About Green Seal
About Green Seal


We’ve made enormous progress. But with your help, we could do so much more.

Donations to Green Seal, a 501(c)(3) non-profit organization, are tax-deductible. More importantly, when you make a donation to Green Seal, you know your donations go directly to helping accelerate change. Learn about how we are transforming the planet.

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Green Seal's Headquarters

Green Seal, Inc.
1001 Connecticut Ave. NW Ste. 827
Washington DC 20036-5525

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Click here to subscribe to Green Seal's quarterly e-newsletter, which covers relevant news and updates, upcoming events, and recent certifications and partnerships.

Become an Intern

Interested in a green career? Apply today!

About the GS Internship Program
  • We accept applications from students of all majors and from professionals.
  • Interns work in-office or, occasionally, from their location.
  • We require a commitment of fifteen hours per week for three to four months.
Learn more about this program and check out the biographies of our previous Green Seal interns.


Whether your interest is in environmental protection or public health, natural resource conservation or greener manufacturing, we can use your help. Explore our site to learn about our various activities and contact us at greenseal@greenseal.org to learn more.