Symposia on Environmental Biogeochemistry Inc
Symposia on Environmental Biogeochemistry Inc is a private foundation, based in Rapid City, SD. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $55K in total assets. In 2025, it awarded 4 grants totaling $682.
Symposia on Environmental Biogeochemistry Inc at a glance
In short: Symposia on Environmental Biogeochemistry Inc gave $682 across 4 grants in 2025 (avg $170.5). Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $682
- -81.4% vs 2024
- Grants made (2025)
- 4
- +0.0% vs 2024
- Average grant
- $171
- -81.4% vs 2024
- Median grant
- $35
- Total assets
- $54,501
- -1.6% vs 2024
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
Who Symposia on Environmental Biogeochemistry Inc funds
How this funder distributes its grants
Top Recipients
Top recipient in 2025
The largest 2025 recipient was Guillaume Peugnet ($577).
Organizations only. It also paid 3 grants to individuals ($105), which are not listed by name.
Grant Size Distribution
13 grants across all recorded years
The most common grant size was under $50K: 13 grants of 13 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
States
Cities
How Symposia on Environmental Biogeochemistry Inc gives
- In 2025 it paid out 32% 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.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2023 to 2025, annual grant giving ranged from $682 (2025) to $4K (2024). In 2025 it made 4 grants totaling $682.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Guillaume Peugnet | Travel support for ISEB conference in Dublin Ireland Oct. 2025 | $577 |
| 3 grants to individuals Recipients not named | — | $105 |
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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 | $54,501 | $582 | $1,488 | $682 | 4 | $838 | $2,660 |
| 2024 | $55,407 | $6 | $4,286 | $3,664 | 4 | $3,664 | $2,709 |
| 2023 | $59,687 | $120,650 | $79,821 | $2,200 | 5 | $2,200 | $-1,955 |
| 2022 | $18,858 | $282 | $598 | — | — | — | $902 |
| 2021 | $19,174 | $702 | $762 | — | — | — | $862 |
| 2020 | $19,234 | $446 | $6,715 | — | — | — | $889 |
Under IRS private-foundation payout rules, Symposia on Environmental Biogeochemistry Inc reported a distributable amount of $3K for 2025 — the minimum it must pay out in qualifying distributions.
Leadership & Key People
Officers and directors from IRS filings
Symposia on Environmental Biogeochemistry Inc is led by Chris Omelon, President on every filing since 2024; none of the 2 officers listed in 2025 report compensation.
Officers on the 2025 filing
Chris Omelon
President
On filings since 2024
5 hrs/week
No compensation reported
Sarah Keenan
Treasurer
On filings since 2020
5 hrs/week
No compensation reported
Former officers (1)
- Former: Annette Engel (2020–2023) — President
Data from IRS Form 990 filings, 2020–2025. "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 Symposia on Environmental Biogeochemistry Inc
How much does Symposia on Environmental Biogeochemistry Inc give each year?
Symposia on Environmental Biogeochemistry Inc gave $682 across 4 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $4K across 4 grants.
What is Symposia on Environmental Biogeochemistry Inc's typical grant size?
Symposia on Environmental Biogeochemistry Inc's median grant in 2025 was $35, and its average grant was $171, across 4 grants on its 2025 IRS Form 990-PF.
Does Symposia on Environmental Biogeochemistry Inc give general operating support?
Not in 2025: none of the 4 grants with a stated purpose on Symposia on Environmental Biogeochemistry Inc's 2025 IRS Form 990-PF were described as general or operating support.
How large is Symposia on Environmental Biogeochemistry Inc?
Symposia on Environmental Biogeochemistry Inc reported $55K in total assets on its 2025 IRS Form 990-PF. It paid out $838 in qualifying distributions that year, against a required minimum of $3K (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.
Where does Symposia on Environmental Biogeochemistry Inc operate?
Symposia on Environmental Biogeochemistry Inc has awarded grants in Alabama.
What is Symposia on Environmental Biogeochemistry Inc's EIN?
Symposia on Environmental Biogeochemistry Inc's EIN (Employer Identification Number) is 51-0223079. IRS Form 990 filing data is available on this page for 2020–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(6)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2020 (received by the IRS December 1, 2021)
- Updated Form 990-PF for fiscal year 2021 (received by the IRS May 6, 2022)
- Updated Form 990-PF for fiscal year 2022 (received by the IRS May 10, 2023)
- Updated Form 990-PF for fiscal year 2023 (received by the IRS March 28, 2024)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS May 12, 2025)
- Added Form 990-PF for fiscal year 2025 (received by the IRS May 6, 2026)
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