Southwest Gas names Justin Brown as next CEO effective May 2026

Southwest Gas Holdings Inc. (NYSE: SWX) announced that its board of directors has appointed Justin Brown as chief executive officer, effective May 8, 2026. Brown, currently president of Southwest Gas Corporation, will succeed Karen Haller, who plans to retire after a 29-year career with the company.

Haller will step down as president, CEO and board member following the leadership transition. The company stated she will serve as an advisor through the end of 2026 to support the transition process.

Brown has been nominated to join the board of directors following the 2026 Annual Meeting of Stockholders, according to the company's announcement made in a press release.

E. Renae Conley, chair of the board of directors, said Brown has demonstrated operational excellence and driven positive regulatory outcomes during his tenure leading utility operations. She credited Haller with guiding the company through the sale of MountainWest and separation of Centuri, transforming Southwest Gas into a fully regulated natural gas business.

Brown joined Southwest Gas in 2004 as senior counsel in legal affairs and has held various leadership positions including associate general counsel, vice president of pricing, vice president of regulatory affairs, and senior vice president and general counsel before being appointed president in 2022.

In his current role as president of Southwest Gas Corporation, Brown oversees service to approximately 2.3 million customers across Arizona, California and Nevada. He holds a Bachelor of Science in Accounting from Southern Utah University and earned his MBA and Juris Doctor from Gonzaga University.

Southwest Gas Holdings operates through its primary subsidiary Southwest Gas Corporation, which purchases, distributes and transports natural gas to over 2 million customers throughout Arizona, Nevada and California.

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