Tex/Con Gas and Oil Company

Texaco Canada Petroleum, Inc.

Texaco Canada Resources

Texaco Canada Resources Ltd.

Texaco Exploration Canada Ltd.

Texas BCC, Inc.

Texas Electronics Resources, Inc.

Texas Exploration Canada, Ltd.

Texas Independent Tools & Unlimited Services, Incorporated

Texas Independent Tools and Unlimited Service, Inc.

Texas Iron Works, Inc.

Texas United Chemical Corp.

Texas United Chemical Corporation

Texyn Hydrocarbon, LLC

Thacker Kristi D.

Tham Min Jack

Thambynayagam R. K. Michael

The American National Bank executor

The Energex Company

The Energy and Resource Institute