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NAICS 813312 · Environment, Conservation and Wildlife Organizations

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Environmental organization in Niwot, CO

Environmental organization in Niwot, CO; 309 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Colorado Cleantech Industry Association Foundation Inc

    Active501(c)(3) public charity

    Niwot, CO

    Ask it
    Proof for Colorado Cleantech Industry Association Foundation Inc
    IRS exempt-organization registration
    IRS 455224981
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Niwot, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 455224981 → IRS search

  2. People and Pollinators Action Network

    Active501(c)(3) public charity

    Niwot, CO

    Ask it
    Proof for People and Pollinators Action Network
    IRS exempt-organization registration
    IRS 472260229
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Niwot, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 472260229 → IRS search

  3. 1000 Gretas Foundation

    Active501(c)(3) public charity

    Boulder, CO · 4 mi away

    Ask it
    Proof for 1000 Gretas Foundation
    IRS exempt-organization registration
    IRS 852597264
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 852597264 → IRS search

  4. Art Parts Creative Reuse Center

    Active501(c)(3) public charity

    Boulder, CO · 4 mi away

    Ask it
    Proof for Art Parts Creative Reuse Center
    IRS exempt-organization registration
    IRS 462419105
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 462419105 → IRS search

  5. Boulder Carshare

    Active501(c)(3) public charity

    Boulder, CO · 4 mi away

    Ask it
    Proof for Boulder Carshare
    IRS exempt-organization registration
    IRS 841472528
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 841472528 → IRS search

  6. Green Up Our Schools

    Active501(c)(3) public charity

    Boulder, CO · 4 mi away

    Ask it
    Proof for Green Up Our Schools
    IRS exempt-organization registration
    IRS 275464366
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 275464366 → IRS search

  7. Living With Harmony Inc

    Active501(c)(3) public charity

    Boulder, CO · 4 mi away

    Ask it
    Proof for Living With Harmony Inc
    IRS exempt-organization registration
    IRS 462043974
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 462043974 → IRS search

  8. Outward Bound Inc

    Active501(c)(3) public charity

    Boulder, CO · 4 mi away

    Ask it
    Proof for Outward Bound Inc
    IRS exempt-organization registration
    IRS 042375956
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 042375956 → IRS search

  9. Regenerative Earth

    Active501(c)(3) public charity

    Boulder, CO · 4 mi away

    Ask it
    Proof for Regenerative Earth
    IRS exempt-organization registration
    IRS 814584189
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 814584189 → IRS search

  10. Sacred Contract

    Active501(c)(3) public charity

    Boulder, CO · 4 mi away

    Ask it
    Proof for Sacred Contract
    IRS exempt-organization registration
    IRS 333907496
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 333907496 → IRS search

  11. Synergy Ecological Restoration Inc

    Active501(c)(3) public charity

    Boulder, CO · 4 mi away

    Ask it
    Proof for Synergy Ecological Restoration Inc
    IRS exempt-organization registration
    IRS 472417086
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 472417086 → IRS search

  12. The Action Committee for Eldorado

    Active501(c)(3) public charity

    Boulder, CO · 4 mi away

    Ask it
    Proof for The Action Committee for Eldorado
    IRS exempt-organization registration
    IRS 841205166
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 841205166 → IRS search

  13. Trailfunds

    Active501(c)(3) private foundation

    Boulder, CO · 4 mi away

    Ask it
    Proof for Trailfunds
    IRS exempt-organization registration
    IRS 991730170
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) private foundation
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 991730170 → IRS search

  14. 350 Colorado

    Active501(c)(3) public charity

    Boulder, CO · 8 mi away

    Ask it
    Proof for 350 Colorado
    IRS exempt-organization registration
    IRS 463355370
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 463355370 → IRS search

  15. 350 Colorado Action

    Active501(c)(4) social welfare organization

    Boulder, CO · 8 mi away

    Ask it
    Proof for 350 Colorado Action
    IRS exempt-organization registration
    IRS 822466390
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(4) social welfare organization
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 822466390 → IRS search

  16. Acorn Nonprofit Capacity Building

    Active501(c)(3) public charity

    Boulder, CO · 9 mi away

    Ask it
    Proof for Acorn Nonprofit Capacity Building
    IRS exempt-organization registration
    IRS 333014646
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 333014646 → IRS search

  17. Altai Institute for Research and Conservation Inc

    Active501(c)(3) public charity

    Boulder, CO · 8 mi away

    Ask it
    Proof for Altai Institute for Research and Conservation Inc
    IRS exempt-organization registration
    IRS 824253427
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 824253427 → IRS search

  18. Asett CO

    Active501(c)(3) public charity

    Longmont, CO · 6 mi away

    Ask it
    Proof for Asett CO
    IRS exempt-organization registration
    IRS 393643031
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Longmont, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 393643031 → IRS search

  19. Boulder Area Trails Coalition

    Active501(c)(3) public charity

    Boulder, CO · 7 mi away

    Ask it
    Proof for Boulder Area Trails Coalition
    IRS exempt-organization registration
    IRS 841402239
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Boulder, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 841402239 → IRS search

  20. Boulder County Mounted Search & Rescue

    Active501(c)(3) public charity

    Longmont, CO · 6 mi away

    Ask it
    Proof for Boulder County Mounted Search & Rescue
    IRS exempt-organization registration
    IRS 753078651
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Longmont, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 753078651 → IRS search

More cities in Colorado

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