Opportunities to Help IES

Donate Now

Your 100% tax deductible contribution directly supports programs that improve the environment and human health. When you donate to IES, you’re helping grow a community of environmental stewards that will continue to make a difference for years to come.

Please send donations to: IES, 761 Newport Street, Denver, CO 80220
Credit card donations are welcome at:

Co Gives
Click here to donate

Get Involved

Volunteers/InternsTree Stewards

IES welcomes participation by all individuals and organizations that support our mission and goals.

Professionals in all disciplines interested in environmental solutions may join IES as Institute Associates.

Students from college/university and graduate school levels are welcome to participate in IES’s Intern Program. Compensation and course credit may be available depending on the project. Please contact us for more information.

IES Board of Directors

IES is looking for energetic professionals to join the IES Board of Directors who want to ensure the application of sound scientific solutions to our pressing environmental challenges. Please contact IES at or view our Board of Directors Job Description for more information.

IES Tree Stewards

Interested in volunteering outdoors to help care for trees and plants? IES Tree Stewards are a dedicated group of community volunteers that help IES care for their planting sites. You can get outdoors, get some exercise, and make a real difference in helping to improve Colorado’s environment! Volunteer Announcement

Please contact us or email for more information.

You can support your community through education!

Sponsor or host a workshop! IES will show you how to reduce exposure to harmful chemicals contaminants or how to plant the right tree in the right place and properly care for it. IES welcomes community groups, businesses, and other community participation. For more information, please email


1% For The Planet
Amazon Smile
Colorado Nonprofit Association
Colorado Tree Coalition
Colorado Watershed Assembly
King Soopers / City Market Community Rewards Program
Nebraska Watershed Network
Urban Waters Partnership

 CO Gives   1% for the planet  ColoradoNonprofit Co Tree Coalition NWN  CWA  smile_fb_logo  Urban Waters Partnership


IES is looking for small office space in the Denver metro area on an in-kind or modest rent basis. Please contact us