Pipeline and Energy Companies:
Boardwalk Field Services, LLC
CST Brands, Inc.
Copano Pipelines/South Texas, L.P.
Eagle Ford Pipeline, LLC
EOG Resources, Inc.
Kinder Morgan Border Pipeline, LLC
Kinder Morgan Tejas Pipeline, LLC
Kinder Morgan Texas Pipeline, LLC
Lone Star NGL Pipeline LP
Mockingbird Midstream Gas Services, LLC
NuStar Logistics, LP
Plains Pipeline, LP
Regency Field Services, LLC
Tennessee Gas Pipeline Company, LLC
Texas Midstream Gas Services, LLC
TexStar Midstream Utility, LP
Valero Energy Corporation
Valero Energy Partners LP

Governmental & Quasi-Governmental Entities:
Bexar County
City of Boerne
City of Kenedy
City of McAllen
CPS Energy
Guadalupe-Blanco River Authority
Guadalupe Valley Electric Cooperative, Inc.
Kerr County
Lower Colorado River Authority
Matagorda County Hospital District
Pedernales Electric Cooperative, Inc.
San Antonio River Authority
San Antonio Water Systems
South Texas Electric Cooperative, Inc.
VIA Metropolitan Transit Authority