Established in 1954, ASES is a 501(c)(3) non-profit that advocates for sustainable living and 100% renewable energy by sharing information, events and resources to cultivate community and power progress.

ASES VisionA world equitably transformed to 100% renewable energy.

ASES Mission StatementASES accelerates equitable solar adoption and universal sustainable living by educating and building community.

SAVE THE DATE! SOLAR 2023 will be Aug 8-11, 2023, in beautiful Boulder, Colorado at the University of Colorado, Boulder. ASES’s 51st Annual National Solar Conference, SOLAR 2022: Energy Transition with Economic Justice, took place June 21-24, 2022 at the University of New Mexico in Albuquerque. 

ASES stands steadfastly with the people of Ukraine. To implement our stated mission of accelerating equitable solar adoption, ASES strives to incorporate the psychological and societal benefits of JEDI concepts. ASES also works to incorporate the most effective ways to foster these outcomes to advance a more just and equitable world. We integrate the perspectives of science, industry, policy and citizens. We believe knowledge and community are a powerful combination for change.

We have a new scholarship opportunity for students. Learn more about the Don Aitken Memorial Scholarship and apply.

Through our programs, Solar Today magazine, ASES National Solar Conferences, National Solar Tour, Zero Emissions Network (ZEN), ASES Webinar Series, Tiny Watts, and the ASES Online Community we engage individuals, businesses and partnering groups to advance these possibilities. We also help host and share current events from our partners and chapters.

The ASES National Solar Tour will occur both in neighborhoods and virtually on October 1-2, 2022, and online the surrounding weekends. Attend a Local Solar Tour or a Solar Site in your neighborhood, completely online, or as a hybrid that includes both virtual and in-person components.

For sponsorship and advertisement opportunities, see the 2022 Media and Sponsorship Portfolio and contact


ASES recognizes the harmful effects of racism, sexism, ageism, and classism including, but not limited to implicit and unconscious bias, on individuals and society. We stand steadfastly with individuals and communities around the world who have been victims of discrimination and injustice. This is especially significant given our stated goal to achieve equitable access and transformation to a global society powered by renewable energy. Please read more about our commitment to Justice, Equity, Diversity & Inclusion (JEDI) at



SOLAR 2022: Energy Transition with Economic Justice took place June 21-24, 2022 in Albuquerque at the University of New Mexico. Contact sales for sponsorship and advertisement opportunities.


National Solar Tour

The ASES National Solar Tour is the largest annual grassroots solar, renewable energy, and sustainable living event in the nation. Despite its name, the ASES National Solar Tour does not just feature solar power but instead a bevy of sustainable features. Check out the new key and map to explore all the diverse sites and tours featured on this year’s Tour. Sign up your Local Solar Tour or Solar Site by September 15th to participate!


Check out the newest forum in the ASES Online Community! The new, Ask a Renewable Energy Expert forum is a new place for our ASES members to ask technical, solar, energy efficiency and other sustainable or renewable related questions to our team of renewable energy experts. We hope you enjoy and take advantage of this new and great community partnered with the ASES Technical Divisions. Join or renew your membership for access. For more information, please review the Online Community User Guide.


Solar Today Magazine

Published for more than 30 years, Solar Today Magazine offers readers fresh insights and information about renewable energy solutions and sustainable living. Explore the magazine!


A new nationwide movement of “tiny watts”–very small applications of solar PV and solar thermal–because even small applications add up in a big way! Learn more

Need a gift for an adventurer? Purchase a HELIO light and a significant portion of the product price will be donated directly to ASES. For a limited time, purchase a HELIO light in the “Red Woods” color and it will be engraved with the ASES logo.


The ASES Webinar series will vary from technical content, to everyday information pertaining to solar and renewable energy, and ASES Programs like content from the National Solar Conference and the National Solar Tour. Register for our upcoming webinars today! Please support the ASES Webinar series by donating to our program.


Our goal at ZEN is to provide the knowledge and the resources to each individual (like you) to help you understand how you can reduce your emissions. Learn more

Join our community!


We offer several membership options for individuals, businesses and students to meet your desired level of participation.

Support our cause.


We welcome donations of all sizes and types, whether it’s a one-time gift, a monthly contribution or part of a matching gifts program.

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