kwehmeyer@swenergylaw.com
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Phone: 210-998-4188
Mobile: 210-315-1620
Fax: 210-998-4201

IBC Highway 281 North Centre Building
12400 San Pedro Avenue, Suite 300
San Antonio, TX 78216

Education

  • The University of Texas School of Law, J.D., with honors, 2006
  • Baylor University, B.A., magna cum laude, 2002

Admissions

  • Texas, 2006
  • Oklahoma, 2015
  • New Mexico, 2016

Board Certified

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Katy Pier Wehmeyer
Rated by Super Lawyers


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Katy Pier Wehmeyer
Rated by Super Lawyers


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Katy Pier Wehmeyer
Rated by Super Lawyers


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Katy Wehmeyer

Katy Wehmeyer advises oil and gas exploration and production companies in connection with oil and gas lease negotiation and operation, including participation and joint development agreements, pooling and unitization issues, and royalty payment and calculation matters. Katy also handles acquisitions and divestitures of oil and gas assets and assists clients with title due diligence ahead of asset acquisition and development. She is Board Certified in Oil, Gas and Mineral Law by the Texas Board of Legal Specialization, and is the Managing Shareholder of Santoyo Wehmeyer P.C.

PROFESSIONAL AND COMMUNITY ACTIVITIES

  • State Bar of Texas Oil & Gas Pattern Jury Charge Committee, 2022-present
  • The Foundation for Natural Resources and Energy Law, Member
  • Texas Bar Foundation, Sustaining Life Fellow
  • State Bar of Texas Oil, Gas & Energy Resources Law Immediate Past Chair, 2023-2024
  • State Bar of Texas Oil, Gas & Energy Resources Law Chair, 2022-2023
  • State Bar of Texas Oil, Gas & Energy Resources Law Chair-Elect, 2021-2022
  • State Bar of Texas Oil, Gas & Energy Resources Law Vice-Chair, 2020-2021
  • State Bar of Texas Oil, Gas & Energy Resources Law Treasurer, 2019-2020
  • State Bar of Texas Oil, Gas & Energy Resources Law Section Report Editor, 2018-2019
  • State Bar of Texas Oil, Gas & Energy Resources Law, Council Member, 2016-Present
  • San Antonio Bar Association, Natural Resources Section Past Chairman, 2010-2011
  • San Antonio Bar Association, Natural Resources Section, Member
  • San Antonio Association of Professional Landmen, Member
  • San Antonio Association of Professional Landmen, Mid-Winter Seminar, Organizer, 2012
  • American Association of Professional Landmen, Member
  • Midland County Bar Association, Member

PROFESSIONAL RECOGNITION

  • Scene in SA, “San Antonio’s Rising Star Lawyers,” 2011-2012, 2023
  • San Antonio Business Journal Women’s Leadership Award, 2022
  • Selected for inclusion as a “Top Attorney,” San Antonio Magazine, 2021
  • Selected for inclusion as a “2023 Texas Super Lawyer,” Super Lawyers (Thomson Reuters)
  • Selected for inclusion as a “2021 Texas Super Lawyer,” Super Lawyers (Thomson Reuters)
  • Selected for inclusion as a Lawyer of the Year, Best Lawyers, 2021
  • San Antonio Business Journal 40 Under 40 Award, 2019
  • Selected for inclusion as a Super Lawyer, Super Lawyers (Thomson Reuters), 2018, 2019, 2020
  • Texas Lawyer Announces its 2016 Women in Energy Honorees – Katy Moore
  • San Antonio Business Journal Outstanding Lawyers Award, 2016
  • Selected for inclusion as a “Texas Rising Star,” Super Lawyers, 2014-2016
  • Selected for inclusion in “Who’s Who in Energy,” San Antonio Business Journal, 2014-2016
  • Scene in SA, “San Antonio’s Best Lawyers,” 2011, 2020, 2021
  • Scene in SA, “San Antonio’s Rising Stars,” 2011-2012

NEWS/PUBLICATIONS

  • 03.01.24: Pooling and Allocation Wells, Live Oak Conference, Midland, Texas, Katy Wehmeyer, author and speaker
  • 09.07.23:The Fundamentals of Voluntary Pooling in Texas, State Bar of Texas, UTCLE Fundamentals of Oil & Gas, Katy Wehmeyer, author and speaker
  • An In-Depth Analysis of Texas Pooling Issues, 18 Tex. Journal of Oil, Gas, and Energy Law 141 (2023)
  • 04.22.22: In Depth Analysis of Texas Pooling Issues, UTCLE Ernest Smith Oil and Gas Institute, Katy Wehmeyer, author and speaker
  • 10.18.21:  Texas Pooling Issues, San Antonio Association of Professional Landmen, Katy Wehmeyer, speaker
  • 10.01.21: In Depth Analysis of Texas Pooling Issues, State Bar of Texas, 39th Annual Advanced Oil, Gas and Energy Resources Law Course, Katy Wehmeyer, author and speaker
  • 03.26.21: Non-Participating Royalty Interest Litigation, The University of Texas School of Law, 47th Annual Ernest E. Smith Oil, Gas and Mineral Law Institute, Katy Wehmeyer, author
  • 03.17.21: Withholding Royalty Payments after ConocoPhillips Co. v. Koopmann, Dallas Bar Association, Katy Wehmeyer, speaker
  • 02.26.21: Ownership of and Access to Surface Lands and Minerals, Half-Moon Education, Inc., Current Issues in the Practice of Geoscience, Katy Wehmeyer, speaker
  • 02.11.21: Customizing the Oil and Gas Lease from the Lessee’s Perspective, San Antonio Bar Association Natural Resources Section, Katy Wehmeyer, speaker
  • 01.21.21: Customizing the Oil and Gas Lease from the Lessee’s Perspective, San Antonio Association of Professional Landmen Mid-Winter Seminar, Katy Wehmeyer, author and speaker
  • 10.28.20: Customizing the Oil and Gas Lease from the Lessee’s Perspective, Fort Worth Association of Professional Landmen, Katy Wehmeyer, speaker
  • 10.14.20: Ownership of and Access to Surface Lands and Minerals, Half-Moon Education, Inc., Current Issues in the Practice of Geoscience, Katy Wehmeyer, speaker
  • Customizing the Oil and Gas Lease From the Lessee’s Perspective, Landman Magazine, March/April 2020 issue, Katy Wehmeyer, author
  • Spring, 2020: Withholding Royalty Payments after ConocoPhillips Co. v. Koopmann, 52 Tex. Tech. L. Rev., 439 (2020)
  • Rights of First Refusal in Texas: An Overview, 14 Tex. Journal of Oil, Gas and Energy Law, 35 (2019)
  • 11.07.19: Customizing the Oil and Gas Lease From the Lessee’s Perspective, Rocky Mountain Mineral Law Foundation – AAPL, Advanced Landman’s Institute, Katy Wehmeyer, speaker and author
  • 02.21.19: San Antonio Business Journal – 2019 40 Under 40 – Katy Moore
  • 01.10.19: Texas Natural Resources Code Section 91.402 After Koopmann, State Bar of Texas, Oil and Gas Disputes Course, Katy Pier Moore, speaker and author
  • 09.21.18: Rights of First Refusal in Texas: An Overview, State Bar of Texas, Oil and Gas Advanced Course, Katy Pier Moore, speaker and co-author
  • 01.25.18: Non-Participating Royalty Interest Litigation – Current Issues, State Bar of Texas, Oil and Gas Disputes Course, Katy Pier Moore, author
  • 01.20.18: Division Orders and Payment Obligations, San Antonio Association of Professional Landmen (SAAPL), 29th Annual Mid-Winter Seminar, Katy Pier Moore, speaker and author
  • 12.01.17: Payor Rights and Obligations, Part II, Texas Oil and Gas Law Journal 01 (2017) Issue 31-6, Benjamin Robertson, Katy Pier Moore & Corey F. Wehmeyer, authors
  • 09.29.17: Payor Rights and Obligations, State Bar of Texas, 35th Annual Advanced Oil, Gas & Energy Resources Law Course, Katy Pier Moore, speaker and author
  • 09.01.17: Payor Rights and Obligations, Part I, Texas Oil and Gas Law Journal 01 (2017) Issue 31-5, Benjamin Robertson, Katy Pier Moore & Corey F. Wehmeyer, authors
  • Consent to Assignment Provisions in Texas Oil and Gas Leases: Drafting Solutions to Negotiation Impasse, 48 Tex. Tech. L. Rev. 335 (2016)
  • 10.14.16: Texas Lawyer Announces its 2016 Women in Energy Honorees – Katy Moore
  • 06.30.16: San Antonio Business Journal – 2016 Outstanding Lawyers Awards – Katy Moore
  • 04.13.15: The Non-Participating Royalty: Issues in Classification, Communitization and Allocation, San Antonio Association of Professional Landmen (SAAPL), Katy Pier Moore and Corey F. Wehmeyer, speakers
  • 02.10.15: “Sinking Oil Prices Drive Fresh Legal Work in Eagle Ford,”Katy Pier Moore Interviewed by Law360
  • 01.30.15: “Where There’s Oil, There’s a Need for Attorneys,” Katy Pier Moore Interviewed by the San Antonio Business Journal
  • 12.05.14: Katy Pier Moore Named Among “2014-2015 “Who’s Who in Energy” by San Antonio Business Journal
  • 06.05.14: “Oil and Gas Lease Analysis, Including Termination,” speaker Katy Pier Moore, Gas and Mineral Titles Examination Course, State Bar of Texas
  • 06.05.14: “Oil and Gas Lease Analysis, Including Termination,” by Katy Pier Moore and Paul Santoyo, Gas and Mineral Titles Examination Course, State Bar of Texas
  • 10.01.09: “Introduction to Wind Power and Electricity Generation,” Author Katy Pier Moore, American Bar Association, Young Lawyer Division website

OIL AND GAS LEASING AND DEALS

  • Represents exploration and production companies in negotiating and closing thousands of acres of oil and gas leases throughout the State of Texas with specific emphasis on the South Texas, Eagle Ford Shale, West Texas, Permian Basin, Panhandle, East Texas and Eaglebine regions and plays
  • Represents diverse client base, including publicly traded companies, independent E&P companies and private equity and private equity-backed groups
  • Advises on acquisition of both producing and non-producing leases, including negotiation of letters of intent, purchase and sale documentation, due diligence work, confidentiality agreements and title documentation

OPERATIONAL AGREEMENTS AND COUNSELING

  • Represents exploration and production companies in all facets of exploration and development of lease, including joint operating agreements, farmout/farmin agreements, participation agreements and other industry agreements
  • Negotiates acquisition of pipeline agreements, surface use agreements, subsurface easements and other surface rights
    Advises clients with regard to lease compliance issues, including royalty payment obligations, payor and division order obligations
  • Negotiates master service agreements and counsels clients regarding risk allocation issues

TITLE EXAMINATION AND DUE DILIGENCE

  • Conducts due diligence work in connection with purchase of mineral and royalty interests
  • Conducts due diligence in connection with acquisition of oil and gas leases, including asserting and resolving title defect issues and coordinating with and managing brokers in field
  • Preparation of original title opinions, supplemental title opinions and division order title opinions

REPRESENTATIVE ENGAGEMENTS

  • Represents several private-equity backed independent producers in South Texas leasing and drilling program
  • Represents publicly traded company in connection with division order and payor obligation matters
  • Represents several publicly traded companies in connection with general oil and gas transactional matters, including oil and gas lease negotiation
  • Deep oil and gas leasing experience in Eagle Ford Shale and Permian Basis regions