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Southwest Gas Holdings' 2025 Sustainability Report: A Commitment to Community and Environment

Southwest Gas Holdings, Inc. has recently published its 2025 Sustainability Report, marking a significant milestone in its ongoing dedication to environmental stewardship and community engagement. Under the title "Fueling Communities. Creating Enduring Value", this report reflects the company's remarkable journey towards sustainability following its separation from Centuri Holdings, Inc. The report highlights extensive investments aimed at improving safety, enhancing customer experiences, and supporting community initiatives.

Major Achievements in the 2025 Report

In this inaugural sustainability report published since the organizational transition, Southwest Gas has demonstrated its commitment to operational excellence while consistently prioritizing safety, customer service, and environmental initiatives. The report outlines several key achievements that underscore these commitments:

1. Enhanced Employee Safety Performance: The company recorded a noticeable improvement in employee safety, lowering the Total Recordable Incident Rate by 17% and reducing the Days Away, Restricted, or Transferred rate by an impressive 37% year-over-year.

2. Emergency Response Excellence: Southwest Gas achieved a record performance in emergency responses, with 79.2% of emergencies handled within 30 minutes, showcasing its commitment to safety and reliability.

3. Top Rankings in Customer Satisfaction: For the sixth consecutive year, the company ranked No. 1 in customer satisfaction among large utilities in the Western region according to J.D. Power, highlighting its focus on delivering outstanding service to residential natural gas customers.

4. Advancements in Cybersecurity and System Monitoring: A significant modernization project has enhanced the company's ability to monitor its natural gas system in real time, thereby improving both system integrity and response capabilities.

5. Commitment to Emission Reductions: Utilizing vacuum and compression technology, the company successfully captured over 3.37 million standard cubic feet of natural gas, thus preventing approximately 191 metric tons of carbon dioxide equivalent emissions. Furthermore, it surpassed its goal of a 20% reduction in emissions by achieving a 33.7% decrease compared to 2015 figures.

6. Support for Community Initiatives: The Southwest Gas Foundation made a substantial investment of $2.5 million to support 362 nonprofit organizations, contributing to the overall welfare of communities across its service area. Additionally, employee volunteers dedicated over 4,500 hours to local initiatives, while staff contributions through the FUEL for LIFE program reached approximately $2.7 million.

7. Progress in Greenhouse Gas Offsetting: The company doubled its per-block greenhouse gas emissions offsets in Nevada for customers engaged in the Move2Zero program, surpassing 200,000 therms in offset since the program's inception in 2022.

Governance and Accountability in Sustainability

Sustainability is intricately woven into the core business and governance of Southwest Gas. Oversight from the Board of Directors and company leadership ensures accountability, further bolstering safe operations and employee development while fostering lasting community investments. These guiding principles, including safety, integrity, importance of relationships, and sustainability, shape the operational framework and strategic direction of the company.

The complete report is accessible at www.swgasholdings.com/esg, providing a comprehensive view of Southwest Gas' sustainability initiatives and future commitments.

Through this detailed report, Southwest Gas Holdings not only asserts its position as a leader in the natural gas market but also exemplifies how a commitment to sustainability can foster community growth and environmental responsibility. As the company continues to navigate the complexities of the energy sector, its dedication to sustainable practices is sure to inspire both its stakeholders and the communities it serves.