Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation
DOROTHY HARMSEN AND BILL HARMSEN SR is a private foundation based in Tucson, Arizona. Its 2024 filing reports grants to charitable organizations in Arizona and Colorado, including organizations working in areas such as research, housing, youth support, food assistance, and services for people affected by illness or homelessness.
Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation at a glance
In short: Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation gave $837K across 17 grants in 2024 (avg $49K), mostly in Arizona. 12% of 2024 grantees were new. Source: 2024 IRS Form 990-PF.
- Annual giving (2024)
- $837,000
- +92.4% vs 2023
- Grants made (2024)
- 17
- -5.6% vs 2023
- Average grant
- $49,235
- +103.7% vs 2023
- Median grant
- $15,000
- Total assets
- $6,746,705
- -12.3% vs 2023
- New grantees (estimate)
- 12% first-time grantees (2 of 17, 2024; small sample)
- Primary geography
- Arizona (87% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990-PF, 2024 View filing
Data from IRS Form 990-PF, 2024; updated October 2026. New grantees are estimated by matching recipient names across years (methodology).
How to apply to Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation
- Accepts unsolicited proposals
- No
- How to Apply
-
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests.
- Contact
Mailing address: PO Box 40339, Tucson, AZ 85717-0339
Phone: (520) 327-7575
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Steele Childrens Research Centerua Foun ($450K). Together the top 10 received $775K.
Grant Size Distribution
83 grants across all recorded years
The most common grant size was under $50K: 66 grants of 83 (80%).
Geographic Focus
Where this funder awards grants
In 2024, 87% of grant dollars went to recipients in Arizona and 13% to recipients in Colorado.
Grant Distribution by State
Share of 2024 grant dollars across all 17 itemized grants.
Cities
Is Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation open to new grantees?
12%
first-time grantees, 2024
In 2024, 2 of 17 grantees (12%) were first-time recipients. With only 17 grantees, that is a small sample: one grantee more or less moves the share by about 6 points. First grants averaged $51K; repeat grants $49K. How we count
Medians: $51K first-time, $15K repeat.
- 88% of 2024 grantees were also funded in 2023. Method
- Giving grew 67% from 2021 to 2024. Method
- In 2024 it paid out 738% of its IRS minimum distribution (the 5% rule). Method
Estimate from itemized grant lists in IRS Form 990-PF filings (2020–2024). 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 2020 to 2024, annual grant giving ranged from $405K (2022) to $837K (2024). In 2024 it made 17 grants totaling $837K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Steele Childrens Research Centerua Foun Tucson, AZ | To Assist the Organization | $450,000 |
| University of Arizona Foundation Tucson, AZ | To Assist the Organization | $100,000 |
| Habitat for Humanity Tucson Tucson, AZ | To Assist the Organization | $75,000 |
| Habitat for Humanity Metro Denver Denver, CO | To Assist the Organization | $50,000 |
| Nourish Tucson, AZ | To Assist the Organization | $20,000 |
| Youth on Their Own Tucson, AZ | To Assist the Organization | $20,000 |
| Colorado Coalition for the Homeless Denver, CO | To Assist the Organization | $15,000 |
| Community Food Bank of Southern AZ Tucson, AZ | To Assist the Organization | $15,000 |
| Dumb Friends League Denver, CO | To Assist the Organization | $15,000 |
| Project Angel Heart Denver, CO | To Assist the Organization | $15,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income | Distributable Amount |
|---|---|---|---|---|---|---|---|---|
| 2024 | $6,746,705 | $656,175 | $1,599,564 | $837,000 | 17 | $952,816 | — | $129,128 |
| 2023 | $7,690,093 | $424,005 | $983,966 | $435,000 | 18 | $552,479 | — | $108,676 |
| 2022 | $8,250,054 | $234,356 | $1,076,456 | $405,000 | 14 | $521,472 | — | — |
| 2021 | $9,094,814 | $1,546,073 | $1,181,059 | $500,000 | 18 | $617,003 | $972,889 | — |
| 2020 | $8,725,366 | $3,081,926 | $874,319 | $420,000 | 16 | — | $2,726,826 | — |
Under IRS private-foundation payout rules, Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation reported a distributable amount of $129K for 2024 — the minimum it must pay out in qualifying distributions.
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
No mission statement for the foundation is provided. Its 2024 grants included support for organizations with varied missions. The University of Arizona Foundation says it supports and enhances the university’s mission through the development and management of private support. Habitat for Humanity Tucson says it brings people together to build homes, community, and hope. Youth On Their Own says it supports the graduation and continued success of youth experiencing homelessness in Pima County.
Other 2024 recipients describe their work as preparing and delivering medically tailored meals to people with life-threatening illnesses (Project Angel Heart); preventing homelessness and providing housing and services (Colorado Coalition for the Homeless); and educating, supporting, and empowering people affected by cancer (Bag It). The foundation also gave to Big Brothers Big Sisters of Tucson, whose stated work includes supporting its Tucson mentoring program.
Grantmaking
In 2024, the foundation reported 17 grants totaling $837,000. Grants ranged from $2,000 to $450,000, with a median grant of $15,000. The largest reported awards included $450,000 to Steele Children’s Research Center, $100,000 to the University of Arizona Foundation, $75,000 to Habitat for Humanity Tucson, and $50,000 to Habitat for Humanity Metro Denver. Other listed grants included $20,000 each to Nourish and Youth On Their Own, and $15,000 each to Colorado Coalition for the Homeless, Community Food Bank of Southern Arizona, Dumb Friends League, and Project Angel Heart. The foundation also gave $10,000 to Denver Rescue Mission, Big Brothers Big Sisters of Tucson, and Bag It.
Leadership & Key People
Leadership team and compensation from IRS filings
Ziad Meziab was listed as president on the 2024 filing.
Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation is led by Ziad Meziab, President on every filing since 2020 — the only officer listed, and compensated.
Officers on the 2024 filing
Ziad Meziab
President
On filings since 2020
40 hrs/week
$180K (2020) → $210K (2024)
Former officers (1)
- Former: J. Dennis Bartlett (2020–2022) — Treasurer
Data from IRS Form 990 filings, 2020–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2024 IRS filing
The highest reported compensation on the 2024 filing was $210K, to Ziad Meziab (President).
Frequently asked questions about Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation
How much does Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation give each year?
Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation gave $837K across 17 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $435K across 18 grants.
What is Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation's typical grant size?
Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation's median grant in 2024 was $15,000, and its average grant was $49,235, across 17 grants on its 2024 IRS Form 990-PF. Organizations receiving their first grant from Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation that year got $51K on average.
Where does Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation give grants?
Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation gives mostly in Arizona: 87% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there. The next largest state was Colorado (13%). The most frequent recipient cities were Tucson, AZ (12 grants) and Denver, CO (5 grants).
Does Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation give general operating support?
Not in 2024: none of the 17 grants with a stated purpose on Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation's 2024 IRS Form 990-PF were described as general or operating support. Recurring purposes include "To Assist the Organization" (17 grants).
Who are Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation's largest grantees?
Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation's largest 2024 grantees include Steele Childrens Research Centerua Foun ($450,000), University of Arizona Foundation ($100,000) and Habitat for Humanity Tucson ($75,000), according to its 2024 IRS Form 990-PF. Together they received 75% of its itemized 2024 grant dollars.
How large is Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation?
Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation reported $6.7M in total assets on its 2024 IRS Form 990-PF. It paid out $953K in qualifying distributions that year, against a required minimum of $129K (roughly 5% of its investment assets).
What does Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation fund?
No mission statement for the foundation is provided. Its 2024 grants included support for organizations with varied missions. The University of Arizona Foundation says it supports and enhances the university’s mission through the development and management of private support. See mission & focus areas ↑
How do I apply for a grant from Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation?
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation's EIN?
Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation's EIN (Employer Identification Number) is 20-2210574. IRS Form 990 filing data is available on this page for 2020–2024.
Does Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation accept unsolicited proposals?
No, according to Grantable's research on the foundation's published guidelines. See how to apply ↑
Data last updated October 2026. Sourced from IRS Form 990-PF filings. Research dossier generated September 2026.
Data update history
(1)
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
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Cite this profile
Grantable. (2026). Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation funder profile. GrantGraph. Retrieved October 25, 2026, from https://grantable.co/funders/dorothy-harmsen-and-bill-harmsen-sr-charitable-foundation-morg_a4f607d08d6e4f749b5ef9ab8e474447
BibTeX
@misc{grantable_202210574_2026,
author = {{Grantable}},
title = {{Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/dorothy-harmsen-and-bill-harmsen-sr-charitable-foundation-morg_a4f607d08d6e4f749b5ef9ab8e474447},
note = {Accessed 2026-10-25. Data licensed CC BY 4.0}
}The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.
Figures come from Dorothy Harmsen and Bill Harmsen Sr Charitable Foundation's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.
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