Katherine L. Coleman

Katherine L. Coleman

Government and Regulatory Practice Leader |
  • 512.404.6705
  • 713.653.8647
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Government and Regulatory Practice Leader

  • Thompson & Knight LLP
    98 San Jacinto Boulevard
    Suite 1900
    Austin, TX 78701 USA
View Katherine L. Coleman's

Katie Coleman focuses her practice on regulatory and administrative law, with emphasis on state and federal energy regulations, energy markets, energy litigation, and government affairs and appeals. Katie’s significant experience with rate regulation under the Public Utility Commission of Texas (PUCT) and the Federal Energy Regulatory Commission (FERC), and her familiarity with the competitive energy market within the Electric Reliability Council of Texas (“ERCOT”), allow her to provide clients with practical solutions for managing their electric costs and participating the wholesale market. In addition, Katie routinely assists companies with regulatory compliance and diligence in contracting and infrastructure projects, including structuring energy agreements, joint ownership agreements for privately owned electrical facilities, energy supply agreements, and cogeneration agreements. Katie also has expertise in administrative law matters involving rulemakings and disputes before the Texas Railroad Commission, the Texas Alcoholic Beverage Commission, Texas Comptroller of Public Accounts, and the Texas Racing Commission.

According to the prestigious Chambers USA 2015 directory, Katie “gains widespread market recognition.”


  • Assists wholesale market participants with registration, planning, and compliance issues involving ERCOT and the Texas Reliability Entity (“TRE”)
  • Negotiates revisions to the ERCOT protocols on behalf of large energy consumers
  • Provides regulatory counseling on a broad range of energy contracts and conducts regulatory due diligence for proposed energy and electricity transactions
  • Negotiates and structures electric supply arrangements for industrial sites, including cogeneration agreements, retail supply arrangements, and subtractive metering configurations   
  • Structures joint ownership and operating agreements for privately owned electrical facilities 
  • Represents private landowners in transmission line routing (“CCN”) cases before the Public Utility Commission of Texas (“PUC”) and the State Office of Administrative Hearings (“SOAH”), including historic ranches, oil and gas fields, industrial sites, and commercial properties
  • Advocates for large electricity users in rulemakings and policy matters before the PUC on a broad array of issues such as wholesale market design, transmission planning, energy efficiency, and rate design
  • Represents clients in contested matters before the PUC and related appeals
  • Drafts and negotiates legislation in Texas on a broad base of topics, including energy, biofuels, gaming, and tax matters
  • Represented large retail electric provider in customer dispute before district court and the PUC
  • Represents horse and greyhound racetracks before the Texas Racing Commission on various issues, including working with the agency to develop rules authorizing and regulating historical racing


  • Chambers USA by Chambers & Partners (Energy: State Regulatory & Litigation (Electricity)); 2015-2018
  • Austin Energy Regulatory Law "Lawyer of the Year," The Best Lawyers in America® by Woodward/White Inc.; 2019
  • The Best Lawyers in America® by Woodward/White Inc. (Administrative/Regulatory Law, Energy Regulatory Law); 2018-2019
  • Texas Rising Stars® by Thomson Reuters (Legislative & Governmental Affairs); 2016-2018
  • “Recommended Attorney,” The Legal 500 US by Legalease (Industry Focus: Energy Regulatory - Conventional Power); 2017-2018
  • “Lawyers on the Rise,” Texas Lawyer; 2018

Activities (Memberships/Affiliations)

  • President, State Bar of Texas Public Utility Law Section (2016-17); Secretary/Treasurer (2014-15); Council Member (2013-14)
  • Director, Gulf Coast Power Association Board of Directors
    • Treasurer (2018)
    • Co-Chair, GCPA Spring Conference (2016)
    • emPOWERing Women Committee; emPOWERing Women’s Leadership Conference Co-Chair (2018) and Chair (2019)
  • Fellow, Texas Bar Foundation