1) AT&T

2) Cameron County

3) Cameron County Drainage District No. 6

4) Cameron County Regional Mobility Authority

5) City of Edinburg

6) Edinburg Economic Development Corporation

7) Enbridge Energy Partners

8) Energy Transfer

9) Flint Hills Resources LLC

10) Hidalgo County Drainage District #1

11) Hidalgo County Regional Mobility Authority

12) Las Vegas Sands Corp.

13) McAllen Hidalgo International Bridge

14) McAllen Public Utility

15) MDS Housing Owassa, LTD.

16) Mercy Rehab Services

17) Military Highway Water Supply Corporation

18) Rodeo Dental

19) South Texas ISD