About Us

Founded in Barstow, California, more than eighty years ago, Southwest Gas Corporation is the largest distributor of natural gas in Arizona and Nevada. It also provides natural gas service to a portion of the high desert region of Southern California.


Today, Southwest Gas serves approximately 1.9 million customers in Arizona, California and Nevada.


Over the years, the company has received numerous national, regional and local awards in the areas of pipeline safety, environmental programs, technology, diversity, volunteerism, and customer service.


As an investor-owned utility, the company’s performance and growth reflect a progressive and entrepreneurial spirit, fueled by the dedication and commitment of more than 2,200 employees. This successful combination allows Southwest Gas to continue our excellent service to customers while managing the increasing operational demands throughout the rapidly growing markets we serve.