1) DIRECTV, LLC

2) INTERNATIONAL ASSOCIATION OF VENUE MANAGERS

3) LINKEDIN

4) LUTRON ELECTRONICS CO., INC.

5) NETWORK ADVERTISING INITIATIVE

6) NOKIA OF AMERICA CORPORATION

7) PEW CHARITABLE TRUSTS

8) PORTER AND KORVICK, P.A.

9) SCIENCE APPLICATIONS INTERNATIONAL CORPORATION

10) SIIA

11) T-MOBILE USA, INC.

12) THE INTERNET INFRASTRUCTURE COALITION (I2COALITION)

13) UNITED FOR PATENT REFORM

14) X CORP. (FORMERLY TWITTER, INC.)