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NAICS 813312 · Environment, Conservation and Wildlife Organizations

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Environmental organization in Denver, CO

116 environmental organization in Denver, CO; 310 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. A Part of Everything Cdc

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for A Part of Everything Cdc
    IRS exempt-organization registration
    IRS 871274976
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 871274976 → IRS search

  2. Accelerate Neighborhood Climate Action

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Accelerate Neighborhood Climate Action
    IRS exempt-organization registration
    IRS 834187198
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 834187198 → IRS search

  3. Always on Energy Research

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Always on Energy Research
    IRS exempt-organization registration
    IRS 932070538
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 932070538 → IRS search

  4. Arctic Arts Project

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Arctic Arts Project
    IRS exempt-organization registration
    IRS 833054178
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 833054178 → IRS search

  5. Barr Lake and Milton Reservoir Watershed Association

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Barr Lake and Milton Reservoir Watershed Association
    IRS exempt-organization registration
    IRS 651250027
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 651250027 → IRS search

  6. Basecamp Foundation USA

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Basecamp Foundation USA
    IRS exempt-organization registration
    IRS 263979738
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 263979738 → IRS search

  7. Bicycle Forward

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Bicycle Forward
    IRS exempt-organization registration
    IRS 872230704
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 872230704 → IRS search

  8. Black Jet Drone Academy

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Black Jet Drone Academy
    IRS exempt-organization registration
    IRS 422932198
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 422932198 → IRS search

  9. Bluff Lake Nature Center

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Bluff Lake Nature Center
    IRS exempt-organization registration
    IRS 841305302
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 841305302 → IRS search

  10. Canopy Denver

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Canopy Denver
    IRS exempt-organization registration
    IRS 392939168
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 392939168 → IRS search

  11. Clean Trails Inc

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Clean Trails Inc
    IRS exempt-organization registration
    IRS 463516124
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 463516124 → IRS search

  12. Clear the Air Foundation

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Clear the Air Foundation
    IRS exempt-organization registration
    IRS 262499405
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 262499405 → IRS search

  13. Climate Democracy Initiative

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Climate Democracy Initiative
    IRS exempt-organization registration
    IRS 920943342
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 920943342 → IRS search

  14. Climate Jobs Colorado Inc

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Climate Jobs Colorado Inc
    IRS exempt-organization registration
    IRS 994186561
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 994186561 → IRS search

  15. Coalitions and Collaboratives Inc

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Coalitions and Collaboratives Inc
    IRS exempt-organization registration
    IRS 472144690
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 472144690 → IRS search

  16. Coloradans for Natural Resources

    Active501(c)(4) social welfare organization

    Denver, CO

    Ask it
    Proof for Coloradans for Natural Resources
    IRS exempt-organization registration
    IRS 460583287
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(4) social welfare organization
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 460583287 → IRS search

  17. Colorado Advanced Manufacturing Foundation

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Colorado Advanced Manufacturing Foundation
    IRS exempt-organization registration
    IRS 471393559
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 471393559 → IRS search

  18. Colorado Alliance for Environmental Education

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Colorado Alliance for Environmental Education
    IRS exempt-organization registration
    IRS 841134814
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 841134814 → IRS search

  19. Colorado Center for the Advancement of Patient Safety

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Colorado Center for the Advancement of Patient Safety
    IRS exempt-organization registration
    IRS 841228675
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 841228675 → IRS search

  20. Colorado Clean Energy Fund

    Active501(c)(3) public charity

    Denver, CO

    Ask it
    Proof for Colorado Clean Energy Fund
    IRS exempt-organization registration
    IRS 320586861
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Denver, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 320586861 → IRS search

More cities in Colorado

Boulder 69Fort Collins 35Colorado Spgs 31Durango 19Golden 18Lakewood 17Littleton 17Carbondale 16Aurora 15Longmont 15Loveland 15Salida 15Aspen 12Centennial 12Grand Jct 11Pagosa Spgs 11

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