MOHAI Foundation
Support the Historical Society of Seattle and King County, DBA the Museum of History and Industry (MOHAI) by managing investments and facilitating contributions.
MOHAI Foundation at a glance
In short: MOHAI Foundation gave $600K across 1 grant in 2024 (avg $600K), mostly in Washington. Source: 2024 IRS Form 990.
- Annual giving (2024)
- $600,000
- +0.0% vs 2023
- Grants made (2024)
- 1
- +0.0% vs 2023
- Average grant
- $600,000
- +0.0% vs 2023
- Median grant
- $600,000
- Total assets
- $14,671,432
- +7.1% vs 2023
- Primary geography
- Washington (100% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990, 2024 View filing
Data from IRS Form 990, 2024; updated September 2026.
Who MOHAI Foundation funds
How this funder distributes its grants
Top Recipients
Top recipient in 2024
The largest 2024 recipient was Historical Society of Seattle ($600K).
Grant Size Distribution
5 grants across all recorded years
The most common grant size was in the $500K–1M range: 5 grants of 5 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of the 2024 grant dollars on its one itemized grant.
States
Cities
How MOHAI Foundation gives
- Giving held roughly steady from 2021 to 2024 (+0%). 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 2024, annual grant giving ranged from $550K (2019) to $600K (2024). In 2024 it made 1 grant totaling $600K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Historical Society of Seattle Seattle, WA | Operate MOHAI | $600,000 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2024 | $14,671,432 | $365,551 | $628,796 | $600,000 | 1 | $365,551 |
| 2023 | $13,694,869 | $339,840 | $621,809 | $600,000 | 1 | $339,840 |
| 2022 | $12,266,498 | $281,078 | $619,072 | $600,000 | 1 | $281,078 |
| 2021 | $15,427,773 | $334,589 | $617,639 | $600,000 | 1 | $334,589 |
| 2020 | $14,221,830 | $286,259 | $615,257 | $600,000 | 1 | $286,259 |
| 2019 | $12,946,428 | $327,644 | $565,218 | $550,000 | 1 | $326,644 |
About MOHAI Foundation
Based on IRS filings
MOHAI Foundation is a public charity, based in Seattle, WA. IRS filing data is available from 2019 through 2024. As of 2024, the organization holds $14.7M in total assets. In 2024, it awarded 1 grant totaling $600K. Net investment income was $366K.
Leadership & Key People
Officers and directors from IRS filings
MOHAI Foundation is led by Leonard Garfield, Executive Director on every filing since 2019; none of the 9 officers listed in 2024 report compensation.
Officers on the 2024 filing
Leonard Garfield
Executive Director
On filings since 2019
0.5 hrs/week
No compensation reported
Lynn Lindsay
President
On filings since 2019
0.1 hrs/week
No compensation reported
Bill Grinstein
Director
Trustee → Director, 2024
On filings since 2019
0.1 hrs/week
No compensation reported
Chad Richardson
Director
Trustee → Director, 2024
On filings since 2019
0.1 hrs/week
No compensation reported
Chuck Nordhoff
Director
Trustee → Director, 2024
On filings since 2019
0.1 hrs/week
No compensation reported
Maureen Frisch
Director
Trustee → Director, 2024
On filings since 2019
0.1 hrs/week
No compensation reported
Susan Lindsay
Director
Trustee → Director, 2024
On filings since 2019
0.1 hrs/week
No compensation reported
Stephen Yamamoto
Director of Finance
On filings since 2020
0.5 hrs/week
No compensation reported
Andrew Bor
Secretary
On filings since 2019
0.1 hrs/week
No compensation reported
Former officers (4)
- Former: Tom McQuaid (2019–2023) — Trustee
- Former: Gary Neumann (2019–2022) — Trustee
- Former: Donna Difiore (2019–2020) — Director of Finance
- Former: Rae Tufts (2019–2020) — Trustee
Data from IRS Form 990 filings, 2019–2024. "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 MOHAI Foundation
How much does MOHAI Foundation give each year?
MOHAI Foundation gave $600K across 1 grant in 2024, according to its 2024 IRS Form 990. In 2023 it gave $600K across 1 grant.
How large is MOHAI Foundation?
MOHAI Foundation reported $14.7M in total assets on its 2024 IRS Form 990. Its revenue that year was $366K.
Where does MOHAI Foundation operate?
MOHAI Foundation has awarded grants in Washington.
What is MOHAI Foundation's EIN?
MOHAI Foundation's EIN (Employer Identification Number) is 91-1505627. IRS Form 990 filing data is available on this page for 2019–2024.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(7)
When this profile's IRS filing data changed on Grantable
- Added Form 990 for fiscal year 2019 (received by the IRS May 28, 2020)
- Updated Form 990 for fiscal year 2020 (received by the IRS May 11, 2021)
- Updated Form 990 for fiscal year 2021 (received by the IRS June 21, 2022)
- Updated Form 990 for fiscal year 2022 (received by the IRS May 30, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS May 16, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS October 16, 2025)
- IRS filings on file for fiscal years 2020–2024
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