Join the nonprofit American Solar Energy Society

Stay informed and succeed in one of the world's hottest sectors


Established in 1954, the American Solar Energy Society is the nation’s leading association of solar professionals and advocates. We advance education, research and policy, inspiring the nation to go solar.

ASES is a membership-based nonprofit organization -- our mission is to speed the transition to a sustainable energy economy. We help members stay informed and succeed in a rapidly changing industry. Together with our members we’re building a solar-powered, energy efficient nation. But we can’t do it without solar supporters like you. Will you join us?

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SOLAR TODAY



ASES offers different levels of membership so you can select the level that’s right for you. While all members receive an annual subscription to SOLAR TODAY magazine, your membership also supports public education, outreach and advocacy efforts through our website, email, the media and other powerful channels. Increase your impact and receive additional benefits by selecting one of the higher levels of membership.

Professional Membership: consider joining the American Solar Energy Society as a Professional member:

  • All the items listed above, plus…
  • Gain the professional credibility of being among the nation’s solar leaders
  • Connect with insightful experts through ASES Technical Divisions
  • Save $100 on registration for the ASES National Solar Conference
  • Gain exclusive access to industry research in conference proceedings
  • Help speed the transition to a sustainable energy economy


Membership Levels: strengthen your support and increase your impact:

$39 Member
$89 Professional Member ($45 Senior  |  $35 Student)  << joining at this level or higher really helps!
$125 Supporting Member
$250+ Business Member << Join leading solar businesses
$1200 Life Member


The standard membership term is 1 year. Senior members must be age 65+. Student members must be full-time students. Student members and members outside the U.S. will receive SOLAR TODAY magazine online (the printed magazine will not be mailed, saving paper and saving you money.) Supporting members get all the benefits of Professional membership, PLUS recognition of your generous support in SOLAR TODAY magazine. Business membership details and other organizational member options are listed below. Life membership entitles you to Professional member benefits for the rest of your life, plus it allows you to demonstrate your dedication and commitment to ASES' mission. Seniors age 65+ can become a Life member for $600. Make a difference with a lasting gift to ASES and gain recognition for your support in SOLAR TODAY magazine every year for the rest of your life. Convenient payment options available - contact Elena for details: 303.443.3130 x100.

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Business Membership benefits include:

  • All the benefits (listed above) of a Professional Member for one organizational contact, PLUS the following benefits
  • Save $100 on registration for the annual ASES National Solar Conference for all company employees
  • Free listing on ASES directory of leading solar businesses
  • One individual International Solar Energy Society membership for the same person as above
  • Membership in up to nine ASES Technical Divisions for the same person as above
  • 10% discount on SOLAR TODAY advertising (contact This e-mail address is being protected from spambots. You need JavaScript enabled to view it for details
  • A complementary copy of all new ASES White Papers and Policy Statements
  • Annual recognition of your support in SOLAR TODAY magazine
  • Unlimited discounted ASES memberships for company employees
  • Special recognition at the ASES National Solar Conference program

Join ASES as a Business Member - choose your level:
Business Membership I (1 – 9 employees): $250
Business Membership II (10 – 99 employees): $500
Business Membership III (100 – 499 employees): $1000
Business Membership IV (500 or more employees): $2000


Nonprofit Membership benefits include:

  • All the benefits (listed above) of a Professional Member for one organizational contact, PLUS the following benefits
  • Basic ISES Membership for the same employee as above
  • Annual recognition in SOLAR TODAY magazine
  • 10% discount on SOLAR TODAY advertising
  • A complementary copy of all new ASES white papers and policy statements
  • Membership in ASES Technical Divisions

Join ASES as a Nonprofit Member for only $200
Open to 501(c)3 organizations


Library Membership benefits include:
  • SOLAR TODAY subscription
  • A complementary copy of all new ASES white papers and policy statements
  • A complementary copy of ASES annual Conference Proceedings
  • Membership in ASES Technical Divisions

Join ASES as a Library Member for only $175
Open to all public libraries in the U.S.




ASES is a 501(c)(3) nonprofit organization. Your support is tax deductible to the full extent of the law. The value of the SOLAR TODAY magazine subscription is $17.10. If you have any membership questions contact Carolyn Beach at 303.443.3130 x107 or This e-mail address is being protected from spambots. You need JavaScript enabled to view it