418 C St NE, Washington, DC, 20002, 
1) AIR LINE PILOTS ASSOCIATION
2) ALLIANCE OF COMMUNITY HEALTH PLANS
3) AMGEN, INC. FKA HORIZON THERAPEUTICS USA, INC.
8) CONSUMER TECHNOLOGY ASSOCIATION
9) COUNCIL ON FOUNDATIONS INC.
10) DAVITA, INC.
11) GOODRX
12) H&R BLOCK
13) HUMANA, INC.