Karen Haller

President & Chief Executive Officer, Southwest Gas

Karen Haller is President and Chief Executive Officer of Southwest Gas Holdings, Incorporated (NYSE: SWX), a publicly traded company with over $4.7 billion market capitalization. Southwest Gas Holdings is an energy infrastructure holding company that conducts high-quality operations in regulated and unregulated businesses by providing clean and affordable natural gas services and building energy infrastructure. 

As CEO, Karen leads a dynamic Company whose regulated subsidiaries provide reliable, affordable and sustainable energy for over 2 million natural gas utility customers throughout Arizona, California and Nevada (Southwest Gas Corporation) and operate an interstate natural gas pipeline providing transportation and underground storage services in Utah, Wyoming and Colorado (MountainWest Pipeline). Also in this role, Karen oversees the Company’s unregulated strategic infrastructure services company (Centuri), which partners with regulated utilities to build and maintain the energy network that powers millions of homes and businesses across the United States and Canada. 

Karen is responsible for the strategic vision and the overall business operation of Southwest Gas and its subsidiaries, championing business models which provide value through growth and investment, and stewarding Company resources to support the sustainable energy transition. Karen takes pride in leading a diverse Company built on the values of safety, exceeding customers’ expectations, providing opportunity for employees, facilitating constructive relationships with regulators, and delivering returns for stockholders. 

With more than 25 years at Southwest Gas, Karen has served in multiple leadership positions throughout her tenure, most recently serving as Executive Vice President and Chief Legal and Administrative Officer. Before joining Southwest Gas, Karen worked as a private practice lawyer. 

Karen serves on the Board of Directors of the Legal Aid Center of Southern Nevada, the Las Vegas Global Economic Alliance and the American Gas Association. She was recently appointed Nevada Governor-Elect Joe Lombardo’s Energy Working Committee Chair. Karen is a member of Arizona, California and Nevada State Bars and past Chair of the American Gas Association Legal Committee. 

Karen received a Bachelor of Science degree in Finance with Honors from the University of Wyoming and her J.D. from Cornell Law School. 

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