Gary Bass Construction, Inc

ANADARKO

CALNEV PIPE LINE CO

CDI ENGINEERING GROUP

CENEX, INC.

CHEVRON. U.S.A.

COASTAL STATES CRUDE GATHERING

CONOCO, INC.

COPANO

ENTERPRISE

EQUILON ENTERPRISES, LLC.

EXXON COMPANY, U.S.A.

FLYING J REFINERY

KINDER MORGAN

MAGELLAN MIDSTREAM PARTNERSHIPS LP

M E I CONSULTANTS, INC.

MOBIL OIL CORPORATION

MUSKET

TARGA

TEXACO, INC.

TOSCO REFINING

TRANSMONTAIGNE TERMINALING, INC.

WAUGH CONTROLS, INC.

WILLIAMS