RM Towill Foundation
RM Towill Foundation is a private foundation based in Honolulu, Hawaii. It generally focuses its grants on Hawaii schools and teachers, nonprofit educational organizations, and educational or community support organizations.
RM Towill Foundation at a glance
In short: RM Towill Foundation gave $24K across 18 grants in 2025 (avg $1K), mostly in Hawaii. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $23,500
- +64.9% vs 2024
- Grants made (2025)
- 18
- +100.0% vs 2024
- Average grant
- $1,306
- -17.5% vs 2024
- Median grant
- $1,000
- Total assets
- $225,941
- -3.6% vs 2024
- Primary geography
- Hawaii (100% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated October 2026.
How to apply to RM Towill Foundation
- How to Apply
-
The 2024 filing says requests may be submitted by schools and teachers, educational support organizations, and other community organizations. It does not specify required application materials.
- Review Cycle
- Requests are accepted at any time, according to the 2024 filing.
- Deadline
- Requests are accepted at any time, according to the 2024 filing.
- Contact
Application contact: Greg H Hiyakumoto
Mailing address: 2024 North King Street Suite 200, Honolulu, HI 96819-3456
Phone: (808) 842-1133
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who RM Towill Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Hawaii First Robotics ($5K). Together the top 10 received $16K.
Organizations only. It also paid 1 grant to individuals ($500), which are not listed by name.
Grant Size Distribution
42 grants across all recorded years
The most common grant size was under $50K: 42 grants of 42 (100%).
Geographic Focus
Where this funder awards grants
All grant dollars reported for 2025 went to recipients in Hawaii. The 2024 filing says the foundation generally focuses its grants on Hawaii schools and teachers and nonprofit educational or educational and community support organizations.
Grant Distribution by State
Share of 2025 grant dollars across all 18 itemized grants.
States
Cities
How RM Towill Foundation gives
- 28% of 2025 grantees were also funded in 2024. Method
- Giving grew 683% from 2022 to 2025. Method
- In 2025 it paid out 228% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2025). Recipient names are matched across years, so a renamed or misspelled grantee can look new; grants to individuals are left out. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2025, annual grant giving ranged from $3K (2020) to $24K (2025). In 2025 it made 18 grants totaling $24K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Hawaii First Robotics Honolulu, HI | Charitable - General | $5,000 |
| Maui High School Foundation Kahului, HI | Charitable - General | $2,000 |
| Public Schools of Hawaii Foundation Honolulu, HI | Charitable - General | $2,000 |
| Farrington Alumni & Community Foundation Honolulu, HI | Charitable - General | $1,000 |
| Friends of Waialua Robotics Waialua, HI | Charitable - General | $1,000 |
| Friends of Waipahu High School Waipahu, HI | Charitable - General | $1,000 |
| HP Baldwin High School Foundation Kahului, HI | Charitable - General | $1,000 |
| James Campbell High School PTSA EWA Beach, HI | Charitable - General | $1,000 |
| Kaimuki High School Foundation Honolulu, HI | Charitable - General | $1,000 |
| Keaau High School - Cougar Tech Robotics Club Keaau, HI | Charitable - General | $1,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Distributable Amount |
|---|---|---|---|---|---|---|---|
| 2025 | $225,941 | $17,765 | $26,118 | $23,500 | 18 | $26,118 | $11,452 |
| 2024 | $234,294 | $20,675 | $16,348 | $14,250 | 9 | $16,344 | $10,892 |
| 2023 | $229,967 | $22,940 | $15,743 | $13,750 | 10 | $15,740 | $10,669 |
| 2022 | $222,770 | $21,140 | $5,152 | $3,000 | 2 | $5,148 | $10,392 |
| 2021 | $206,782 | $18,310 | $5,000 | $3,250 | 3 | $4,996 | $9,605 |
| 2020 | $193,472 | $17,510 | $4,022 | $2,500 | 4 | — | $8,895 |
| 2019 | $179,984 | $17,300 | $6,319 | $4,850 | 11 | — | $8,285 |
Under IRS private-foundation payout rules, RM Towill Foundation reported a distributable amount of $11K for 2025 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
The foundation’s 2024 filing describes a general focus on Hawaii schools and teachers, nonprofit educational organizations, and educational or community support organizations. It says grant requests may be for needed supplies, equipment, educational projects, and construction projects.
Examples of grantees’ stated missions include Hawaii FIRST Robotics’ coordination of a statewide robotics tournament for students from kindergarten through grade 12, and Maui High School Foundation’s support for projects and programs that enhance the school experience. Public Schools of Hawaii Foundation describes its mission as strengthening public education by supporting innovative school-level ideas and programs that benefit students.
Grantmaking
In filing year 2025, the foundation made 18 grants totaling $23,500. Grant amounts ranged from $500 to $5,000, with a median of $1,000. The largest grants were $5,000 to Hawaii FIRST Robotics, $2,000 each to Maui High School Foundation and Public Schools of Hawaii Foundation, and $1,000 each to several school-related organizations, including Farrington Alumni & Community Foundation, Friends of Waialua Robotics, and Friends of Waipahu High School. The listed 2025 grants were described as “charitable - general.”
The foundation’s 2024 filing says it receives requests from Hawaii schools and teachers, educational support organizations, and other community organizations. It does not restrict giving to preselected organizations. The filing says requests are considered based on the nature of the proposed project and the funds available.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Greg H Hiyakomoto as president and director, James Yamamoto as secretary and director, Jon Yamanishi as treasurer, and Kyle Yukumoto as vice president and director.
RM Towill Foundation is led by Greg H. Hiyakumoto, President & Director on every filing since 2019; none of the 4 officers listed in 2025 report compensation.
Officers on the 2025 filing
Greg H. Hiyakumoto
President & Director
On filings since 2019
0.3 hrs/week
No compensation reported
James Yamamoto
Secretary & Director
On filings since 2019
No compensation reported
Kyle Yukumoto
Vice President & Director
On filings since 2022
No compensation reported
Jon Yamanishi
Treasurer
On filings since 2024
0.5 hrs/week
No compensation reported
Former officers (3)
- Former: Robert E. Spencer (2019–2023) — Treasurer
- Former: Roy Tsutsui (2020–2022) — Vice President & Director
- Former: Leighton Lum (2019) — Vice President & Director
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 RM Towill Foundation
How much does RM Towill Foundation give each year?
RM Towill Foundation gave $24K across 18 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $14K across 9 grants.
What is RM Towill Foundation's typical grant size?
RM Towill Foundation's median grant in 2025 was $1,000, and its average grant was $1,306, across 18 grants on its 2025 IRS Form 990-PF.
Where does RM Towill Foundation give grants?
RM Towill Foundation gives mostly in Hawaii: 100% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The most frequent recipient cities were Honolulu, HI (5 grants), Kahului, HI (2 grants) and Waianae, HI (2 grants).
Does RM Towill Foundation give general operating support?
Yes: 100% of RM Towill Foundation's 2025 grants with a stated purpose (18 of 18) were for general or operating support, per its 2025 IRS Form 990-PF.
Who are RM Towill Foundation's largest grantees?
RM Towill Foundation's largest 2025 grantees include Hawaii First Robotics ($5,000), Maui High School Foundation ($2,000) and Public Schools of Hawaii Foundation ($2,000), according to its 2025 IRS Form 990-PF. It also paid 1 grant to individuals ($500), which are not listed by name. Together they received 38% of its itemized 2025 grant dollars.
How large is RM Towill Foundation?
RM Towill Foundation reported $226K in total assets on its 2025 IRS Form 990-PF. It paid out $26K in qualifying distributions that year, against a required minimum of $11K (roughly 5% of its investment assets).
What does RM Towill Foundation fund?
The foundation’s 2024 filing describes a general focus on Hawaii schools and teachers, nonprofit educational organizations, and educational or community support organizations. It says grant requests may be for needed supplies, equipment, educational projects, and construction projects. See mission & focus areas ↑
How do I apply for a grant from RM Towill Foundation?
The 2024 filing says requests may be submitted by schools and teachers, educational support organizations, and other community organizations. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is RM Towill Foundation's EIN?
RM Towill Foundation's EIN (Employer Identification Number) is 83-0397737. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(8)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2019 (received by the IRS February 27, 2020)
- Updated Form 990-PF for fiscal year 2020 (received by the IRS September 10, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS March 16, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS April 7, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS April 26, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS March 26, 2025)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS March 13, 2026)
- IRS filings on file for fiscal years 2019–2025
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