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NAICS 813312 · Environment, Conservation and Wildlife Organizations

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Environmental organization in Mill Valley, CA

16 environmental organization in Mill Valley, CA; 680 within 30 miles. Every listing checked against the issuer's record, in the published order.

  1. Homestead Valley Land Trust

    Active501(c)(3) public charity

    Mill Valley, CA

    CallAsk it
    Proof for Homestead Valley Land Trust
    IRS exempt-organization registration
    IRS 942375721
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Phone
    (415) 968-9747
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 942375721 → IRS search

  2. Barrel Bag

    Active501(c)(3) public charity

    Mill Valley, CA

    Ask it
    Proof for Barrel Bag
    IRS exempt-organization registration
    IRS 831447494
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 831447494 → IRS search

  3. California Alpine Club Foundation

    Active501(c)(3) public charity

    Mill Valley, CA

    Ask it
    Proof for California Alpine Club Foundation
    IRS exempt-organization registration
    IRS 300263904
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 300263904 → IRS search

  4. Code Redd

    Active501(c)(3) public charity

    Mill Valley, CA

    Ask it
    Proof for Code Redd
    IRS exempt-organization registration
    IRS 460888828
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 460888828 → IRS search

  5. Friends of Vallarta Botanical Gardens AC

    Active501(c)(3) public charity

    Mill Valley, CA

    Ask it
    Proof for Friends of Vallarta Botanical Gardens AC
    IRS exempt-organization registration
    IRS 331156194
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 331156194 → IRS search

  6. Inventure Institute Inc

    Active501(c)(3) public charity

    Mill Valley, CA

    Ask it
    Proof for Inventure Institute Inc
    IRS exempt-organization registration
    IRS 933712413
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 933712413 → IRS search

  7. Marin Audubon Society Incorporated

    Active501(c)(3) public charity

    Mill Valley, CA

    Ask it
    Proof for Marin Audubon Society Incorporated
    IRS exempt-organization registration
    IRS 946076664
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 946076664 → IRS search

  8. Mill Valley Streamkeepers

    Active501(c)(3) public charity

    Mill Valley, CA

    Ask it
    Proof for Mill Valley Streamkeepers
    IRS exempt-organization registration
    IRS 680427275
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 680427275 → IRS search

  9. Mycomarin

    Active501(c)(3) public charity

    Mill Valley, CA

    Ask it
    Proof for Mycomarin
    IRS exempt-organization registration
    IRS 844647629
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 844647629 → IRS search

  10. North American Sustainable Refrigeration Council

    Active501(c)(3) public charity

    Mill Valley, CA

    Ask it
    Proof for North American Sustainable Refrigeration Council
    IRS exempt-organization registration
    IRS 474473961
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 474473961 → IRS search

  11. Sea Dreamers

    Active501(c)(3) public charity

    Mill Valley, CA

    Ask it
    Proof for Sea Dreamers
    IRS exempt-organization registration
    IRS 333309650
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 333309650 → IRS search

  12. Spirit of Max Foundation

    Active501(c)(3) private foundation

    Mill Valley, CA

    Ask it
    Proof for Spirit of Max Foundation
    IRS exempt-organization registration
    IRS 874104202
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) private foundation
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 874104202 → IRS search

  13. Turning Tides Foundation Inc

    Active501(c)(3) public charity

    Mill Valley, CA

    Ask it
    Proof for Turning Tides Foundation Inc
    IRS exempt-organization registration
    IRS 414082288
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 414082288 → IRS search

  14. Watershed Alliance of Marin

    Active501(c)(3) public charity

    Mill Valley, CA

    Ask it
    Proof for Watershed Alliance of Marin
    IRS exempt-organization registration
    IRS 465026355
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 465026355 → IRS search

  15. Wildfiresorg Inc

    Active501(c)(3) public charity

    Mill Valley, CA

    Ask it
    Proof for Wildfiresorg Inc
    IRS exempt-organization registration
    IRS 922521943
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Mill Valley, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 922521943 → IRS search

  16. Wildlife Works

    Environmental organization

    Mill Valley, CA

    CallAsk it
    Proof for Wildlife Works
    Where
    Mill Valley, CA · serves California
    Phone
    (415) 332-8081
    Listing
    Built from public records. Not claimed yet, so call them directly.

  17. Cool Effect Inc

    Active501(c)(3) public charity

    Greenbrae, CA · 3 mi away

    CallAsk it
    Proof for Cool Effect Inc
    IRS exempt-organization registration
    IRS 475068496
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Greenbrae, CA · serves California
    Phone
    (415) 454-2665
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 475068496 → IRS search

  18. Oceanic Preservation Society

    Active501(c)(3) public charity

    Greenbrae, CA · 3 mi away

    CallAsk it
    Proof for Oceanic Preservation Society
    IRS exempt-organization registration
    IRS 383891081
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Greenbrae, CA · serves California
    Phone
    (415) 236-0686
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 383891081 → IRS search

  19. Act Now Bay Area

    Active501(c)(3) public charity

    Corte Madera, CA · 2 mi away

    Ask it
    Proof for Act Now Bay Area
    IRS exempt-organization registration
    IRS 991450161
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Corte Madera, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 991450161 → IRS search

  20. Bluecology

    Active501(c)(3) public charity

    Greenbrae, CA · 3 mi away

    Ask it
    Proof for Bluecology
    IRS exempt-organization registration
    IRS 464050431
    Issuer
    IRS
    Status
    Active
    Class
    501(c)(3) public charity
    Checked
    Oct 23, 2026
    Where
    Greenbrae, CA · serves California
    Listing
    Built from public records. Not claimed yet, so call them directly.
    Look up 464050431 → IRS search

More cities in California

Los Angeles 200San Diego 194San Francisco 172Sacramento 154Oakland 95Berkeley 86San Jose 65Santa Barbara 62Irvine 47Pasadena 39Santa Cruz 38Santa Rosa 37Fresno 36Bakersfield 35Ventura 32Long Beach 29

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