Primexx Energy Opportunity Fund, LP and Primexx Energy Opportunity Fund II, LP v. Primexx Energy Corporation, M. Christopher Doyle, Angelo Acconcia, Blackstone Inc., Blackstone Holdings III LP, Blackstone EMA II LLC, BMA VII LLC, Blackstone Energy Management Associates II LLC, Blackstone Energy Partners II LP, Blackstone Management Associates VII LLC, Blackstone Capital Partners VII LP, BCP VII/BEP II Holdings Manager LLC, BX Primexx Topco LLC, and BPP Holdco LLC

CourtCourt of Appeals of Texas
DecidedMay 21, 2025
Docket15-25-00095-CV
StatusPublished

This text of Primexx Energy Opportunity Fund, LP and Primexx Energy Opportunity Fund II, LP v. Primexx Energy Corporation, M. Christopher Doyle, Angelo Acconcia, Blackstone Inc., Blackstone Holdings III LP, Blackstone EMA II LLC, BMA VII LLC, Blackstone Energy Management Associates II LLC, Blackstone Energy Partners II LP, Blackstone Management Associates VII LLC, Blackstone Capital Partners VII LP, BCP VII/BEP II Holdings Manager LLC, BX Primexx Topco LLC, and BPP Holdco LLC (Primexx Energy Opportunity Fund, LP and Primexx Energy Opportunity Fund II, LP v. Primexx Energy Corporation, M. Christopher Doyle, Angelo Acconcia, Blackstone Inc., Blackstone Holdings III LP, Blackstone EMA II LLC, BMA VII LLC, Blackstone Energy Management Associates II LLC, Blackstone Energy Partners II LP, Blackstone Management Associates VII LLC, Blackstone Capital Partners VII LP, BCP VII/BEP II Holdings Manager LLC, BX Primexx Topco LLC, and BPP Holdco LLC) is published on Counsel Stack Legal Research, covering Court of Appeals of Texas primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook
Primexx Energy Opportunity Fund, LP and Primexx Energy Opportunity Fund II, LP v. Primexx Energy Corporation, M. Christopher Doyle, Angelo Acconcia, Blackstone Inc., Blackstone Holdings III LP, Blackstone EMA II LLC, BMA VII LLC, Blackstone Energy Management Associates II LLC, Blackstone Energy Partners II LP, Blackstone Management Associates VII LLC, Blackstone Capital Partners VII LP, BCP VII/BEP II Holdings Manager LLC, BX Primexx Topco LLC, and BPP Holdco LLC, (Tex. Ct. App. 2025).

Opinion

15-25-00095-CV

May 21, 2025

TRIAL COURT CAUSE NO. 24-BC01B-0010

§ IN THE BUSINESS COURT § § OF TEXAS § § DIVISION 1B

BUSINESS COURT CLERK’S INFORMATION SHEET THE FOLLOWING INFORMATION HAS BEEN COMPILED BY THE BUSINESS COURT CLERKS OFFICE:

Date of order appealed: April 28, 2025________________________________________________ Type of Order (Interlocutory or Final): Interlocutory_____________________________________ Date Motion for New Trial Filed: Request for Findings of Fact and Conclusions of Law filed: _______________________________ Date Notice of Appeal Filed: May 19, 2025____________________________________________ Name of judge who entered judgment: Bill Whitehill_____________________________________ Name of court reporter: Address of court reporter: Name of attorney on appeal: Stephen Shackelford, Jr. SB#: 24062998_______________________ Attorney Address: 1000 Louisiana Street, Suite 5100, Houston, Texas 77002___________ Attorney E-Mail Address: sshackelford@susmangodfrey.com_______________________ Attorney on appeal (check applicable box): appointed retained Pro Se Name of Appellee’s Attorney: Roger B. Cowie_________________________________________ Attorney Address: 2200 Ross Avenue, Suite 2800, Dallas, Texas 75201_______________ Attorney E-Mail Address: roger.cowie@troutman.com_____________________________

Send Information Sheet, Notice of Appeal and Motion for New Trial (if filed) to: Fifteenth Court of Appeals via TAMES Court Reporter via E-Mail

On May 21, 2025 By: AJ (clerk's initials) E-filed in the Office of the Clerk for the Business Court of Texas 5/19/2025 5:09 PM Accepted by: Alexis Jennings Case Number: 24-BC01B-0010 NO. 24-BC01B-0010

§ PRIMEXX ENERGY OPPORTUNITY § IN THE BUSINESS COURT FUND, LP and PRIMEXX ENERGY § OPPORTUNITY FUND II, LP, § § Plaintiffs, § v. § FIRST BUSINESS COURT § DIVISION PRIMEXX ENERGY § CORPORATION, M. CHRISTOPHER § DOYLE, ANGELO ACCONCIA, § BLACKSTONE INC., BLACKSTONE § HOLDINGS III LP, BLACKSTONE § EMA II LLC, BMA VII LLC, § BLACKSTONE ENERGY § DALLAS COUNTY, TEXAS MANAGEMENT ASSOCIATES II § LLC, BLACKSTONE ENERGY § PARTNERS II LP, BLACKSTONE § MANAGEMENT ASSOCIATES VII § LLC, BLACKSTONE CAPITAL § PARTNERS VII LP, BCP VII/BEP II § HOLDINGS MANAGER LLC, BX § PRIMEXX TOPCO LLC, and BPP § HOLDCO LLC,

Defendants.

NOTICE OF APPEAL

Plaintiffs Primexx Energy Opportunity Fund, LP and Primexx Energy

Opportunity Fund II, LP (“Plaintiffs”) state and give notice of their intent to

appeal the Order entered on April 28, 2025 in the above-captioned matter

Primexx Energy Opportunity Fund, LP and Primexx Energy Opportunity Fund

1 II, LP v. Primexx Energy Corporation, et al., Cause No. 24-BC01B-0010, in the

First Division of the Texas Business Court in Dallas, Texas, and all other rulings

and order ancillary to the April 28, 2025 Order. Plaintiffs appeal to the Fifteenth

Court of Appeals. The April 28, 2025 Order granted the special appearances of

Defendants Blackstone Inc. and Angelo Acconcia. The appeal does not involve

any matters described in Texas Rule of Appellate Procedure 25.1(d)(9).

Dated: May 19, 2025 Respectfully submitted,

SUSMAN GODFREY L.L.P.

By: /s/ Stephen Shackelford, Jr. Stephen Shackelford, Jr. State Bar No. 24062998 (TX) sshackelford@susmangodfrey.com SUSMAN GODFREY L.L.P. 1000 Louisiana Street, Suite 5100 Houston, Texas 77002 Telephone: (713) 651-9366 Facsimile: (713) 654-6666

Marc M. Seltzer (pro hac vice forthcoming) State Bar No. 54534 (CA) mseltzer@susmangodfrey.com Bryan Caforio (pro hac vice) State Bar No. 261265 (CA) bcaforio@susmangodfrey.com SUSMAN GODFREY L.L.P.

2 1900 Avenue of the Stars, Suite 1400 Los Angeles, CA 90067 Telephone: (310) 789-3100 Facsimile: (310) 789-3150

Lindsey Godfrey Eccles (pro hac vice) State Bar No. 33566 (WA) leccles@susmangodfrey.com SUSMAN GODFREY L.L.P. 401 Union Street, Suite 3000 Seattle, WA 98101 Telephone: (206) 516-3880 Facsimile: (206) 516-3883

Sarah Hannigan (pro hac vice) State Bar No. 5961248 (NY) shannigan@susmangodfrey.com SUSMAN GODFREY L.L.P. One Manhattan West New York, NY 10001 Telephone: (212) 336-8330 Facsimile: (212) 336-8340

Attorneys for Plaintiffs Primexx Energy Opportunity Fund, LP and Primexx Energy Opportunity Fund II, LP

3 CERTIFICATE OF SERVICE

This is to certify that on May 19, 2025, a true and correct copy of the

above and foregoing instrument was properly forwarded to the following

counsel of record in accordance with Rule 21 of the Texas Rules of Civil

Procedure as indicated below:

/s/ Stephen Shackelford, Jr. Stephen Shackelford, Jr.

4 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.

Stephen Shackelford on behalf of Stephen Shackelford Bar No. 24062998 sshackelford@susmangodfrey.com Envelope ID: 101021223 Filing Code Description: Notice of Appeal Filing Description: Notice of Appeal Status as of 5/20/2025 7:52 AM CST

Associated Case Party: BLACKSTONE HOLDINGS III LP

Name BarNumber Email TimestampSubmitted Status

Christopher W.Patton cpatton@lynnllp.com 5/19/2025 5:09:35 PM SENT

Scott Smoot ssmoot@lynnllp.com 5/19/2025 5:09:35 PM SENT

NATALIE STALLBOHM nstallbohm@lynnllp.com 5/19/2025 5:09:35 PM SENT

Kerri Jones kjones@lynnllp.com 5/19/2025 5:09:35 PM SENT

Gina Flores gflores@lynnllp.com 5/19/2025 5:09:35 PM SENT

Christopher Schwegmann cschwegmann@lynnllp.com 5/19/2025 5:09:35 PM SENT

Yaman Desai ydesai@lynnllp.com 5/19/2025 5:09:35 PM SENT

Kyle Gardner kgardner@lynnllp.com 5/19/2025 5:09:35 PM SENT

Case Contacts

Stephen Shackelford sshackelford@susmangodfrey.com 5/19/2025 5:09:35 PM SENT

Sarah Hannigan shannigan@susmangodfrey.com 5/19/2025 5:09:35 PM SENT

Nicholas Perrone nicholas.perrone@kirkland.com 5/19/2025 5:09:35 PM SENT

Business Court 1B BCDivision1B@txcourts.gov 5/19/2025 5:09:35 PM SENT

Jessica Cox jcox@lynnllp.com 5/19/2025 5:09:35 PM SENT

Associated Case Party: M. CHRISTOPHER DOYLE

M. TaylorLevesque taylor.levesque@troutman.com 5/19/2025 5:09:35 PM SENT

Louisa Karam louisa.karam@lockelord.com 5/19/2025 5:09:35 PM SENT 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.

Stephen Shackelford on behalf of Stephen Shackelford Bar No. 24062998 sshackelford@susmangodfrey.com Envelope ID: 101021223 Filing Code Description: Notice of Appeal Filing Description: Notice of Appeal Status as of 5/20/2025 7:52 AM CST

Louisa Karam louisa.karam@lockelord.com 5/19/2025 5:09:35 PM SENT

Theressa Washington Theressa.Washington@lockelord.com 5/19/2025 5:09:35 PM SENT

Roger BCowie Roger.Cowie@troutman.com 5/19/2025 5:09:35 PM SENT

Associated Case Party: PRIMEXX ENERGY CORPORATION

Gary Vogt gvogt@kirkland.com 5/19/2025 5:09:35 PM SENT

Michael Patton michael.patton@kirkland.com 5/19/2025 5:09:35 PM SENT

Laura QuinnBrigham laura.brigham@kirkland.com 5/19/2025 5:09:35 PM SENT

Griffin Vail griffin.vail@kirkland.com 5/19/2025 5:09:35 PM SENT

Jeremy Fielding jeremy.fielding@kirkland.com 5/19/2025 5:09:35 PM SENT

Free access — add to your briefcase to read the full text and ask questions with AI

Cite This Page — Counsel Stack

Bluebook (online)
Primexx Energy Opportunity Fund, LP and Primexx Energy Opportunity Fund II, LP v. Primexx Energy Corporation, M. Christopher Doyle, Angelo Acconcia, Blackstone Inc., Blackstone Holdings III LP, Blackstone EMA II LLC, BMA VII LLC, Blackstone Energy Management Associates II LLC, Blackstone Energy Partners II LP, Blackstone Management Associates VII LLC, Blackstone Capital Partners VII LP, BCP VII/BEP II Holdings Manager LLC, BX Primexx Topco LLC, and BPP Holdco LLC, Counsel Stack Legal Research, https://law.counselstack.com/opinion/primexx-energy-opportunity-fund-lp-and-primexx-energy-opportunity-fund-ii-texapp-2025.