Rhizomium Foundation
Rhizomium Foundation is a private foundation based in Barneveld, Wisconsin. Its 2025 filing reports grants to charitable organizations, with all listed grant purposes identified as advocacy.
Key facts about Rhizomium Foundation
In short: Rhizomium Foundation gave $255K across 10 grants in 2025 (avg $26K), mostly in Wisconsin. Source: 2025 IRS Form 990-PF.
- EIN
- 99-2965178
- Latest 990 filing
- Form 990-PF, 2025
- Annual giving (2025)
- $255,000
- Grants made (2025)
- 10
- Average grant
- $25,500
- Median grant
- $10,000
- Total assets
- $6,648,701
- Primary geography
- Wisconsin (80% of itemized 2025 grant dollars)
- 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 for funds. Full details ↓
Data from IRS Form 990-PF, 2025; updated October 2026. Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Financial Overview
From 2025 IRS Form 990-PF · View filing
Total Assets
$6.6M
Annual Giving
$255K
Grant Count
10
Avg Grant Size
$26K
Under IRS private-foundation payout rules, Rhizomium Foundation reported a distributable amount of $228K for 2025 — the minimum it must pay out in qualifying distributions.
How Rhizomium Foundation gives
- In 2025 it paid out 123% of its IRS minimum distribution (the 5% rule). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Mission & Focus Areas
The available information does not state a mission for the foundation. Its 2025 grantees describe work in areas including agroforestry, food, land and learning, shared tools and workspace for creative and technical projects, and contemporary arts. For example, the Savanna Institute says it works with farmers and scientists to support agroforestry adoption in the Midwest, while Rooted WI says it envisions collaborations around food, land and learning for healthy, equitable and sustainable neighborhoods.
Grantmaking
In 2025, the foundation gave $255,000 through 10 grants. Grants ranged from $5,000 to $125,000, with a median of $10,000. The largest awards were $125,000 to the Savanna Institute, $25,000 each to ClearSpring School, Rooted WI Inc, and The Bodgery, and $10,000 to the Florida School of Woodwork.
Other 2025 recipients were the Mycological Society, Plane Wellness, River Valley Commons, and Saint Maud, each receiving $10,000, and Wave Pool, which received $5,000. The filing lists advocacy as the purpose for each grant.
How to Apply
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
Ready to take the next step with Rhizomium Foundation?
Geographic Focus
Where this funder awards grants
In 2025, 80% of grant dollars went to recipients in Wisconsin, 10% to Arkansas, 4% each to Florida and Pennsylvania, and 2% to Ohio. These figures describe the locations of that year’s recipients.
Grant Distribution by State
Share of 2025 grant dollars across all 10 itemized grants.
Cities
Giving Over Time
Total grant dollars and number of grants per year
In 2025 it made 10 grants totaling $255K.
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2025
The largest 2025 recipient was Savanna Institute ($125K). Together the top 10 received $255K.
Grant Size Distribution
10 grants across all recorded years
The most common grant size was under $50K: 9 grants of 10 (90%).
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Savanna Institute Madison, WI | Advocacy | $125,000 |
| Clearspring School Eureka Spirngs, AR | Advocacy | $25,000 |
| Rooted WI Inc Madison, WI | Advocacy | $25,000 |
| The Bodgery Madison, WI | Advocacy | $25,000 |
| Florida School of Woodwork Tampa, FL | Advocacy | $10,000 |
| Mycological Society Windsor, WI | Advocacy | $10,000 |
| Plane Wellness Ford City, PA | Advocacy | $10,000 |
| River Valley Commons Plain, WI | Advocacy | $10,000 |
| Saint Maud Pence, WI | Advocacy | $10,000 |
| Wave Pool Cincinnati, OH | Advocacy | $5,000 |
Financial History
Multi-year comparison from IRS filings
| Filing year | Assets | Revenue | Expenses | Grants |
|---|---|---|---|---|
| 2025 | $6,648,701 | $8,422,225 | $305,818 | $255,000 (10 grants) |
| Metric | 2025 | 2024 |
|---|---|---|
| Total Assets | $6,648,701 | — |
| Revenue | $8,422,225 | — |
| Expenses | $305,818 | — |
| Qualifying Distributions | $280,936 | — |
| Net Investment Income | $2,456,453 | — |
| Distributable Amount | $228,488 | — |
Data update history
When this profile's IRS filing data changed on Grantable
- Added Form 990-PF for fiscal year 2025 (received by the IRS August 18, 2026)
- IRS filings on file for fiscal year 2024
Leadership & Key People
Leadership team and compensation from IRS filings
The 2025 filing lists Narayan Nayar, Christopher Schwarz, and Megan Fitzpatrick-Jones as directors.
Rhizomium Foundation's 2025 filing lists 3 officers; none of the 3 officers listed in 2025 report compensation.
Officers on the 2025 filing
Christopher Schwarz
Director
On filings since 2024
5 hrs/week
No compensation reported
Megan Fitzpatrick-Jones
Director
On filings since 2024
5 hrs/week
No compensation reported
Narayan Nayar
Director
On filings since 2024
20 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2024–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Contact
Mailing address: 5318 Rickey Road, Barneveld, WI 53507
Phone: (708) 714-7339
Frequently asked questions about Rhizomium Foundation
How much does Rhizomium Foundation give each year?
Rhizomium Foundation gave $255K across 10 grants in 2025, according to its 2025 IRS Form 990-PF.
What is Rhizomium Foundation's typical grant size?
Rhizomium Foundation's median grant in 2025 was $10,000, and its average grant was $25,500, across 10 grants on its 2025 IRS Form 990-PF.
Where does Rhizomium Foundation give grants?
Rhizomium Foundation gives mostly in Wisconsin: 80% of the grant dollars itemized on its 2025 IRS Form 990-PF went to recipients there. The next largest state was Arkansas (10%). The most frequent recipient cities were Madison, WI (3 grants).
Does Rhizomium Foundation give general operating support?
Not in 2025: none of the 10 grants with a stated purpose on Rhizomium Foundation's 2025 IRS Form 990-PF were described as general or operating support. Recurring purposes include "Advocacy" (10 grants).
Who are Rhizomium Foundation's largest grantees?
Rhizomium Foundation's largest 2025 grantees include Savanna Institute ($125,000), Clearspring School ($25,000) and Rooted WI Inc ($25,000), according to its 2025 IRS Form 990-PF. Together they received 69% of its itemized 2025 grant dollars.
How large is Rhizomium Foundation?
Rhizomium Foundation reported $6.6M in total assets on its 2025 IRS Form 990-PF. It paid out $281K in qualifying distributions that year, against a required minimum of $228K (roughly 5% of its investment assets).
What does Rhizomium Foundation fund?
The available information does not state a mission for the foundation. Its 2025 grantees describe work in areas including agroforestry, food, land and learning, shared tools and workspace for creative and technical projects, and contemporary arts. See mission & focus areas ↑
How do I apply for a grant from Rhizomium Foundation?
The foundation states that it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Eligibility and process details are in the grantmaking section of this profile. See how to apply ↑
What is Rhizomium Foundation's EIN?
Rhizomium Foundation's EIN (Employer Identification Number) is 99-2965178. IRS Form 990 filing data is available on this page for 2024–2025.
Does Rhizomium 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.
Here's the math on researching Rhizomium Foundation by hand.
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