Ashleigh Myers focuses her practice on helping companies achieve compliance objectives, resolve environmental liabilities, and manage and assess complex environmental projects and risks of various kinds.

Ashleigh counsels clients on an array of environmental regulatory, litigation, public policy, and transactional matters, including contamination investigations, remedial actions, natural resource damages, compliance counseling, diligence, and defending against agency enforcement actions at the state and federal levels, and managing international transboundary liabilities. Ashleigh’s practice involves advising on complex project development, including project permitting and planning, and project impacts mitigation and restoration. She also works closely with clients on water quality, water utility, and water rights matters. Ashleigh routinely advises clients on issues arising under the Clean Water Act (CWA), Safe Drinking Water Act (SDWA), Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), Resource Conservation and Recovery Act (RCRA), and National Environmental Policy Act (NEPA) and has experience with environmental issues in areas of archaeological significance under the National Historic Preservation Act and in tribal relations and involving federal and state species protection laws, including the Endangered Species Act, Migratory Bird Treaty Act, and the Bald and Golden Eagle Protection Act.

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In addition to her environmental practice, Ashleigh is also a member of Pillsbury’s Crisis Management Focus Team, which counsels companies and individuals in a wide variety of matters involving the potential for substantial financial or reputational losses.

Ashleigh also has experience in state and federal government, having served as Bob Bullock Scholar for Texas State Senator Kel Seliger and as a congressional intern for U.S. Representative Mac Thornberry in Washington, D.C.

Professional Highlights


  • Co-author, "Supreme Court Revisits and Revises ‘Auer Deference’ with Implications for Environmental Law," in EM (2020)
  • Co-author, “How a New Ecological Augmentation Remedy Option Could Advance Superfund Site Closures at Mining-Impacted Sites” in the American Bar Association's Section of Environment, Energy, and Resources (2019)
  • Co-author, "Water Reuse" in the Essentials of Texas Water Resources (2018)

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  • Co-author, "Water Quality" in the Thomson West Texas Practice Guide two-volume treatise on Texas Environmental Law (2015-2018)
  • Co-author, “Water Barons for the Water Barren? A Survey of Interbasin Water Transfer Laws in the Western States,” Texas Water Journal (Vol. 8, No.  1, 2017)
  • Author, “Enlisting Renewable Energy: The Military’s Environmental Exceptionalism and a Renewable Energy Initiative in the Face of a National Security Threat,” Texas Environmental Law Journal, Vol. 45, No. 3, Aug. 2015
  • Speaking Engagements
    • Texas Environmental Superconference, “Case Law Update” – 2020
    • "Emergency Response: Managing Legal Requirements to Prevent and Respond to Major Accidents," 32nd Annual Environmental, Health and Safety Seminar & Industry Trade Show, June 2019
    • “Case Law Update,” Texas Water Conservation Association Mid-Year Conference, June 2018
    • “Interbasin Transfers: Policy, Protectionism, and Pipe Dreams,” CLE International, Oklahoma Water Law Conference, Mar. 2018
    • “Roundtable 1: Effective Negotiation to Achieve the Best Outcome,” National Association of Clean Water Agencies, National Water Enforcement Workshop, Nov. 2017
    • “Surface Water Law 101,” Texas 4-H Water Ambassador Program, 4-H20 Youth Leadership Academy, July 2017
  • Associations
    • State Bar of Texas – Environmental and Natural Resources and Administrative Law Sections
    • Houston Bar Association – Environmental Law Section
      • Board Member, 2020 - Present
    • Texas Young Lawyers Association
    • Texas Environmental Law Journal, State Bar of Texas’s Environment and Natural Resource Law Section’s Editor-in-Chief, 2019-present
  • Honors & Awards
    • Recipient of the 2020 Burton Award for Distinguished Legal Writing (Law360)
    • Recipient of the 2020 KINDest Pro Bono Advocates (Kids in Need of Defense)


  • J.D., The University of Texas School of Law, 2015

    B.A., Environmental Science, Baylor University, 2012
    International Studies,, summa cum laude


  • Texas


  • Judicial Intern for Judge Xavier Rodriguez, U.S. District Judge for the Western District of Texas

    Judicial Intern for Judge Jeffrey Manske, U.S. Magistrate Judge for the Western District of Texas