Creating a Sustainable Energy Future

At Pinnacle West and our primary subsidiary, Arizona Public Service (APS), our approach to sustainability is clear and simple: we work to advance a clean and healthy environment, a vibrant economy and strong communities, for today and for future generations. As Arizona stewards, we do what is right for the people and prosperity of our state. Our vision is to create a sustainable energy future for Arizona, while serving our customers with clean, reliable and affordable energy.


A letter from our CEO and Vice President of Sustainability highlighting our ESG accomplishments in 2022.


Highlights of our environmental, social and governance performance in 2022.


Protecting Arizona’s Water Resources While Supplying Reliable Energy

As the desert Southwest faces increasing water challenges, we recognize the importance of conserving water resources in our operations.

APS Files Rate Case and Taking Steps to Ensure the Resiliency of the Grid

APS files a rate case to meet the needs of its customers by ensuring the existing and future supply of reliable energy and to strengthen the state’senergy grid.

Arizona Utilities and State Universities Team to Pursue a Carbon-Neutral Economy

The coalition will combine its expertise to launch a new ASU-based center to begin working immediately on strategies and solutions including the creation of a regional clean hydrogen hub.

Diversity, Equity and Inclusion

APS received the prestigious 2021 Inclusive Workplace Award presented by the Diversity Leadership Alliance and the Arizona Society of Human Resources Management.

Sustainability at APS: Working to Build a Clean and Sustainable Future for all Arizonans

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