Aspire Power Ventures, LP v. Public Utility Commission of Texas, Electric Reliability Council of Texas, Thomas Gleeson, Lori Cobos, Jimmy Glotfelty, Kathleen Jackson, and Courtney Hjaltman

ACCEPTED
15-24-00118-CV
FIFTEENTH COURT OF APPEALS
AUSTIN, TEXAS
12/11/2025 5:07 PM
No. 15-24-00118-CV CHRISTOPHER A. PRINE
__________________________________________________________________ CLERK
FILED IN
15th COURT OF APPEALS
COURT OF APPEALS FOR THE AUSTIN, TEXAS
FIFTEENTH DISTRICT OF TEXAS12/11/2025 5:07:47 PM
AUSTIN, TEXAS CHRISTOPHER A. PRINE
Clerk
__________________________________________________________________

Aspire Power Ventures, LP,
Appellant,
v.
Public Utility Commission of Texas, Electric Reliability Council
of Texas, Thomas Gleeson, Lori Cobos, Jimmy Glotfelty,
Kathleen Jackson, and Courtney Hjaltman,
Appellees.
_________________________________________________________________

On Appeal from the 345th Judicial District Court
Travis County, Texas
Cause No. D-1-GN-24-003384
Hon. Catherine A. Mauzy, Presiding
__________________________________________________________________

APPELLANT’S NOTICE OF DESIGNATION OF LEAD COUNSEL
__________________________________________________________________

Chrysta L. Castañeda Monica Latin
Nicole Michael Brent M. Rubin
THE CASTAÑEDA FIRM Ken Carroll
325 N. St. Paul, Suite 2030 CARRINGTON, COLEMAN,
Dallas, Texas 75201 SLOMAN & BLUMENTHAL, L.L.P.
Phone: (214) 282-8579 901 Main Street, Suite 5500
Fax: (214) 602-9187 Dallas, Texas 75202
Phone: 214-855-3000
Fax: 214-580-2641

Attorneys for Appellant Aspire Power Ventures, LP
Pursuant to Texas Rule of Appellate Procedure 6.1(c), Appellant

Aspire Power Ventures, LP) designates Monica Latin as lead counsel for

this appeal, replacing Chrysta L. Castañeda in that role. The

information required by Texas Rule of Appellate Procedure 6.5(d) is

provided in Monica Latin’s signature block below.

Respectfully submitted,

/s/ Chrysta L. Castañeda /s/ Monica Latin
Chrysta L. Castañeda Monica Latin
Texas Bar No. 15325625 Texas Bar No. 00787881
chrysta@castaneda-firm.com MLatin@ccsb.com
Nicole Michael Brent M. Rubin
Texas Bar No. 24067767 Texas Bar No. 24086834
nicole@castaneda-firm.com BRubin@ccsb.com
THE CASTAÑEDA FIRM Ken Carroll
325 N. St. Paul, Suite 2030 Texas Bar No. 03888500
Dallas, Texas 75201 KCarroll@ccsb.com
Phone: (214) 282-8579 CARRINGTON, COLEMAN,
Fax: (214) 602-9187 SLOMAN & BLUMENTHAL, L.L.P.
901 Main Street, Suite 5500
Dallas, Texas 75202
Phone: (214) 855-3000
Fax: (214) 580-2641

Attorneys for Appellant Aspire Power Ventures, LP

2
CERTIFICATE OF SERVICE

The undersigned hereby certifies that on December 11, 2025, a
true and correct copy of the foregoing document was electronically filed
with the Court and served on all counsel of record through the eFiling
Service Provider pursuant to the Texas Rules of Civil Procedure.

/s/ Ken Carroll
Ken Carroll

3
Automated Certificate of eService
This automated certificate of service was created by the efiling system.
The filer served this document via email generated by the efiling system
on the date and to the persons listed below. The rules governing
certificates of service have not changed. Filers must still provide a
certificate of service that complies with all applicable rules.

Ken Carroll on behalf of Ken Carroll
Bar No. 3888500
kcarroll@ccsb.com
Envelope ID: 109013548
Filing Code Description: Other Document
Filing Description: Appellant's Notice of Designation of Lead Counsel
Status as of 12/12/2025 7:23 AM CST

Case Contacts

Name BarNumber Email TimestampSubmitted Status

Mark Little mark.little@bakerbotts.com 12/11/2025 5:07:47 PM SENT

Macey Stokes macey.stokes@bakerbotts.com 12/11/2025 5:07:47 PM SENT

David Laurent david.laurent@oag.texas.gov 12/11/2025 5:07:47 PM SENT

Laura Courtney laura.courtney@oag.texas.gov 12/11/2025 5:07:47 PM SENT

George Fibbe george.fibbe@bakerbotts.com 12/11/2025 5:07:47 PM SENT

Patrick Leahy patrick.leahy@bakerbotts.com 12/11/2025 5:07:47 PM SENT

Brent M.Rubin brubin@ccsb.com 12/11/2025 5:07:47 PM SENT

Ken Carroll kcarroll@ccsb.com 12/11/2025 5:07:47 PM SENT

Elliot Clark eclark@winstead.com 12/11/2025 5:07:47 PM SENT

Elin Isenhower eisenhower@winstead.com 12/11/2025 5:07:47 PM SENT

John Hulme John.Hulme@oag.texas.gov 12/11/2025 5:07:47 PM SENT

James ScottMcCarley scott.mccarley@oag.texas.gov 12/11/2025 5:07:47 PM SENT

Chrysta L.Castaneda chrysta@castaneda-firm.com 12/11/2025 5:07:47 PM SENT

Nicole Michael nicole@castaneda-firm.com 12/11/2025 5:07:47 PM SENT

Monica Latin mlatin@ccsb.com 12/11/2025 5:07:47 PM SENT

Amanda AtkinsonCagle Amanda.Cagle@oag.texas.gov 12/11/2025 5:07:47 PM SENT

Jordan Pratt Jordan.Pratt@oag.texas.gov 12/11/2025 5:07:47 PM SENT