A river running through a deep pine forest valley

Grant recipient EIN 68-0429132Environment

Who funds Sierra Streams Institute?

9 private foundations gave Sierra Streams Institute in Nevada City, CA $922,564 across 28 grants, in tax years 2017 to 2025.

Grants listed on funders’ 990-PF returns for tax years 2017 to 2025, read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

Grants received by year

Grants from private foundations by the funder’s tax year. The latest year is in blue; it is not complete until all its returns reach the IRS.

Every foundation grant, by year

28 grants

Each line as the funder listed it on its return, newest year first, then largest.

  1. Washakie FoundationWilmington, DE 2025

    General & Unrestricted

    $39,000
  2. Bella Vista FoundationSan Francisco, CA 2024

    For general support

    $50,000
  3. Washakie FoundationWilmington, DE 2024

    General & Unrestricted

    $36,000
  4. Bella Vista FoundationSan Francisco, CA 2023

    Sierra foothills watershed impacts assessment

    $50,000
  5. Washakie FoundationWilmington, DE 2023

    General & Unrestricted

    $35,000
  6. Teichert FoundationSacramento, CA 2023

    Support public charity programs

    $4,000
  7. Amazonsmile FoundationSeattle, WA 2023

    General support

    $53
  8. Bella Vista FoundationSan Francisco, CA 2022

    Sierra foothills watershed impacts assessment

    $50,000
  9. Washakie FoundationWilmington, DE 2022

    General & Unrestricted

    $32,500
  10. Amazonsmile FoundationSeattle, WA 2022

    General support

    $61
  11. Washakie FoundationWilmington, DE 2021

    General & Unrestricted

    $60,000
  12. Bella Vista FoundationSan Francisco, CA 2021

    For general operating support

    $34,000
  13. Clif Family FoundationSaint Helena, CA 2021

    Cleaning Up Our Water Supplies

    $2,500
  14. Amazonsmile FoundationSeattle, WA 2021

    General support

    $91
  15. Washakie FoundationWilmington, DE 2020

    General & Unrestricted

    $60,000
  16. Bella Vista FoundationSan Francisco, CA 2020

    For the deer creek ranch riparian restoration project

    $35,242
  17. Croul Family FoundationIrvine, CA 2020

    Program support

    $15,000
  18. Amazonsmile FoundationSeattle, WA 2020

    General support

    $77
  19. The Volgenau FoundationMcLean, VA 2020

    Return of unused funds

    -$10,000
  20. The California Wellness FoundationLos Angeles, CA 2019

    For core operating support to sustain research and health education activities to address the health effects of mining toxins and other environment-related health problems in sierra nevada communities.

    $150,000
  21. Washakie FoundationWilmington, DE 2019

    General & Unrestricted

    $60,000
  22. Bella Vista FoundationSan Francisco, CA 2019

    Deer creek ranch riparian restoration project

    $43,000
  23. Teichert FoundationSacramento, CA 2019

    Support public charity programs

    $5,000
  24. Washakie FoundationWilmington, DE 2018

    General & Unrestricted

    $60,000
  25. Bella Vista FoundationSan Francisco, CA 2018

    For the deer creek ranch riparian restoration project

    $50,000
  26. Bella Vista FoundationSan Francisco, CA 2018

    Wolf creek alliance's wolf creek watershed disturbance inventory and assessment and restoration plan

    $37,540
  27. The Volgenau FoundationMcLean, VA 2018

    Integrating scientific and traditional assessments with the nisenan

    $10,000
  28. PatagoniaorgVentura, CA 2017

    To support environmental projects.

    $13,500

Funders of similar organizations nearby

Foundations that gave to other environment organizations in Nevada City, CA and are not among Sierra Streams Institute’s funders above.

  1. True North FoundationGrass Valley, CA 4 grants Preselected only $288,000 to similar organizations
  2. Mary Jean and Frank P Smeal FoundationAlbany, NY 2 grants Preselected only $200,000 to similar organizations
  3. Clarence E Heller Charitable FoundationSan Francisco, CA 2 grants Accepts applications $125,000 to similar organizations
  4. The SWF Immersion FoundationWilmington, DE 5 grants Preselected only $85,000 to similar organizations
  5. Firedoll FoundationWalnut Creek, CA 5 grants Accepts applications $75,000 to similar organizations
  6. Hekemian FoundationEnglewood, NJ 6 grants Accepts applications $70,891 to similar organizations
  7. Giles W & Elise G Mead FoundationSeattle, WA 2 grants Preselected only $60,000 to similar organizations
  8. Gordon E and Betty I Moore FoundationPalo Alto, CA 5 grants Preselected only $52,000 to similar organizations

About this match

Funders write a recipient’s name and address, not its EIN. We matched these grants to EIN 68-0429132 by name and ZIP code against the IRS list of exempt organizations and our list of filers. Grants we could not tie to one organization are not counted here.