Mayer Brown LLP operates in combination with other Mayer Brown entities with offices in Europe and Asia

and is associated with Tauil & Chequer Advogados, a Brazilian law partnership.

Mayer Brown LLP

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Main Tel +1 312 782 0600

Main Fax +1 312 701 7711

www.mayerbrown.com

Mike Sullivan

Direct Tel +1 312 701 7251

Direct Fax +1 312 706 8689

msullivan@mayerbrown.com

April 7, 2015

Jeffrey D. Kyle, Clerk

Court of Appeals

Third District of Texas

P.O. Box 12547

Austin, TX 78711-2547

Re: Case No. 03-14-00340-CV

Appellants, CPS Energy, Time Warner Cable 

Texas LLC and Southwestern Bell Telephone 

Company d/b/a AT&T/Cross Appellant, Public 

Utilitiy Commission of Texas v. Appellee, Public 

Utility Commission of Texas/Cross Appellee, CPS 

Energy, Time Warner Cable Texas LLC and 

Southwestern Bell Telephone Company d/b/a 

AT&T

Dear Mr. Kyle:

Please remove Joseph E. Cosgrove, Jr. from your service list and update the service list 

with the following information for Appellant/Cross Appellee Southwestern Bell Telephone 

Company d/b/a AT&T in the above-styled case:

J. David Tate 

Katherine C. Swaller

Thomas Ballo

AT&T Legal Department

816 Congress Avenue, Suite 1100

Austin, Texas 78701

Phone: (512) 457-2304

Fax: (512) 870-3420

jon.david.tate@att.com

katherine.swaller@att.com

thomas.ballo@att.com

ACCEPTED

03-14-00340-CV

4790566

THIRD COURT OF APPEALS

AUSTIN, TEXAS

4/7/2015 2:04:04 PM

JEFFREY D. KYLE

CLERK

 FILED IN 3rd COURT OF APPEALS AUSTIN, TEXAS 4/7/2015 2:04:04 PM JEFFREY D. KYLE Clerk
Mayer Brown LLP

Jeffrey D. Kyle, Clerk

April 7, 2015

Page 2

Thank you for your assistance in this matter.

Sincerely,

/s/ Michael T. Sullivan

Michael T. Sullivan
CERTIFICATE OF SERVICE

I hereby certify that a true and correct copy of the foregoing Letter was served upon all 

parties listed below in accordance with local rules of Travis County, Texas, the Texas Rules of 

Civil Procedure, and the Texas rules of Appellate Procedure on this 7th day of April, 2015.

By: /s/ Michael T. Sullivan

Michael T. Sullivan

LIST OF PARTIES

PARTIES AND ATTORNEYS FOR

Cause No. D-1-GN-13-001238 (Consolidated)

Counsel for Public Utility Commission of 

Texas:

Douglas Fraser

Megan Neal

Office of the Attorney General

P.O. Box 12548, Capitol Station

Austin, TX 78711-02548

Phone: (512) 463-2012

Fax: (512) 457-4610

douglas.fraser@texasattorneygeneral.gov

megan.neal@texasattorneygeneral.gov 

Counsel for CPS Energy:

Alfred R. Herrera

HERRERA & BOYLE, PLLC 

816 Congress Avenue, Suite 1250 

Austin, TX 78701

Phone: (512) 474-1492

Fax: (512) 474-2507

aherrera@herreraboylelaw.com

Counsel for CPS Energy:

Curt D. Brockmann

CPS Energy

145 Navarro

P.O. Box 1771

San Antonio, TX 78296

Phone: (210) 353-5689

Fax: (210) 353-6832

cdbrockmann@cpsenergy.com

Counsel for AT&T Texas:

Paul A. Drummond

Natalie L. Hall

AT&T Legal Department

1010 N. St. Mary’s, 14th Floor

San Antonio, TX 78215

Phone: (210) 351-4830

Fax: (210) 886-2127

paul.drummond@att.com

natalie.hall@att.com
Counsel for AT&T Texas:

J. David Tate 

Katherine C. Swaller

Thomas Ballo

AT&T Legal Department

816 Congress Avenue, Suite 1100

Austin, Texas 78701

Phone: (512) 457-2304

Fax: (512) 870-3420

jon.david.tate@att.com

katherine.swaller@att.com

thomas.ballo@att.com

Counsel for Time Warner Cable Texas 

LLC:

Valerie P. Kirk

Melissa Lorber

Enoch Kever PLLC

600 Congress Avenue, Suite 2800

Austin, TX 78701

Phone: (512) 615-1200

Fax: (512) 615-1198

vkirk@enochkever.com

mlorber@enochkever.com

Counsel for Time Warner Cable Texas 

LLC:

J.D. Thomas

J. Aaron George

Sheppard Mullin Richter & Hampton LLP

2099 Pennsylvania Avenue, NW, Suite 100

Washington, DC 20006-6801

Phone: (202) 747-1900

Fax: (202) 747-1901

dthomas@sheppardmullin.com

ageorge@sheppardmullin.com