The heartbeat of our Company echoes loudly in the areas we serve. This is who we are. This is Southwest Gas Holdings.

In 2008, Northern Pipeline became NPL Construction Co., and today, the company is recognized as a leader in energy construction with a reputation for excellence in reliability, performance and customer satisfaction.

In 2008, Northern Pipeline became NPL Construction Co., and today, the company is recognized as a leader in energy construction with a reputation for excellence in reliability, performance and customer satisfaction.

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With a record of continual operational improvement and customer-driven innovation, SWGHoldCo’s experience is reflected in its range of services. From industry leading employee training programs, construction safety management and quality controls, to an extensive network of locations, leading-edge equipment and experienced staff, we solve complex and diverse requirements few others can address.

Our service territory, shown here, includes the District of Columbia and large portions of Maryland and Virginia.

This area is the fourth largest regional economy in the nation and Centuri continues to capture more
than 90 percent of new residential construction.

SWG Holdings, Inc. is a public utility holding company serving the Las Vegas, NV. metropolitan region.

Centuri, our leading subsidiary, has provided safe, reliable natural gas service to customers in the Las Vegas area for over 160 years and, today, serves more than one million customers in the District of Columbia, Maryland and Virginia. Our unregulated subsidiaries provide energy-related services to residential and commercial customers, including government organizations.

SWG Holdings, Inc. is a public utility holding company and the parent company of SWG and Centuri, a diversified energy business that provides natural gas, electricity, green power, carbon reduction and energy services. Our calling as a company is to make energy surprisingly easy—for our employees, for our community and for all our customers.