Lothenbach Family Foundation
Lothenbach Family Foundation is a private foundation, based in Wayzata, MN. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $14.4M in total assets. In 2024, it awarded 5 grants totaling $555K. Net investment income was $993K.
Key facts about Lothenbach Family Foundation
In short: Lothenbach Family Foundation gave $555K across 5 grants in 2024 (avg $111K), mostly in Minnesota. Source: 2024 IRS Form 990-PF.
- EIN
- 81-4309433
- Latest 990 filing
- Form 990-PF, 2024
- Annual giving (2024)
- $555,000
- Grants made (2024)
- 5
- Average grant
- $111,000
- Median grant
- $100,000
- Total assets
- $14,362,894
- Primary geography
- Minnesota (100% of itemized 2024 grant dollars)
Data from IRS Form 990-PF, 2024; updated September 2026.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
$14.4M
+21.0% YoY
Annual Giving
$555K
-3.6% YoY
Grant Count
5
-37.5% YoY
Avg Grant Size
$111K
+54.2% YoY
Under IRS private-foundation payout rules, Lothenbach Family Foundation reported a distributable amount of $634K for 2024 — the minimum it must pay out in qualifying distributions.
How Lothenbach Family Foundation gives
- Giving held roughly steady from 2021 to 2024 (+13%). Method
- In 2024 it paid out 89% of its IRS minimum distribution (the 5% rule). Foundations have until the end of the next year to meet it. Method
From the foundation's IRS Form 990-PF filings. Methodology.
Ready to take the next step with Lothenbach Family Foundation?
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 5 itemized grants.
Cities
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2024, annual grant giving ranged from $491K (2021) to $605K (2022). In 2024 it made 5 grants totaling $555K.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 5 recipients in 2024
The largest 2024 recipient was Mayo Clinic Cardiovascular Research Center ($300K). Together the top 5 received $555K.
Grant Size Distribution
33 grants across all recorded years
The most common grant size was under $50K: 12 grants of 33 (36%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Mayo Clinic Cardiovascular Research Center Rochester, MN | General Support | $300,000 |
| Reading Partners Twin Cities St. Paul, MN | General Support | $125,000 |
| Firefighters for Healing Champlin, MN | General Support | $100,000 |
| University of Minnesota Foundation Minneapolis, MN | General Support | $25,000 |
| The Rotary Club of Lakeville Foundation Lakeville, MN | General Support | $5,000 |
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $14,362,894 | $11,870,796 | $10,654,374 |
| Revenue | $1,956,632 | $358,957 | $-109,364 |
| Expenses | $615,265 | $641,938 | $675,006 |
| Qualifying Distributions | $564,030 | $580,325 | $609,629 |
| Net Investment Income | $992,828 | $318,795 | $80,510 |
| Distributable Amount | $633,687 | $547,852 | $558,016 |
Data update history
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
Leadership & Key People
Officers and directors from IRS filings
Lothenbach Family Foundation's 2024 filing lists 3 officers; none of the 3 officers listed in 2024 report compensation.
Officers on the 2024 filing
Frank W. Lothenbach Jr.
Trustee
On filings since 2023
No compensation reported
Jack D. Lothenbach
Trustee
On filings since 2023
No compensation reported
Scott Eggington
Trustee
On filings since 2023
No compensation reported
Former officers (1)
- Former: Robert J. Lothenbach (2020–2023) — Trustee
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.
Frequently asked questions about Lothenbach Family Foundation
How much does Lothenbach Family Foundation give each year?
Lothenbach Family Foundation gave $555K across 5 grants in 2024, according to its 2024 IRS Form 990-PF. In 2023 it gave $576K across 8 grants.
What is Lothenbach Family Foundation's typical grant size?
Lothenbach Family Foundation's median grant in 2024 was $100,000, and its average grant was $111,000, across 5 grants on its 2024 IRS Form 990-PF.
Where does Lothenbach Family Foundation give grants?
Lothenbach Family Foundation gives mostly in Minnesota: 100% of the grant dollars itemized on its 2024 IRS Form 990-PF went to recipients there.
Does Lothenbach Family Foundation give general operating support?
Yes: 100% of Lothenbach Family Foundation's 2024 grants with a stated purpose (5 of 5) were for general or operating support, per its 2024 IRS Form 990-PF.
Who are Lothenbach Family Foundation's largest grantees?
Lothenbach Family Foundation's largest 2024 grantees include Mayo Clinic Cardiovascular Research Center ($300,000), Reading Partners Twin Cities ($125,000) and Firefighters for Healing ($100,000), according to its 2024 IRS Form 990-PF. Together they received 95% of its itemized 2024 grant dollars.
How large is Lothenbach Family Foundation?
Lothenbach Family Foundation reported $14.4M in total assets on its 2024 IRS Form 990-PF. It paid out $564K in qualifying distributions that year, against a required minimum of $634K (roughly 5% of its investment assets). Falling short in one year is not a violation: foundations have until the end of the next year to meet the minimum.
What is Lothenbach Family Foundation's EIN?
Lothenbach Family Foundation's EIN (Employer Identification Number) is 81-4309433. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Here's the math on researching Lothenbach Family Foundation by hand.
Explore Open Grants
Browse active grant opportunities in Lothenbach Family Foundation's focus areas in our free grants database
Similar Funders
Funders that support many of the same organizations
The Minneapolis Foundation
Minneapolis, MN
The Minneapolis Foundation supports civic, social, and economic needs, including economic mobility, education equity, community safety, health, and the environment. In 2025, its grants had a median of $25,000, though awards varied widely; 77% of grant dollars went to Minnesota recipients. It does not state a general policy on unsolicited requests; current opportunities are closed, and some programs are invitation-based.
Assets
$1.2B
Grants
1,565
Total Given
$121.7M
Silicon Valley Community Foundation
Mountain View, CA
Silicon Valley Community Foundation funds work in areas such as housing, economic security, education, health, the environment, arts and culture, and civic engagement, with Community Action Grants supporting local, community-led organizations in San Mateo and Santa Clara counties. Its 2024 grants had a median of $51,716, though amounts varied widely; applications depend on the program, and SVCF states that it does not accept unsolicited proposals for advised funds.
Assets
$12.3B
Grants
3,576
Total Given
$3.2B
Marilyn and Glen Nelson Family Foundation
Minnetonka, MN
The foundation supports arts and cultural organizations, higher education scholarships, and democracy-related work, with 2025 grants ranging from $10,000 to $499,318 and a median of $124,636. Giving is concentrated in Minnesota, with additional grants in Massachusetts and Washington, D.C. It funds only preselected organizations and does not accept unsolicited requests.
Assets
$5.7M
Grants
4
Total Given
$759K
Thrivent Charitable Impact & Investing
Appleton, WI
Thrivent Charitable Impact & Investing distributes donor-directed and program donations to a broad range of causes and organizations in local, national, and global communities. Its 2024 grants had a median of $11,520 and ranged from $5,006 to $5 million. The profile does not state whether it accepts unsolicited requests.
Assets
$939.7M
Grants
2,565
Total Given
$84.6M
Saint Paul & Minnesota Foundation
St. Paul, MN
The Saint Paul & Minnesota Foundation funds community-led work in areas including economic development, health and human services, youth and education, arts and culture, democracy, and nonprofit capacity, serving the East Metro and communities statewide. Its 2025 grants had a median of $26,000, while the Management Improvement Fund offers up to $15,000. It accepts unsolicited requests through open application programs, though some opportunities are invite-only.
Assets
$1.7B
Grants
1,473
Total Given
$107.2M
The Richard M Schulze Family Foundation
Minneapolis, MN
The Richard M. Schulze Family Foundation funds education, health care, and human services, including college scholarships, with most support benefiting working- and middle-class families in specified Minnesota and Florida counties; it also makes some national grants. Its 2024 grants had a median of $5,000, though awards ranged from $50 to $10 million. It plans to move to invitation-only grantmaking in 2027; whether it currently accepts unsolicited requests is not stated.
Assets
—
Grants
1,431
Total Given
$47.9M
Wells Fargo Foundation
Minneapolis, MN
The Wells Fargo Foundation funds nonprofits working on financial opportunity, affordable housing, and small-business growth, with giving at national and local levels. Its 2025 grants ranged from $3,000 to $8 million, with a median of $35,000. It does not accept unsolicited requests; eligible organizations are invited to apply.
Assets
$8.6M
Grants
1,376
Total Given
$157.4M
C K Blandin Foundation
Grand Rapids, MN
The C K Blandin Foundation funds community wealth-building, rural placemaking and small-community efforts, including work on housing, civic engagement, community spaces and food systems. It primarily supports rural Minnesota, especially Itasca County and nearby communities, and its 2024 median grant was $2,900, though awards ranged from $50 to $335,000.
Assets
—
Grants
931
Total Given
$15.8M
The McKnight Foundation
Minneapolis, MN
The McKnight Foundation funds nonprofit organizations, research, and community initiatives in arts and culture, food systems, climate and energy, neuroscience, and equitable communities, primarily in Minnesota and the Midwest, with some work in Africa and South America and beyond. Its 2024 grants ranged from $1,150 to $10 million, with a median of $100,000; prospective applicants are asked to contact program staff first, who provide proposal instructions if they determine funding may be considered.
Assets
—
Grants
790
Total Given
$145.9M
Neighborhood Development Center Inc
Saint Paul, MN
Neighborhood Development Center supports entrepreneurs and neighborhood revitalization through business financing, training, services, and affordable commercial space, primarily in Saint Paul and Minneapolis, with grants going to Minnesota recipients. Its 2025 grants ranged from $5,100 to $207,211, with a median of $13,500. It does not state a general policy on unsolicited requests; a specific small-business grant RFP described was a past cycle.
Assets
$55.3M
Grants
571
Total Given
$10.2M
Marshall H and Nellie Alworth
Duluth, MN
The Marshall H and Nellie Alworth Memorial Fund awards scholarships to eligible students pursuing mathematics, science, engineering, or medical fields, primarily serving students from northern Minnesota. Recent awards were typically $2,500, with grants ranging from $2,500 to $3,000. It accepts applications through its scholarship programs; high-school applications are due January 15, and the college-transfer pathway also has an application process.
Assets
—
Grants
566
Total Given
$1.5M
Catholic Community Foundation of Minnesota
St. Paul, MN
The Catholic Community Foundation of Minnesota funds spiritual, educational, and social needs through grants for education, capital improvements, assistance programs, and other charitable purposes. Its 2025 grants had a median of $16,124, and at least half of grants over any three-year period are intended for Minnesota organizations; 86% of 2025 grant dollars went to Minnesota. Its Social Impact and Educational Impact programs are invitation-only, while other CCF-directed programs may offer open, competitive applications.
Assets
$751.7M
Grants
504
Total Given
$43.9M
More Funders in Minnesota
Lothenbach Family Foundation down — hundreds of funders to go?