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NAICS 813312 · Environment, Conservation and Wildlife Organizations

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Environmental organization in Castle Rock, CO

6 environmental organization in Castle Rock, CO; 226 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Climateunified Org

    Active501(c)(3) public charity

    Castle Rock, CO

    Ask it
    Proof for Climateunified Org
    IRS exempt-organization registration
    IRS 872985608
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Castle Rock, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 872985608 → IRS search

  2. Conservation Investment Germinator

    Active501(c)(3) public charity

    Castle Rock, CO

    Ask it
    Proof for Conservation Investment Germinator
    IRS exempt-organization registration
    IRS 841933451
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Castle Rock, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 841933451 → IRS search

  3. Douglas County Land Conservancy

    Active501(c)(3) public charity

    Castle Rock, CO

    Ask it
    Proof for Douglas County Land Conservancy
    IRS exempt-organization registration
    IRS 841076613
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Castle Rock, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 841076613 → IRS search

  4. Mundi Primum Foundation Inc

    Active501(c)(3) public charity

    Castle Rock, CO

    Ask it
    Proof for Mundi Primum Foundation Inc
    IRS exempt-organization registration
    IRS 882138189
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Castle Rock, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 882138189 → IRS search

  5. United Global Public

    Active501(c)(3) public charity

    Castle Rock, CO

    Ask it
    Proof for United Global Public
    IRS exempt-organization registration
    IRS 811058025
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Castle Rock, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 811058025 → IRS search

  6. Village Castle Pines Garden Club

    Active501(c)(3) public charity

    Castle Rock, CO

    Ask it
    Proof for Village Castle Pines Garden Club
    IRS exempt-organization registration
    IRS 841607673
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Castle Rock, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 841607673 → IRS search

  7. National Grazing Lands Coalition

    Active501(c)(3) public charity

    Castle Pines, CO · 5 mi away

    Ask it
    Proof for National Grazing Lands Coalition
    IRS exempt-organization registration
    IRS 752943956
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Castle Pines, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 752943956 → IRS search

  8. 5 Minute Foundation Inc

    Active501(c)(3) public charity

    Parker, CO · 8 mi away

    Ask it
    Proof for 5 Minute Foundation Inc
    IRS exempt-organization registration
    IRS 852768442
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Parker, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 852768442 → IRS search

  9. Fairtreeorg

    Active501(c)(3) public charity

    Parker, CO · 8 mi away

    Ask it
    Proof for Fairtreeorg
    IRS exempt-organization registration
    IRS 854292792
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Parker, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 854292792 → IRS search

  10. Ghostprint

    Active501(c)(3) public charity

    Parker, CO · 8 mi away

    Ask it
    Proof for Ghostprint
    IRS exempt-organization registration
    IRS 844444554
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Parker, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 844444554 → IRS search

  11. Greenstem Changemakers

    Active501(c)(3) public charity

    Franktown, CO · 9 mi away

    Ask it
    Proof for Greenstem Changemakers
    IRS exempt-organization registration
    IRS 414397440
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Franktown, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 414397440 → IRS search

  12. Association for Native American Sacred Trees and Places

    Active501(c)(3) public charity

    Larkspur, CO · 13 mi away

    Ask it
    Proof for Association for Native American Sacred Trees and Places
    IRS exempt-organization registration
    IRS 824231335
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Larkspur, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 824231335 → IRS search

  13. Clean Neighborhood Project Inc

    Active501(c)(3) public charity

    Parker, CO · 14 mi away

    Ask it
    Proof for Clean Neighborhood Project Inc
    IRS exempt-organization registration
    IRS 993237748
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Parker, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 993237748 → IRS search

  14. Colorado Embodied Carbon Collaborative

    Active501(c)(3) public charity

    Centennial, CO · 14 mi away

    Ask it
    Proof for Colorado Embodied Carbon Collaborative
    IRS exempt-organization registration
    IRS 990935988
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Centennial, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 990935988 → IRS search

  15. Friends of Roxborough State Park

    Active501(c)(3) public charity

    Littleton, CO · 14 mi away

    Ask it
    Proof for Friends of Roxborough State Park
    IRS exempt-organization registration
    IRS 841338909
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Littleton, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 841338909 → IRS search

  16. Highlands Ranch Backcountry Wilderness Area Fund

    Active501(c)(3) public charity

    Hghlnds Ranch, CO · 13 mi away

    Ask it
    Proof for Highlands Ranch Backcountry Wilderness Area Fund
    IRS exempt-organization registration
    IRS 881029474
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Hghlnds Ranch, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 881029474 → IRS search

  17. Million Solar Stars

    Active501(c)(3) public charity

    Centennial, CO · 14 mi away

    Ask it
    Proof for Million Solar Stars
    IRS exempt-organization registration
    IRS 815032283
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Centennial, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 815032283 → IRS search

  18. Plant It-2020 Incorporated

    Active501(c)(3) private foundation

    Highlands Ranch, CO · 13 mi away

    Ask it
    Proof for Plant It-2020 Incorporated
    IRS exempt-organization registration
    IRS 061356691
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) private foundation
    Checked
    Oct 23, 2026
    Where
    Highlands Ranch, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 061356691 → IRS search

  19. Retrocycle

    Active501(c)(3) public charity

    Centennial, CO · 14 mi away

    Ask it
    Proof for Retrocycle
    IRS exempt-organization registration
    IRS 333378400
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Centennial, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 333378400 → IRS search

  20. Roxborough Conservancy

    Active501(c)(3) public charity

    Littleton, CO · 14 mi away

    Ask it
    Proof for Roxborough Conservancy
    IRS exempt-organization registration
    IRS 923022262
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Littleton, CO · serves Colorado
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 923022262 → IRS search

More cities in Colorado

Denver 116Boulder 69Fort Collins 35Colorado Spgs 31Durango 19Golden 18Lakewood 17Littleton 17Carbondale 16Aurora 15Longmont 15Loveland 15Salida 15Aspen 12Centennial 12Grand Jct 11

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