Commissioners

Hayley Williamson, Chair

Hayley Williamson was reappointed Chair of the Public Utilities Commission of Nevada in 2023 by Governor Lombardo. She was first appointed Chair in 2020 by Governor Sisolak.

Previously, Chair Williamson served as a Commissioner and as Senior Assistant General Counsel and Acting General Counsel for the PUCN. As a Commissioner, Chair Williamson has been responsible for developing rules to implement many important pieces of legislation, including Nevada’s Renewable Portfolio Standard, renewable natural gas requirements, and Natural Disaster Protection Plans. Chair Williamson has worked at the PUCN since 2013 and has more than a decade of public utility law experience. As an attorney for the PUCN, Chair Williamson represented the agency before Nevada district courts and the Nevada Supreme Court, and she appeared on behalf of the agency at the Federal Energy Regulatory Commission.

In addition to her role at the PUCN, Chair Williamson is a member of the Nevada Transmission Task Force. In 2023, she also was elected Chair of the Body of State Regulators, after serving as Vice Chair of that board since 2020 following her election to the position by Commissioners across the western United States.

Chair Williamson is also the Vice Chair of Board of the Tahoe Regional Planning Agency, a bistate agency leading the regional effort for Lake Tahoe’s conservation and restoration. Additionally, Chair Williamson was elected by her national peers to serve on the Board of the National Association of Regulatory Utility Commissioners in 2022.

Chair Williamson graduated magna cum laude from the University of Wisconsin - Stevens Point, where she earned her bachelor’s degree; and magna cum laude from Vermont Law School, where she earned her juris doctorate. At Vermont Law School, Chair Williamson was an editor of the Vermont Law Review. She also holds a Master of Philosophy degree from the University of Cambridge, where she wrote her master’s thesis on renewable energy and land use issues on the West Coast.

Chair Williamson lives in Stateline, Nevada, in the Lake Tahoe area with her family.

Tammy Cordova, Commissioner

Tammy Cordova was reappointed to the Public Utilities Commission of Nevada in 2024 by Governor Joe Lombardo. She was first appointed to the Commission in 2020 by Governor Steve Sisolak.

Commissioner Cordova has three decades of experience in state government and the United States Navy. She has worked for the PUCN since 2001. Before her appointment to the Commission, Commissioner Cordova served as staff counsel of the PUCN’s Regulatory Operations Staff. Previously, she also served as assistant staff counsel and as an administrative attorney, with duties in both Northern and Southern Nevada. During her tenure at the PUCN, she has focused on a collaborative and practical approach to utility regulation. Commissioner Cordova served as an officer in the United States Navy from 1991 to 1996 and was an executive director in Europe of a branch of the Navy-Marine Corps Relief Society.

Commissioner Cordova serves as Chair of the National Association of Regulatory Utility Commissioners Committee on International Relations. Commissioner Cordova is also a member of the NARUC Gas Committee, Vice-Chair of the NARUC Task Force on Natural Gas Resource Planning, and a member of the Gas Pipeline Advisory Committee of the Pipeline and Hazardous Materials Safety Administration in the U.S. Department of Transportation. She is a member of the Committee of State Representatives for the Western Resource Adequacy Program of the Western Power Pool.

Commissioner Cordova graduated with a Bachelor of Science in human and organizational development from Vanderbilt University and earned her Juris Doctorate from University of San Diego School of Law. Originally from Salisbury, Maryland, Commissioner Cordova lives in Las Vegas with her two adult children.

Randy J. Brown, Commissioner

Randy Brown was appointed to the Public Utilities Commission of Nevada by Governor Joe Lombardo, effective Oct. 1, 2023.

Commissioner Brown worked in public utility accounting, tax and regulatory affairs for more than 26 years. Commissioner Brown previously led regulatory operations for AT&T in Nevada and previously served as a Commissioner on the Nevada Tax Commission from 2017 to 2023.

A native of Reno, Nevada, Commissioner Brown holds a degree in accounting from the University of Nevada, Reno, and is a licensed Certified Public Accountant (CPA) in the state of Nevada. He is a graduate of the Leadership Reno-Sparks program and a member of the American Institute of Certified Public Accountants.

Commissioner Brown previously served as Chairman of the Reno Sparks Chamber of Commerce, the Children's Cabinet, and the University of Nevada Alumni Association. He is Trustee Emeritus of the University of Nevada Foundation and previously served as a board member of the Nevada Taxpayers Association and the Renown Business board. Commissioner Brown previously served as a member of the Renown Health Audit and Compliance Committee, the Washoe County School District Internal Audit Committee and the Washoe County Internal Audit Committee. He currently serves on the board of directors of the Nevada Women’s Fund and as a member of the Audit Committee of the National Council of Juvenile and Family Court Judges.

Commissioner Brown makes his home in Reno with his wife, Natalie, and they are the proud parents of their adult son, Austin.