Happy Hollow Foundation logo

Happy Hollow Foundation

Foundation · Grantmaker San Jose, CA EIN: 23-7219471 Website

HAPPY HOLLOW FOUNDATION is an ambassador of the Happy Hollow Park and Zoo, supporting a sustainable environment for play and creativity while ensuring the magic of the Park and Zoo continue to thrive. HAPPY HOLLOW FOUNDATION is dedicated to advocating, supporting and enhancing the Happy Hollow Park and Zoo, the focus of which is to engage individual donors, foundations, corporations and government agencies in helping to advance the Park and Zoo.

Key facts about Happy Hollow Foundation

In short: Happy Hollow Foundation gave $59K across 3 grants in 2025 (avg $20K), mostly in California. Source: 2025 IRS Form 990.

EIN
23-7219471
Latest 990 filing
Form 990, 2025
Annual giving (2025)
$58,528
Grants made (2025)
3
Average grant
$19,509
Median grant
$24,740
Total assets
$1,870,806
Primary geography
California (85% of itemized 2025 grant dollars)

Data from IRS Form 990, 2025; updated September 2026.

Quick answers about Happy Hollow Foundation

How much does Happy Hollow Foundation give each year?

Happy Hollow Foundation gave $59K across 3 grants in 2025, according to its 2025 IRS Form 990. In 2024 it gave $31K across 1 grant.

What is Happy Hollow Foundation's typical grant size?

Happy Hollow Foundation's median grant in 2025 was $24,740, and its average grant was $19,509, across 3 grants on its 2025 IRS Form 990.

Where does Happy Hollow Foundation give grants?

Happy Hollow Foundation gives mostly in California: 85% of the grant dollars itemized on its 2025 IRS Form 990 went to recipients there. The next largest state was New York (15%).

Does Happy Hollow Foundation give general operating support?

Not in 2025: none of the 3 grants with a stated purpose on Happy Hollow Foundation's 2025 IRS Form 990 were described as general or operating support.

How Happy Hollow Foundation gives

  • Giving grew 312% from 2022 to 2025. Method

From the foundation's IRS Form 990 filings. Methodology.

Next steps with Happy Hollow Foundation

Financial Overview

From 2025 IRS Form 990 · View filing

Total Assets

$1.9M

+60.4% YoY

Annual Giving

$59K

+88.8% YoY

Grant Count

3

+200.0% YoY

Avg Grant Size

$20K

-37.1% YoY

About Happy Hollow Foundation

Based on IRS filings

Happy Hollow Foundation is a nonprofit organization focused on Environment & Animals, based in San Jose, CA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $1.9M in total assets. In 2025, it awarded 3 grants totaling $59K. Net investment income was $40K.

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Geographic Focus

Where this funder awards grants

Grant Distribution by State

4states

Share of all 3 itemized 2025 grant dollars.

Cities

San FranciscoAlexandriaBrooklynBrooklyn ParkCanastotaOaklandSalinas

Financial History

Multi-year comparison from IRS filings

Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$500K$1M$1.5M$2M202020212022202320242025
Metric202520242023
Total Assets$1,870,806$1,166,151$872,974
Revenue$1,431,641$886,800$687,844
Expenses$1,077,788$602,061$668,760
Qualifying Distributions———
Net Investment Income$39,685$28,041$374
Distributable Amount———

Data update history

When this profile's IRS filing data changed on Grantable

  1. Added Form 990 for fiscal year 2025 (received by the IRS April 29, 2026)
  2. IRS filings on file for fiscal years 2020–2024

Giving Over Time

Total grant dollars and number of grants per year

$0$20K$40K$60K$80K3 grants20201 grants20211 grants20223 grants20231 grants20243 grants2025

Grant Insights

How this funder distributes its grants

Top Recipients

Top 3 recipients in 2025

Wildlife Conservation Network: $25KWildlife Conservation Network$25KKaminando Habitat Connect: $25KKaminando Habitat Connect$25KWetland Research Center Inc: $9KWetland Research Center Inc$9K

Grant Size Distribution

9 grants across all recorded years

9<$50K$50–100K$100–250K$250–500K$500K–1M$1–5M$5M+

Open Grants

2 open opportunities from Happy Hollow Foundation

Giving History

Grant recipients and amounts by year

RecipientPurposeAmount
Wildlife Conservation Network San Francisco, CAMacaw Recovery Network$24,920
Kaminando Habitat Connect Oakland, CAWildlife Conservation$24,740
Wetland Research Center Inc Canastota, NYJaguar Identification Project$8,868

Leadership & Key People

Officers and directors from IRS filings

Happy Hollow Foundation is led by Rhonda Nourse, Executive Director on every filing since 2023; 1 of 14 officers listed in 2025 is compensated.

Officers on the 2025 filing

  • Rhonda Nourse

    Executive Director

    On filings since 2023

    40 hrs/week

    $31K (2023) → $156K (2025)

  • Camie VanKeuren

    Chair

    Board Member → Chair, 2024

    On filings since 2023

    2 hrs/week

    No compensation reported

  • Kirk Walukiewicz

    Board Member

    Board Member → Past President, 2023

    Past President → Board Member, 2024

    On filings since 2020

    1 hr/week

    No compensation reported

  • Rou de Waal

    Past Vice President

    Board Member → Past Vice President, 2025

    On filings since 2021

    2 hrs/week

    No compensation reported

  • Jennifer Van Every

    Vice Chair

    Board Member → Vice Chair, 2024

    On filings since 2022

    2 hrs/week

    No compensation reported

  • Lea Lind

    Treasurer

    On filings since 2022

    2 hrs/week

    No compensation reported

  • Sonia Avilucea

    Past President

    Board Member → Past President, 2025

    On filings since 2022

    2 hrs/week

    No compensation reported

  • Kristin Mirek

    Secretary

    Board Member → Secretary, 2024

    On filings since 2023

    2 hrs/week

    No compensation reported

  • Geronimo Desumala

    Board Member

    On filings since 2024

    1 hr/week

    No compensation reported

  • Ruth Schriver

    Board Member

    On filings since 2024

    1 hr/week

    No compensation reported

  • Josh Brabbins

    Board Member

    New on the 2025 filing

    1 hr/week

    No compensation reported

  • Marissa Sinha

    Board Member

    New on the 2025 filing

    1 hr/week

    No compensation reported

  • Rolando Bonilla

    Board Member

    New on the 2025 filing

    1 hr/week

    No compensation reported

  • Virginia MacSuibhne

    Board Member

    New on the 2025 filing

    1 hr/week

    No compensation reported

Former officers (22)
  • Former: Michael Borkenhagen (2020–2024) — Board Member
  • Former: Amy Winkleblack (2021–2024) — Past Vice President
  • Former: Shannon Wass (2021–2024) — Past President
  • Former: Anne Pai (2022–2024) — Board Member
  • Former: Amy Pizarro (2020–2023) — Executive Director
  • Former: Charlie McCollum (2020–2022) — Board Member
  • Former: Jimm Vosburgh (2020–2022) — Board Member
  • Former: Lissa Kreisler (2020–2022) — Board Member
  • Former: Michael Fujii (2020–2022) — Board Member
  • Former: Vikki Bowes-Mok (2020–2022) — Secretary
  • Former: Alison Steel (2021–2022) — Board Member
  • Former: Kaaya Sharma (2022) — Youth Board Member
  • Former: Bill Tuttle (2020–2021) — Secretary
  • Former: Chris del Pilar (2020–2021) — Controller
  • Former: Alex Baeckler (2020) — Board Member
  • Former: Betty Duong (2020) — Board Member
  • Former: Candy Ramiro (2020) — Board Member
  • Former: Jared Miller (2020) — Board Member
  • Former: Jennifer Pousho (2020) — Board Member
  • Former: Leanne Bernhardt (2020) — Board Member
  • Former: Linda Tsai (2020) — Board Member
  • Former: Meredith Smith (2020) — Board Member

Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.

Compensation Overview

From 2025 IRS filing

Rhonda Nourse — Executive Dir.: $156KRhonda NourseExecutive Dir.$156K

Subject Areas

Focus areas based on grantmaking activity

Frequently Asked Questions

What is Happy Hollow Foundation?

Happy Hollow Foundation is a nonprofit organization focused on Environment & Animals, based in San Jose, CA. It holds $1.9M in total assets as of 2025.

How large is Happy Hollow Foundation?

As of 2025, Happy Hollow Foundation holds $1.9M in total assets with $1.4M in annual revenue. It awarded 3 grants totaling $59K in 2025.

What is Happy Hollow Foundation's EIN?

Happy Hollow Foundation's EIN (Employer Identification Number) is 23-7219471. IRS Form 990 filing data is available on this page for 2020–2025.

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Data last updated September 2026. Sourced from IRS Form 990 filings.

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