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1 The Debtors in these chapter 11 cases, along with the last four digits of each Debtor’s federal tax identification number, include: Yuma Energy, Inc. (7340); Yuma Exploration & Production Company, Inc. (7849); Davis Petroleum Corp. (9517); and The Yuma Companies, Inc. (8652).

UNITED STATES BANKRUPTCY COURT NORTHERN DISTRICT OF TEXAS

FORT WORTH DIVISION

In re:

YUMA ENERGY, INC., et al.,1

Debtors.

§ § § § § § §

CASE NO. 20-41455-MXM-11

CHAPTER 11 CASE

JOINTLY ADMINISTERED

CERTIFICATE OF SERVICE

I, Franklin Castro, depose and say that I am employed by Stretto, the claims, noticing, and solicitation agent for the Debtors in the above-captioned cases.

On August 10, 2020, at my direction and under my supervision, employees of Stretto caused the following document to be served via first-class mail on the service list attached hereto as Exhibit A, and via electronic mail on the service list attached hereto as Exhibit B:

Notice of Final Hearing on Debtors’ Emergency Motion for Interim and Final OrdersApproving: (I) Secured Postpetition Financing; (II) Related Priming Liens andSuper-Priority Administrative Claims; (III) and Scheduling a Final Hearing(Docket No. 275)

Dated: August 14, 2020 /s/ Franklin Castro Franklin Castro STRETTO 410 Exchange, Suite 100 Irvine, CA 92602 855.303.9310 Franklin.Castro@Stretto.com

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Exhibit A

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Exhibit AServed Via First-Class Mail

Name Attention Address 1 Address 2 Address 3 City State ZipAlliance Energy Services, LLC PO Box 999 Larose LA 70373Alliance Offshore, LLC PO Box 999 Larose LA 70373Amplify Energy Operating LLC 500 Dallas Street Ste 1600 Houston TX 77002Archrock Partners PO Box 201160 Dallas TX 75320-1160Archrock Partners Operating LLC and Archrock Services LP c/o Anderson Lehrman Barre & Maraist, LLP Attn: Kevin M. Maraist Gaslight Square

1001 Third Street, Ste. 1 Corpus Christi TX 78404

AXIA Partners, LP Attn: Brent Alan Price 515 Post Oak Blvd Suite 910 Houston TX 77027Baker Hughes Company Attn: Christopher J. Ryan 2001 Rankin Road Houston TX 77073Balidor Oil & Gas LLC 410 17th St Ste 1600 Denver CO 80202-4415BDO USA, LLP 5300 Patterson Ave SE Ste 100 Grand Rapids MI 49512-9626Black Jack Oil Company, Inc. of MS 305 Creek Bend Rd Natchez MS 39120Bracken Operating 911 N. W. 57th Street Oklahoma City OK 73118Branville Bay Prospect #2, LP 3131 McKinney Ave Ste 502 Dallas TX 75204-2426Calcasieu Rentals, Inc. c/o Stutes & Lavergne, LLC Attn: Robert McCorquodale 600 Broad Street Lake Charles LA 70601Cardinal Coil Tubing, LLC 2618 West Admiral Doyle Drive New Iberia LA 70560Carnes Natural Gas, Ltd 2001 Timberloch Place Ste 500 Spring TX 77380Chaparral Energy 701 Cedar Lake Blvd Oklahoma City OK 73114Chesapeake PO Box 18496 Oklahoma City OK 73154Coastal Plains Energy 6303 N. Portland Ave Ste 208 Oklahoma City OK 73112Crimson Exploration Operating 717 Travis Street Suite 2900 Houston TX 77002Dallas Production, Inc. 4600 Greenville Ave Ste 300 Dallas TX 75206Davis 1177 West Loop South Ste 1825 Houston TX 77027Delaware Department of Justice Carvel State Building 820 N. French St. Wilmington DE 19801Department of Interior and Environmental Protection Agency Attn: Donna K. Webb, Assistant US Attorney 1100 Commerce St Ste 300 Dallas TX 75242Dewey Energy GP, LLC 1833 S Morgan Rd Oklahoma City OK 73128Drillinginfo, Inc. PO Box 679093 Dallas TX 75267-9093Essential Energy LLC c/o Steve Radom 1245 W 18th St. Houston TX 77008Firethorn Petroleum, LLC 8818 Diamante Dr. Magnolia TX 77354Galveston Bay Operating Co LLC 708 Maw St. Houston TX 77002Geophysical Pursuit, Inc c/o Jackson Walker LLP Attn: Bruce J. Ruzinsky 1401 McKinney Street Suite 1900 Houston TX 77010Gregg County and Rusk County c/o Linebarger Goggan Blair & Sampson, LLP Attn: Laurie A. Spindler 2777 N. Stemmons Freeway Suite 1000 Dallas TX 75207Gulfport Midcon, LLC 3001 Quail Springs Pkwy Oklahoma City OK 73134Gulftex Energy, LLC 17806 West IH 10 Ste 405 San Antonio TX 78257Harris County, Jefferson County, Galveston County, Polk County, & Cleveland ISD c/o Linebarger Goggan Blair & Sampson, LLP Attn: John P. Dillman PO Box 3064 Houston TX 77253-3064Hilcorp Energy Company PO Box 61229 Houston TX 77208-1229Hilcorp Energy Company Dept 412 PO Box 4346 Houston TX 77210-4346Houston 1177 West Loop Owner, LP c/o Crady Jewett McCulley & Hourern LLP Attn: Shelley Bush Marmon 2727 Allen Parkway Suite 1700 Houston TX 77019Internal Revenue Service Centralized Insolvency Operation PO Box 7346 Philadelphia PA 19101-7346IPFS Corporation PO Box 730223 Dallas TX 75373-0223Jones & Keller, PC 1999 Broadway Ste 3150 Denver CO 80202Kaiser-Francis Oil PO Box 21468 Tulsa OK 74121-1468Lateral Chalk, LLC 2800 Post Oak 63rd Floor Houston TX 77056LegacyTexas Bank Attn: Legal Dept PO Box 869105 Plano TX 75086-9105Louisiana Department of Environmental Quality 602 N. Fifth St. Baton Rouge LA 70802Louisiana Department of Revenue PO Box 4969 Baton Rouge LA 70821-4969Netherland, Sewell & Associates, Inc. 2100 Ross Avenue Suite 2200 Dallas TX 75201North Dakota Attorney General 600 E. Boulevard Ave Dept 125 Bismarck ND 58505North Dakota Department of Environmental Quality 918 E. Divide Ave Bismarck ND 58501Office of the Oklahoma Attorney General 313 NE 21st Street Oklahoma City OK 73105Office of the United States Attorney 1100 Commerce Street 3rd Floor Dallas TX 75242-1699Office of the United States Trustee 1100 Commerce Street Room 976 Dallas TX 75242Official Committee of Unsecured Creditors c/o Locke Lord LLP Attn: Matthew H. Davis 2200 Ross Avenue Suite 2800 Dallas TX 75201Official Committee of Unsecured Creditors c/o Locke Lord LLP Attn: Omer F. Kuebel, III 601 Poydras Street Suite 2660 New Orleans LA 70130

Official Committee of Unsecured Creditors c/o Locke Lord LLPAttn: Philip G. Eisenberg & Simon R. Mayer 600 Travis Street Suite 2800 Houston TX 77002

Oklahoma Department of Environmental Quality 707 N Robinson Oklahoma City OK 73102

In re: Yuma Energy, Inc., et al.Case No. 20-41455 (MXM) Page 1 of 2

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Exhibit AServed Via First-Class Mail

Name Attention Address 1 Address 2 Address 3 City State ZipPerdido Energy Louisiana, LLC PO Box 1333 Houston TX 77251Perdido Energy Louisiana, LLC c/o Langley & Banack Inc. Attn: Allen M. DeBard Trinity Plaza II, Suite 700 745 East Mulberry San Antonio TX 78212-3166Petro Quest 400 East Kaliste Saloom Road Dallas TX 75251

PetroQuest Energy, Inc c/o Porter Hedges LLPAttn: John F. Higgins & M. Shane Johnson 1000 Main Street 36th Floor Houston TX 77002

PPI Quality and Engineering, LLCc/o Gordon Arata Montgomery Barnett McCollam Duplantis & Eagan, LLC Attn: Armistead M. Long 400 E. Kaliste Saloom Road Suite 4200 Lafayette LA 70508

PPI Technology Services, LLC 920 Memorial City Way Ste 900 Houston TX 77024Railroad Commission of Texas PO Box 12967 Austin TX 78701Secure Networkers Attn: Kerri Ellis 25511 Budde Road Ste 901 The Woodlands TX 77380Securities & Exchange Commission 100 F St NE Washington DC 20549Seitel Data, Ltd. c/o Clark Hill Strasburger Attn: Duane J. Brescia 720 Brazos Suite 700 Austin TX 78701Sibley Petroleum Investments, LLC c/o Kane Russell Coleman & Logan PC Attn: S. Kyle Woodard 901 Main Street Suite 5200 Dallas TX 75202Slawson Exploration 727 N. Waco #400 Wichita KS 67203Sola Energy Resources, LLC 1969 Carolyn Sue Dr. Baton Rouge LA 70815Southwest Royalties, Inc. 407 N Big Spring Ste 300 Midland TX 79701St. Bernard Well Service, LLC Attn: Patrick Pescay PO Box 4628 Covington LA 70434St. Bernard Well Service, LLC c/o Lugenbuhl, Wheaton, Peck, Rankin & Hubbard Attn: Stewart F. Peck 601 Poydras St Suite 2775 New Orleans LA 70130St. Helena Parish Nathaniel Williams, Sheriff PO Box 1205 Greensburg LA 70441State of Louisiana Office of Mineral Resources PO Box 2827 Baton Rouge LA 70821-2827

State of Louisiana, Office of Mineral Resources c/o Civil Division/Lands & Natural ResourcesAttn: Ryan M. Seidemann, Assistant Attorney General PO Box 94005 Baton Rouge LA 70804-9005

State of Louisiana, Office of the Attorney General PO Box 94005 Baton Rouge LA 70804State of Texas Commission on Environmental Quality Attn: Bankruptcy Dept. PO Box 13087 Austin TX 78711-3087Sullivan & Company 2100 S Utica Ave Ste 210A Tulsa OK 74114-1405Tanos PO Box 208222 Dallas TX 75320-8222Tecolote Energy LLC 2 W 2nd St Ste 1700 Tulsa OK 74103-3100Texas Attorney General’s Office Attn: Jason B. Binford & Abigail Ryan Bankruptcy & Collections Division PO Box 12548 Austin TX 78711-2548Texas Comptroller of Public Accounts PO Box 13528, Capitol Station Austin TX 78711-3528

Texas Comptroller of Public Accounts Attn: Courtney J. Hull, Assistant Attorney GeneralBankruptcy & Collections Division MC 008 PO Box 12548 Austin TX 78711-2548

The Railroad Commission of Texas Office of the Attorney General of TexasAttn: Jason B. Binford & Abigail R. Ryan

Bankruptcy & Collections Division - MC 008 PO Box 12548 Austin TX 78711-2548

TK Towing, Inc c/o Pusateri, Johnston, Guillot & Greenbaum, LLCAttn: Salvador J. Pusateri & Aaron B. Greenbaum 1100 Poydras Street Suite 2250 New Orleans LA 70163

TK Towing, Inc. Attn: Todd Kirkpatrick 7810 Hwy 182 East Morgan City LA 70380Tygr Operating Company PO Box 6764 Shreveport LA 71136Veritas Land Surveys, a division of Veritas DGC Land, Inc. n/k/a CGG Land (U.S.) Inc. c/o Adams and Reese LLP Attn: Scott R Cheatham 701 Poydras Street Suite 4500 New Orleans LA 70139Vermilion Parish Tax Collector PO Box 307 Abbeville LA 70511-0307Vernon Parish - John S. Craft Sheriff and Ex-Officio Tax Collector PO Box 649 Leesville LA 71496-0649WesternGeco LLC c/o Gieger, Laborde & Laperouse, LLC Attn: Andrew A. Braun 701 Poydras Street Suite 4800 New Orleans LA 70139-4800White Oak Operating Co, LLC 16945 Northchase Dr Ste 1700 Houston TX 77060Whitetail Oilfield Services, LLC 210 Industrial Ave. B Houma LA 70363XTO Energy 810 Houston St Fort Worth TX 76102-6298YE Investments LLC c/o Munger, Tolles & Olson LLP Attn: Thomas Walper 350 South Grand Avenue 50th Floor Los Angeles CA 90071-3426

YE Investments LLC c/o Red Mountain Capital Partners LLC Attn: Willem Mesdag1999 Avenue of The Stars Ste 1100 Century City CA 90067-4618

Yuma E&P 1177 West Loop S Ste 1560 Houston TX 77027-9019Zahid Naseem 1603 Lakeshore Way Houston TX 77077

In re: Yuma Energy, Inc., et al.Case No. 20-41455 (MXM) Page 2 of 2

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Exhibit B

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Exhibit BServed Via Electronic Mail

Name Attention 1 Attention 2 EmailArchrock Partners Operating LLC and Archrock Services LP c/o Anderson Lehrman Barre & Maraist, LLP Attn: Kevin M. Maraist kmaraist@albmlaw.com

AXIA Partners, LP Attn: Brent Alan Pricelgarcia@axiapartners-us.combprice@axiapartners-us.com

Baker Hughes Company Attn: Christopher J. Ryan christopher.ryan@bakerhughes.com

Calcasieu Rentals, Inc. c/o Stutes & Lavergne, LLC Attn: Robert McCorquodalerob@stuteslaw.combecky@stuteslaw.com

Department of Interior and Environmental Protection Agency Attn: Donna K. Webb, Assistant US Attorney donna.webb@usdoj.govGeophysical Pursuit, Inc c/o Jackson Walker LLP Attn: Bruce J. Ruzinsky bruzinsky@jw.comGregg County and Rusk County c/o Linebarger Goggan Blair & Sampson, LLP Attn: Laurie A. Spindler dallas.bankruptcy@publicans.comHarris County, Jefferson County, Galveston County, Polk County, & Cleveland ISD c/o Linebarger Goggan Blair & Sampson, LLP Attn: John P. Dillman houston_bankruptcy@publicans.comHouston 1177 West Loop Owner, LP c/o Crady Jewett McCulley & Hourern LLP Attn: Shelley Bush Marmon smarmon@cjmhlaw.comOfficial Committee of Unsecured Creditors c/o Locke Lord LLP Attn: Matthew H. Davis mdavis@lockelord.comOfficial Committee of Unsecured Creditors c/o Locke Lord LLP Attn: Omer F. Kuebel, III rkuebel@lockelord.com

Official Committee of Unsecured Creditors c/o Locke Lord LLPAttn: Philip G. Eisenberg & Simon R. Mayer

peisenberg@lockelord.comsimon.mayer@lockelord.com

Perdido Energy Louisiana, LLC c/o Langley & Banack Inc. Attn: Allen M. DeBard adebard@langleybanack.com

PetroQuest Energy, Inc c/o Porter Hedges LLPAttn: John F. Higgins & M. Shane Johnson

jhiggins@porterhedges.comsjohnson@porterhedges.com

PPI Quality and Engineering, LLCc/o Gordon Arata Montgomery Barnett McCollam Duplantis & Eagan, LLC Attn: Armistead M. Long along@gamb.com

Secure Networkers Attn: Kerri Ellis kerri.ellis@securenetworkers.comSeitel Data, Ltd. c/o Clark Hill Strasburger Attn: Duane J. Brescia dbrescia@clarkhill.comSibley Petroleum Investments, LLC c/o Kane Russell Coleman & Logan PC Attn: S. Kyle Woodard kwoodard@krcl.comSt. Bernard Well Service, LLC Attn: Patrick Pescay ppescay@eatel.netSt. Bernard Well Service, LLC c/o Lugenbuhl, Wheaton, Peck, Rankin & Hubbard Attn: Stewart F. Peck speck@lawla.com

Texas Attorney General’s Office Attn: Jason B. Binford & Abigail Ryan Bankruptcy & Collections Divisionjason.binford@oag.texas.govabigail.ryan@oag.texas.gov

Texas Comptroller of Public Accounts Attn: Courtney J. Hull, Assistant Attorney GeneralBankruptcy & Collections Division MC 008 courtney.hull@oag.texas.gov

The Railroad Commission of Texas Office of the Attorney General of TexasAttn: Jason B. Binford & Abigail R. Ryan

jason.binford@oag.texas.govabigail.ryan@oag.texas.gov

TK Towing, Inc c/o Pusateri, Johnston, Guillot & Greenbaum, LLCAttn: Salvador J. Pusateri & Aaron B. Greenbaum

aaron.greenbaum@pjgglaw.comsalvador.pusateri@pjgglaw.com

TK Towing, Inc. Attn: Todd Kirkpatrick todd@tktowing.comVeritas Land Surveys, a division of Veritas DGC Land, Inc. n/k/a CGG Land (U.S.) Inc. c/o Adams and Reese LLP Attn: Scott R Cheatham scott.cheatham@arlaw.comWesternGeco LLC c/o Gieger, Laborde & Laperouse, LLC Attn: Andrew A. Braun abraun@glllaw.comYE Investments LLC c/o Munger, Tolles & Olson LLP Attn: Thomas Walper thomas.walper@mto.comYE Investments LLC c/o Red Mountain Capital Partners LLC Attn: Willem Mesdag wmesdag@redmtncap.com

In re: Yuma Energy, Inc., et al.Case No. 20-41455 (MXM) Page 1 of 1

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