20 F Street NW, Suite 810, Washington, DC, 20001, 
2) AECOM TECHNICAL SERVICES, INC.
6) BABCOCK & WILCOX ENTERPRISES, INC.
7) BEVERIDGE AND DIAMOND PC (ON BEHALF OF THE DISTRICT OF COLUMBIA WATER AND SEWER)
8) CHARTER COMMUNICATIONS OPERATING, LLC
10) DAMAGE PREVENTION ACTION CENTER
11) EMBRAER AIRCRAFT HOLDING, INC.
12) ENTERTAINMENT SOFTWARE ASSOCIATION
13) FEDEX
14) GATX CORPORATION
17) GLASS AVIATION HOLDINGS, INC. (D/B/A AIRSPACE DATA)
21) INTERNATIONAL WAREHOUSE LOGISTICS ASSOCIATION
22) JACKSON MUNICIPAL AIRPORT AUTHORITY
23) MAJOR LEAGUE BASEBALL PLAYERS ASSOCIATION
24) MAJOR LEAGUE SOCCER PLAYERS ASSOCIATION
29) NATIONAL FOOTBALL LEAGUE PLAYERS ASSOCIATION
30) NATIONAL HOCKEY LEAGUE PLAYERS ASSOCIATION
32) NCTA-THE INTERNET AND TELEVISION ASSOCIATION
34) OFFSHORE MARINE SERVICES ASSOCIATION
35) ONTARIO INTERNATIONAL AIRPORT AUTHORITY
36) PENTAGON MEMORIAL FUND INC.
37) PIASECKI AIRCRAFT CORPORATION
38) PORT OF SEATTLE
40) REGIONAL AIRLINE ASSOCIATION
41) RESOURCE PUBLIC AFFAIRS (ON BEHALF OF SUPPLY BUILD CANADA)
42) SAN DIEGO COUNTY REGIONAL AIRPORT AUTHORITY
45) SPS ARS, LLC
47) THE NORTHWEST SEAPORT ALLIANCE
49) UNITED STATES CONTRACT WEATHER OBSERVING ASSOCIATION
50) UNITED STATES TOUR OPERATORS ASSOCIATION
20 F Street NW, Suite 810, Washington, DC, 20001,