Adrianne M. Waddell
Partner

Overview
Adrianne M. Waddell is a litigation attorney in Holland & Knight's Austin and Houston offices. Ms. Waddell focuses her practice on a wide range of matters involving energy, electric utility law, administrative law, environmental, finance, e-commerce, healthcare and commercial litigation.
Ms. Waddell is experienced in representing clients in state and federal courts, arbitration venues and the Texas State Office of Administrative Hearings (SOAH).
Ms. Waddell is well versed in compliance matters for various regulated entities at the state and federal levels, including electric cooperatives, oil and gas, and healthcare corporations. She represents clients before the:
- Public Utility Commission of Texas (PUC)
- Railroad Commission of Texas (RRC)
- Texas Commission on Environmental Quality (TCEQ)
- Rural Utilities Service (RUS)
- Texas Department of Insurance (TDI)
- Texas Health and Human Services Commission (HHSC)
Ms. Waddell has assisted clients with regulatory due diligence, agency rulemakings and reporting, electric rate cases, transmission certificate of convenience and necessity (CCN) proceedings, and permit hearings. She also has defended clients for alleged violations of agency rules.
In addition to her litigation practice, Ms. Waddell often handles contract negotiations and corporate governance matters. She regularly drafts and negotiates independent contractor agreements, bylaw amendments, management and director training materials, and board resolutions.
Prior to joining Holland & Knight, Ms. Waddell worked for the PUC in the Commission Advising and Docket Management Division.
In the community, Ms. Waddell serves on the board of Volunteer Legal Services of Central Texas, where she is an active volunteer in their Eviction Task Force. She also serves on the board of the Hispanic Bar Association of Austin and Music to Life, a nonprofit that connects socially conscious musicians with the resources needed to realize their bold visions for community change. She is vice president for the Council of Affiliates on the Board of Governors of the Hispanic National Bar Association (HNBA).
Representative Experience
Credentials
- The University of Texas School of Law, J.D.
- Rice University, B.S., Civil Engineering
- Texas
- U.S. District Court for the Southern District of Texas
- U.S. District Court for the Eastern District of Texas
- U.S. District Court for the Western District of Texas
- U.S. District Court for the Northern District of Texas
- Volunteer Legal Services of Central Texas, Board Member, 2020-Present; Board Secretary, 2024
- Music to Life, Board Member, 2021-Present
- Hispanic National Bar Association (HNBA), Member, 2015-Present; Young Lawyers Division Representative, Region XII (Arkansas, Louisiana, Oklahoma and Texas), 2018-2021; Board of Governors Delegate for Council of Affiliates, 2023, 2024; Vice President of Affiliates and Associates, 2024
- Hispanic Bar Association of Austin, President, 2023; Treasurer, 2020-2022; Charitable Foundation, 2020-Present, Hispanic Heritage Lunch, Co-Chair, 2021-Present
- Young Hispanic Professional Association of Austin, Fundraising Co-Chair, 2017
- Longitude.site, Advisory Board Member, 2020-2022
- Rice University Alumni Austin Chapter
- Top Lawyers Under 40, Hispanic National Bar Association, 2025
- J. Chrys Dougherty Award, Volunteer Legal Services of Central Texas, 2024
- Hot List, Lawyers of Color, 2023
- Outstanding Services Award, American Bar Association Military Pro Bono Project, 2021, 2023
- Holland & Knight Pro Bono All-Star, 2017-2021, 2023