Aragon High School PTSO Inc
The primary and specific purpose for which this organization is formed is to provide support to administrators, teachers, students, and staff of aragon high school; to raise funds to support programs; to provide scholarships for students; and to support the needs of the student body. This organization shall educate and inform parents about aragon high school and its programs and promote parental involvement at the school.
Aragon High School PTSO Inc at a glance
In short: Aragon High School PTSO Inc gave $410K across 1 grant in 2025 (avg $410K), mostly in California. Source: 2025 IRS Form 990.
- Annual giving (2025)
- $410,154
- +24.7% vs 2024
- Grants made (2025)
- 1
- +0.0% vs 2024
- Average grant
- $410,154
- +24.7% vs 2024
- Median grant
- $410,154
- Total assets
- $665,000
- -0.4% vs 2024
- Primary geography
- California (100% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990, 2025 View filing
Data from IRS Form 990, 2025; updated September 2026.
Who Aragon High School PTSO Inc funds
How this funder distributes its grants
Top Recipients
Top recipient in 2025
The largest 2025 recipient was Aragon High School ($410K).
Grant Size Distribution
5 grants across all recorded years
The most common grant size was in the $250–500K range: 5 grants of 5 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of the 2025 grant dollars on its one itemized grant.
States
Cities
How Aragon High School PTSO Inc gives
- Giving grew 24% from 2022 to 2025. Method
From the foundation's IRS Form 990 filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2025, annual grant giving ranged from $287K (2019) to $433K (2020). In 2025 it made 1 grant totaling $410K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Aragon High School San Mateo, CA | Total grants/donations to aragon high school to fund classes, programs and staff. | $410,154 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2025 | $665,000 | $548,044 | $550,836 | $410,154 | 1 | $12,392 |
| 2024 | $667,792 | $598,920 | $474,551 | $328,828 | 1 | $6,422 |
| 2023 | $543,423 | $507,956 | $518,888 | $394,944 | 1 | $7,664 |
| 2022 | $554,355 | $481,383 | $417,870 | $331,412 | 1 | $394 |
| 2021 | $490,842 | $341,954 | $372,902 | $299,270 | 1 | $361 |
| 2020 | $521,790 | $466,370 | $488,741 | $433,287 | 1 | $641 |
| 2019 | $544,161 | $474,999 | $360,142 | $287,465 | 1 | $731 |
About Aragon High School PTSO Inc
Based on IRS filings
Aragon High School PTSO Inc is a public charity focused on Education, based in San Mateo, CA. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $665K in total assets. In 2025, it awarded 1 grant totaling $410K. Net investment income was $12K.
Focus Areas
Leadership & Key People
Officers and directors from IRS filings
Aragon High School PTSO Inc is led by Anise Graham, President since 2025 (on filings since 2019); none of the 16 officers listed in 2025 report compensation.
Officers on the 2025 filing
Anise Graham
President
Vice President of Student Events → Co-Vp of Student Events, 2021
Co-Vp of Student Events → President, 2025
On filings since 2019
6 hrs/week
No compensation reported
Anna Kwok
President
Treasurer → President, 2025
On filings since 2023
1 hr/week
No compensation reported
Laura Quanbeck
Parlimentarian & Historian
Vice President of Community Bldg & Volun → President, 2021
President → Parlimentarian & Historian, 2023
On filings since 2020
1 hr/week
No compensation reported
Lisa Shirley
Treasurer
Vice President, Communications & Secretary → President, 2023
President → Treasurer, 2025
On filings since 2022
6 hrs/week
No compensation reported
Lisa Wright
Vice President, Comms & Secretary
On filings since 2023
1 hr/week
No compensation reported
Afsoon Turner
Vice President, Community Bldg & Volunte
On filings since 2024
1 hr/week
No compensation reported
Amy Killeen Saunders
Vice President & Aragon Excellence Fund
On filings since 2024
1 hr/week
No compensation reported
Kristen Ramseyer
Vice President, Community Bldg & Volunte
On filings since 2024
0.5 hrs/week
No compensation reported
Margaret Lo
Vice President & Events
Vice President & Events - Ptso Meetings → Vice President & Events, 2025
On filings since 2024
1 hr/week
No compensation reported
Michelle Ke
Vice President & Student Events
On filings since 2024
1 hr/week
No compensation reported
Audrey T.
Grade Student Representative
New on the 2025 filing
1 hr/week
No compensation reported
Dawn Kasten
Treasurer
New on the 2025 filing
6 hrs/week
No compensation reported
Karen Luo
Auditor
New on the 2025 filing
0.5 hrs/week
No compensation reported
Kate S.
Grade Student Representative
New on the 2025 filing
1 hr/week
No compensation reported
Michael Jones
Principal
New on the 2025 filing
1 hr/week
No compensation reported
Stefan B.
Grade Student Representative
New on the 2025 filing
1 hr/week
No compensation reported
Former officers (31)
- Former: Lauri Floresca (2020–2024) — President
- Former: Lisa Molloy (2021–2024) — Auditor
- Former: Valerie Arbizu (2021–2024) — Principal
- Former: Romy Pavolotsky (2022–2024) — Vice President & Student Events
- Former: Charis Hsieh (2024) — Grade Student Representative
- Former: Cheryl Hagedorn (2024) — Treasurer
- Former: Katelyn Rau (2024) — Grade Student Representative
- Former: Maryam Norton (2021–2023) — Vice President, Community Bldg & Volunteer
- Former: Margaret Ng (2023) — Vice President, Events - Ptso Meetings & Speakers
- Former: Monika Peschke (2019–2022) — Executive Vice President
- Former: Alexander Guess (2021–2022) — Student Representatives
- Former: Luke Phillips (2022) — Student Representatives
- Former: Jenny Rokala (2019–2021) — Co-Vp of Student Events
- Former: Kristen Phillips (2019–2021) — Vice President of Communications & Secretary
- Former: Michael Harrold (2019–2021) — Executive Vice President
- Former: Todd Wade (2019–2021) — Parliamentarian
- Former: Shana Callan (2020–2021) — Vice President Events-Ptso Mtgs
- Former: Brianne Hager (2021) — Student Representatives
- Former: Rich Wong (2021) — Treasurer
- Former: Simone Hsu (2021) — Student Representatives
- Former: Celene Voyles (2019–2020) — Treasurer
- Former: Joan Antracoli (2019–2020) — Auditor
- Former: Patricia Kurtz (2019–2020) — Principal
- Former: Anthony Rodriguez-Miranda (2020) — Student Representatives
- Former: Milika Afuhaamango (2020) — Student Representatives
- Former: Nyela Walter (2020) — Student Representatives
- Former: Isabella Krzesniak (2019) — Student Representatives
- Former: Kelly Dodge (2019) — Vice President of Community Buildg & Vol
- Former: Kennedy Mallard (2019) — Student Representatives
- Former: Meg Bever (2019) — Vice President Events-Ptso Mtgs
- Former: Tanvi Naik (2019) — Student Representatives
Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about Aragon High School PTSO Inc
How much does Aragon High School PTSO Inc give each year?
Aragon High School PTSO Inc gave $410K across 1 grant in 2025, according to its 2025 IRS Form 990. In 2024 it gave $329K across 1 grant.
How large is Aragon High School PTSO Inc?
Aragon High School PTSO Inc reported $665K in total assets on its 2025 IRS Form 990. Its revenue that year was $548K.
What is Aragon High School PTSO Inc?
Aragon High School PTSO Inc is a public charity focused on Education, based in San Mateo, CA. It holds $665K in total assets as of 2025.
Where does Aragon High School PTSO Inc operate?
Aragon High School PTSO Inc has awarded grants in California.
What is Aragon High School PTSO Inc's EIN?
Aragon High School PTSO Inc's EIN (Employer Identification Number) is 26-0186824. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(8)
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2019 (received by the IRS July 13, 2020)
- Updated Form 990 for fiscal year 2020 (received by the IRS May 17, 2021)
- Updated Form 990 for fiscal year 2021 (received by the IRS May 13, 2022)
- Updated Form 990 for fiscal year 2022 (received by the IRS October 16, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS May 14, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS January 31, 2025)
- Updated Form 990 for fiscal year 2025 (received by the IRS March 30, 2026)
- IRS filings on file for fiscal years 2019–2025
Live grants for the work Aragon High School PTSO Inc funds
Education Open opportunities, soonest deadline first.
- Creative Impact Grants $500 - $2,500 · Due October 19, 2026
- Community and School Grants $28,000 total pool; 10-15 grants expected · Due October 19, 2026
- Mary Pinola/Crescenta Valley Chamber Education Fund $500 - $5,000 for ongoing programs; up to $15,000 for Strategic Initiative Grants · Due October 19, 2026
Explore Open Grants
Browse active grant opportunities in Aragon High School PTSO Inc's focus areas in our free grants database
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Aragon High School PTSO Inc down — hundreds of funders to go?