An ornate courtroom with the judge’s bench and empty tables

Grant recipient EIN 45-4011283Crime and legal aid

Who funds Callisto?

18 private foundations gave Callisto in San Francisco, CA $1.2 million across 33 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

33 grants

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

  1. Hee Family Foundation IncNew York, NY 2025

    General donation

    $10,000
  2. King-Porter FoundationWilmington, DE 2025

    General & Unrestricted

    $6,000
  3. Laura and John Arnold FoundationHouston, TX 2024

    To enable the grantee to build a data infrastructure that will enable future research on the effects of the grantee's platform on reporting and criminal investigations of sexual assault.

    $200,000
  4. Laura and John Arnold FoundationHouston, TX 2024

    To develop grantee's legal options program, establishing a network of local referrals for legal and mental health resources for survivors, and designing and implementing a data collection system, with the overall goal of developing a comprehensive data collection system and providing researchers with valuable datasets to evaluate grantee's effectiveness in addressing sexual violence.

    $100,000
  5. The Eagle and the Hawk FoundationMinneapolis, MN 2024

    To use technologly to empower survivors of sexual violence

    $26,750
  6. King-Porter FoundationWilmington, DE 2024

    General & Unrestricted

    $9,000
  7. King-Porter FoundationWilmington, DE 2024

    To Save Callisto fund

    $5,000
  8. New Place Fund IncBerkeley, CA 2024

    Operations

    $4,000
  9. The James Irvine FoundationSan Francisco, CA 2024

    For support of California activities

    $880
  10. Gordon Family FoundationBoston, MA 2023

    Unrestricted

    $25,000
  11. The Eagle and the Hawk FoundationMinneapolis, MN 2023

    To use technologly to empower survivors of sexual violence

    $9,630
  12. Joe and Kim Boswell Foundation IncLebanon, MO 2023

    For the exempt purposes of this organization.

    $5,000
  13. Mussafer Family FoundationBoston, MA 2023

    Operations

    $1,000
  14. McNabb FoundationWilmington, DE 2023

    General & Unrestricted

    $1,000
  15. Amazonsmile FoundationSeattle, WA 2023

    General support

    $67
  16. Amazonsmile FoundationSeattle, WA 2022

    General support

    $83
  17. The Pfizer Foundation IncNew York, NY 2022

    Matching gifts

    $50
  18. Novo FoundationHurley, NY 2021

    General support

    $150,000
  19. The Skoll FoundationPalo Alto, CA 2021

    General operating support

    $50,000
  20. The Eagle and the Hawk FoundationMinneapolis, MN 2021

    To assist in the development of technology to combat sexual harassment.

    $25,000
  21. Amazonsmile FoundationSeattle, WA 2021

    General support

    $74
  22. Novo FoundationHurley, NY 2020

    General support

    $150,000
  23. The Skoll FoundationPalo Alto, CA 2020

    General operating support

    $50,000
  24. Anchor Point FoundationDenver, CO 2020

    General

    $50,000
  25. The Eagle and the Hawk FoundationMinneapolis, MN 2020

    To assist in the development of technology to combat sexual harassment.

    $25,880
  26. Amazonsmile FoundationSeattle, WA 2020

    General support

    $65
  27. Novo FoundationHurley, NY 2019

    General Support

    $150,000
  28. Anchor Point FoundationDenver, CO 2019

    General

    $50,000
  29. Esjay Foundation IncChicago, IL 2019

    Public charity support

    $500
  30. Founders Pledge IncNew York, NY 2018

    General operating support

    $50,000
  31. Anchor Point FoundationDenver, CO 2018

    General

    $50,000
  32. Levi Strauss FoundationSan Francisco, CA 2018

    To advance gender equality and womens human rights by addressing sexual violence reporting through a web-based technological tool (tie-off).

    $35,000
  33. Joe and Kim Boswell Foundation IncLebanon, MO 2017

    Unrestricted

    $1,000

Funders of similar organizations nearby

Foundations that gave to other crime and legal aid organizations in San Francisco, CA and are not among Callisto’s funders above.

  1. The California EndowmentLos Angeles, CA 32 grants Preselected only $5,399,744 to similar organizations
  2. Crankstart FoundationSan Jose, CA 8 grants Preselected only $1,020,000 to similar organizations
  3. Walter and Elise Haas FundSan Francisco, CA 6 grants Accepts applications $260,575 to similar organizations
  4. The Zellerbach Family FoundationSan Francisco, CA 13 grants Accepts applications $846,000 to similar organizations
  5. The William & Flora Hewlett FoundationMenlo Park, CA 6 grants Accepts applications $593,000 to similar organizations
  6. Firedoll FoundationWalnut Creek, CA 19 grants Accepts applications $487,500 to similar organizations
  7. The William G Gilmore FoundationSan Francisco, CA 25 grants Accepts applications $405,000 to similar organizations
  8. The Bank of America Charitable Foundation IncCharlotte, NC 43 grants Accepts applications $366,393 to similar organizations

About this match

Funders write a recipient’s name and address, not its EIN. We matched these grants to EIN 45-4011283 by name and ZIP code, or by name, city and State against the IRS list of exempt organizations and our list of filers. Grants we could not tie to one organization are not counted here.