC, LLC

8) CONSOL Energy

9) Crown Holdings, Inc.

10) DAUPHIN COUNTY

11) Herbert, Rowland & Grubic, Inc.

12) HOSPITAL & HEALTHSYSTEM ASSOCIATION OF PENNSYLVANIA

13) Ingenesis Inc.

14) Knowink

15) Life Sciences Greenhouse of Central Pennsylvania

16) MCI Communications Services Inc.

17) NATIONAL ASSOCIATION OF INSURANCE AND FINANCIAL ADVISORS - PENNSYLVANIA

18) North American Pet Health Insurance Association

19) PENNSYLVANIA ASSOCIATION OF BROADCASTERS

20) Pennsylvania Defense Institute

21) Pennsylvania Institute of Recycling Industries

22) PENNSYLVANIA LIBRARY ASSOCIATION

23) PENNSYLVANIA LODGE FRATERNAL ORDER OF POLICE c/o Joseph Regan

24) Pennsylvania Restaurant & Lodging Association

25) Pennsylvania Society for Clinical Social Work

26) Pierson Computing Connection, Inc.

27) PITTSBURGH MERCY HEALTH SYSTEM

28) PJM Interconnection

29) Port Authority of Allegheny County

30) Prime Therapeutics, LLC

31) Public Consulting Group LLC

32) St. Mary Medical Center

33) State Farm Insurance Companies

34) Steep Hill Labs PA

35) Temple University

36) The GEO Group, Inc.

37) The Washington Center for Internships and Academic Seminars

38) Thomas Jefferson University

39) THOMAS JEFFERSON UNIVERSITY HOSPITAL

40) Trinity Health

41) Trinity Health Mid-Altantic

42) Vartan

43) Verify4 Incorporated

44) Verizon Business Purchasing, LLC

45) VERIZON INTERNET SERVICES INC.

46) VERIZON NORTH INC

47) VERIZON PENNSYLVANIA

48) VERIZON WIRELESS

49) Vision To Learn

50) Zurn Elkay