Karen Wyckoff Rein in Sarcoma
Our three-pronged mission: educating the public and medical community about sarcomas, supporting sarcoma patients and their loved ones, and funding research directed toward developing new treatments and finding a cure for sarcoma cancers.
Karen Wyckoff Rein in Sarcoma at a glance
In short: Karen Wyckoff Rein in Sarcoma gave $153K across 4 grants in 2024 (avg $38K), mostly in California. Source: 2024 IRS Form 990.
- Annual giving (2024)
- $152,666
- +177.6% vs 2023
- Grants made (2024)
- 4
- +0.0% vs 2023
- Average grant
- $38,167
- +177.6% vs 2023
- Median grant
- $35,000
- Total assets
- $1,093,636
- -7.0% vs 2023
- Primary geography
- California (50% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990, 2024 View filing
Data from IRS Form 990, 2024; updated September 2026.
Who Karen Wyckoff Rein in Sarcoma funds
How this funder distributes its grants
Top Recipients
Top 4 recipients in 2024
The largest 2024 recipient was Aveni Foundation ($77K). Together the top 4 received $153K.
Grant Size Distribution
24 grants across all recorded years
The most common grant size was under $50K: 16 grants of 24 (67%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 4 itemized grants.
Cities
How Karen Wyckoff Rein in Sarcoma gives
- Giving held roughly steady from 2021 to 2024 (−4%). 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 2020 to 2024, annual grant giving ranged from $55K (2023) to $340K (2022). In 2024 it made 4 grants totaling $153K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Aveni Foundation Santa Monica, CA | Sarcoma Research | $76,666 |
| University of Minnesota Foundation Minneapolis, MN | Sarcoma Research & educating medical students about Sarcoma, who, in turn, educate peers with long-lasting impact. | $62,500 |
| University of Michigan Ann Arbor, MI | Sarcoma Research & educating medical students about Sarcoma, who, in turn, educate peers with long-lasting impact. | $7,500 |
| University of Wisconsin Foundation Madison, WI | Educating medical students about Sarcoma, who, in turn, educate peers with long-lasting impact. | $6,000 |
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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 | $1,093,636 | $577,435 | $697,342 | $152,666 | 4 | $18,940 |
| 2023 | $1,175,955 | $606,354 | $554,483 | $55,000 | 4 | $21,052 |
| 2022 | $1,199,056 | $716,594 | $736,754 | $340,000 | 6 | $5,868 |
| 2021 | $1,229,917 | $950,549 | $529,353 | $159,000 | 6 | $1,844 |
| 2020 | $794,680 | $445,627 | $488,662 | $199,000 | 4 | $77 |
About Karen Wyckoff Rein in Sarcoma
Based on IRS filings
Karen Wyckoff Rein in Sarcoma is a public charity focused on Medical Research, based in Fridley, MN. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $1.1M in total assets. In 2024, it awarded 4 grants totaling $153K. Net investment income was $19K.
Focus Areas
Leadership & Key People
Officers and directors from IRS filings
Karen Wyckoff Rein in Sarcoma is led by Lachelle Semanko, Executive Director on every filing since 2023; 1 of 16 officers listed in 2024 is compensated.
Officers on the 2024 filing
Lachelle Semanko
Executive Director
On filings since 2023
40 hrs/week
$83K (2023) → $115K (2024)
Eric Lien
President
Vice President → President, 2022
On filings since 2020
2 hrs/week
No compensation reported
Aaron Halbe
Secretary
Board Member → Secretary, 2022
On filings since 2020
1 hr/week
No compensation reported
Blake Hastings
Board Member
President → Board Member, 2022
On filings since 2020
1 hr/week
No compensation reported
Brendan Dillon
Board Member
On filings since 2020
1 hr/week
No compensation reported
Colin Ryan
Board Member
On filings since 2020
1 hr/week
No compensation reported
Conner O'Brien
Vice President
Board Member → Vice President, 2022
On filings since 2020
2 hrs/week
No compensation reported
David Largaespada
Board Member
On filings since 2020
1 hr/week
No compensation reported
John Charlson MD
Board Member
On filings since 2020
1 hr/week
No compensation reported
Mitch Atherton
Treasurer
Secretary → Treasurer, 2022
On filings since 2020
1 hr/week
No compensation reported
Scott Okuno MD
Board Member
On filings since 2020
1 hr/week
No compensation reported
Stephanie Terezakis MD
Board Member
On filings since 2020
1 hr/week
No compensation reported
Jason Patalonis
Board Member
On filings since 2022
1 hr/week
No compensation reported
Maureen Anderson DNP
Board Member
On filings since 2022
1 hr/week
No compensation reported
Andrea Espejo Freire MD
Board Member
On filings since 2023
1 hr/week
No compensation reported
Laura Gagne
Board Member
On filings since 2023
1 hr/week
No compensation reported
Former officers (9)
- Former: Janelle Calhoun (2020–2023) — Executive Director
- Former: Valerie Lopez Torres (2021–2023) — Board Member
- Former: Denis Clohisy MD (2020–2022) — Board Member
- Former: Linda Andrean (2020–2022) — Board Member
- Former: Michelle Kolling (2020–2022) — Board Member
- Former: Bruce Seiber (2020–2021) — Board Member
- Former: Lisa Griebel (2020–2021) — Board Member
- Former: Thomas McCarthy (2020–2021) — Treasurer
- Former: Val Lopez (2020) — Board Member
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 $115K, to Lachelle Semanko (Executive Director).
Frequently asked questions about Karen Wyckoff Rein in Sarcoma
How much does Karen Wyckoff Rein in Sarcoma give each year?
Karen Wyckoff Rein in Sarcoma gave $153K across 4 grants in 2024, according to its 2024 IRS Form 990. In 2023 it gave $55K across 4 grants.
What is Karen Wyckoff Rein in Sarcoma's typical grant size?
Karen Wyckoff Rein in Sarcoma's median grant in 2024 was $35,000, and its average grant was $38,167, across 4 grants on its 2024 IRS Form 990.
Where does Karen Wyckoff Rein in Sarcoma give grants?
Karen Wyckoff Rein in Sarcoma gives mostly in California: 50% of the grant dollars itemized on its 2024 IRS Form 990 went to recipients there. The next largest state was Minnesota (41%).
Does Karen Wyckoff Rein in Sarcoma give general operating support?
Not in 2024: none of the 4 grants with a stated purpose on Karen Wyckoff Rein in Sarcoma's 2024 IRS Form 990 were described as general or operating support.
How large is Karen Wyckoff Rein in Sarcoma?
Karen Wyckoff Rein in Sarcoma reported $1.1M in total assets on its 2024 IRS Form 990. Its revenue that year was $577K.
What is Karen Wyckoff Rein in Sarcoma?
Karen Wyckoff Rein in Sarcoma is a public charity focused on Medical Research, based in Fridley, MN. It holds $1.1M in total assets as of 2024.
What is Karen Wyckoff Rein in Sarcoma's EIN?
Karen Wyckoff Rein in Sarcoma's EIN (Employer Identification Number) is 20-0811343. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(6)
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2020 (received by the IRS November 15, 2021)
- Updated Form 990 for fiscal year 2021 (received by the IRS February 20, 2023)
- Updated Form 990 for fiscal year 2022 (received by the IRS November 13, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS November 14, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS November 17, 2025)
- IRS filings on file for fiscal years 2020–2024
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