Make a Gift of Stock

EESI welcomes gifts of stock and securities. You may be eligible for a tax deduction equal to the fair market value of appreciated stock donated to EESI. Contact us at (202) 662-1887 or swilliams [at] for our brokerage information.

Remember EESI in your Will, Insurance Policy, or Estate Plan

Including EESI as a beneficiary in your estate means that sustainable energy will be part of your legacy. It can be as simple as naming EESI as a beneficiary of your life insurance policies. You can also name us as a beneficiary in your will or estate plan.

Give in Honor or Memory of Someone

A gift to EESI for birthdays, weddings, holidays, or other special occasions helps you share your commitment to sustainable energy with someone special in your life—and doesn’t clutter your home!

Give by Mail

If you prefer, you can give to EESI by mail. Our address is:

Environmental and Energy Study Institute

1112 16th Street, NW, Suite 300

Washington, DC 20036

Sponsor a Congressional Briefing

EESI is probably best known on Capitol Hill for the Congressional briefings that we organize multiple times each year. You can help us bring more of this valuable information to Congressional staff by sponsoring a briefing or a series of briefings.

Workplace Giving

EESI is a member of Earth Share, a workplace giving federation. Ask your human resources department if you can contribute to EESI through EarthShare and convenient, budget-friendly payroll deductions. If you are a federal employee or member of the military, you can designate EESI for a contribution through the Combined Federal Campaign (CFC). Our CFC number is 10627.    

Advance Clean Energy while Shopping on Amazon

Do you shop on Thanks to EESI’s new partnership with the Amazon Smile program, you can donate for sustainable solutions with every purchase. When you start your shopping at and choose the Environmental and Energy Study Institute as your preferred nonprofit, a portion of your purchase will help further climate change and clean energy solutions! With one click, you can help advocate for sustainable energy. Learn more at


EESI is classified by the Internal Revenue Service as a charitable, tax-exempt organization under section 501(c)(3) of the Internal Revenue Service Code. Gifts and grants are tax-deductible to the full extent allowed by law. Our federal tax ID number is 52-1268030. To learn more about EESI's finances, please view our Form 990 and/or Audited Financial Statements.

EESI is proud to have been designated a Four Star Charity (the highest rating) by Charity Navigator, the nation’s largest charity evaluator, for the past six years. Additionally, numerous supporters have offered glowing reviews of EESI on


For more information, please contact
Susan Williams at (202) 662-1887 or swilliams [at]