About ASES

Our 45th National Solar Conference, SOLAR 2016, will be held July 10-14 in San Francisco, CA in conjunction with Intersolar North America.  See solar2016.org for more information.

Established in 1954, the nonprofit American Solar Energy Society (ASES) is the nation’s leading association of solar professionals & advocates.

ASES is the US Section of the International Solar Energy Society.  

Our mission is to inspire an era of energy innovation and speed the transition to a sustainable energy economy.

ASES’s purpose is to continue being a catalyst and a valuable resource in the emergence (and re-evolution) of America’s new energy economy, in a way that deeply values the role of all stakeholders in a collaborative and transparent co-creative process, so that all stakeholders enthusiastically participate in advancing the legacy of solar and renewable energy to enrich the quality of life, indefinitely.

Leading the Renewable Energy Revolution for 62 years


We bring the Solar and Renewable Energy Communities Together with:

  • chapter_logoRegional Chapters in 41 states and the District of Columbia
  • 9 Student Chapters at colleges across the country.
  • 9 Technical Divisions, with student and professional members from all disciplines that serve as a clearing house division_logofor basic research across all renewable-energy and energy-efficiency technologies.
  • Emerging Professionals connections.

To celebrate the 20th anniversary of the National Solar Tour, October was National Solar Tour Month.  Homeowners and businesses in neighborhoods across the country opened their doors and showed what they’ve done to slash utility bills and help cut pollution from electric generating plants. Take a look at the 2015 Solar Tour Guide for more information.

ASES members are scientists, manufacturers, installers and homeowners.
ASES members are scientists, manufacturers, installers and homeowners.

ASES has 61 years of research, including scientific papers from 44 National Solar Conferences, 17 volumes of Advances in Solar Energy, 27 years of SOLAR TODAY magazine articles and dozens of policy reports commissioned by ASES.

Become a member or donate today.

More information about basic, professional and business memberships.

The need for renewable energy is clear. Fossil fuels are putting the environment at risk. Fuel costs are volatile while pollution and climate change threaten our security and future.  The time for change is now.

Help us create a sustainable energy economy.
Solar energy and energy efficiency are key to protecting the environment and growing the economy. They help tackle climate change and promote energy independence. We urgently need your support to strengthen our efforts. You can make a difference. Together, we can create a sustainable energy economy.

Join us.

ASES joins with participating chapters in offering a combined membership for $60. That saves at least $10/year with most chapters.

You may use the combined membership ONLY for the following chapters:

  • Northern California
  • Florida
  • Indiana
  • Kentucky
  • Maine
  • Mid-Atlantic
  • Minnesota
  • Nevada
  • New Mexico
  • New York
  • Texas

Begin the membership process, and choose basic membership. You will be given a choice to select combined chapter membership.