Calvin Theological Seminary
Calvin Theological Seminary exists to serve the christian reformed church in North America and wider constituencies by preparing persons for biblically faithful and contextually effective ministry of the word and by offering reformed theological scholarship and counsel.
Calvin Theological Seminary at a glance
- Total assets
- $101,250,712
- +9.3% vs 2024
- Revenue (2025)
- $14,101,642
- +24.1% vs 2024
- Net investment income (2025)
- $2,025,751
- +108.2% vs 2024
- Expenses (2025)
- $13,103,469
- +6.7% vs 2024
- Latest 990 filing
- Form 990, 2025 View filing
Data from IRS Form 990, 2025; updated September 2026.
Who Calvin Theological Seminary funds
How this funder distributes its grants
Grant Size Distribution
1 grant across all recorded years
The most common grant size was in the $500K–1M range: 1 grant of 1 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
States
Cities
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2019 to 2021, annual grant giving ranged from $539K (2019) to $661K (2021). In 2021 it made 1 grant totaling $661K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Calvin University Grand Rapids, MI | — | $660,639 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2025 | $101,250,712 | $14,101,642 | $13,103,469 | — | — | $2,025,751 |
| 2024 | $92,638,677 | $11,360,216 | $12,282,006 | — | — | $973,050 |
| 2023 | $88,012,471 | $15,339,909 | $11,282,615 | — | — | $5,063,548 |
| 2022 | $78,907,473 | $13,491,868 | $10,741,645 | — | — | $2,458,548 |
| 2021 | $82,445,737 | $24,238,301 | $10,525,424 | $660,639 | 1 | $10,743,623 |
| 2020 | $69,466,519 | $14,130,036 | $11,103,762 | $640,562 | 1 | $46,399 |
| 2019 | $66,376,477 | $15,089,300 | $11,270,856 | $538,932 | 1 | $2,027,639 |
About Calvin Theological Seminary
Based on IRS filings
Calvin Theological Seminary is a public charity focused on Education, based in Grand Rapids, MI. IRS filing data is available from 2019 through 2025. As of 2025, the organization holds $101.3M in total assets. Net investment income was $2.0M.
Focus Areas
Leadership & Key People
Officers and directors from IRS filings
Calvin Theological Seminary is led by Julius T. Medenblik JD, President on every filing since 2019; 7 of 27 officers listed in 2025 are compensated.
Officers on the 2025 filing
Julius T. Medenblik JD
President
On filings since 2019
40 hrs/week
$162K (2019) → $189K (2025)
David Morren
Board Chairman
Board Member → Board Chairman, 2021
On filings since 2019
5 hrs/week
No compensation reported
Robert Knoor
Director of Development
On filings since 2022
40 hrs/week
$111K (2022) → $124K (2025)
Margaret Mwenda
Chief Operating Officer
On filings since 2022
40 hrs/week
$104K (2022) → $110K (2025)
Danjuma Gibson
Prof. of Ps. Theo., Care & Counsel
Professor of Pastoral Theology, Care & Counseling → Prof. of Ps. Theo., Care & Counsel, 2025
On filings since 2023
40 hrs/week
$111K (2023) → $110K (2025)
Randy Devries
Controller
On filings since 2023
40 hrs/week
$56K (2024) → $85K (2025)
Yudha Thianto Tjondrowardojo
Chief Academic Officer
On filings since 2024
40 hrs/week
$107K (2024) → $107K (2025)
Gabriela Tijerina Echaverria
Professor of New Testament
New on the 2025 filing
40 hrs/week
$101K (2025)
Christian Oh
Board Member
On filings since 2021
2 hrs/week
No compensation reported
Hessel Kielstra
Board Member
On filings since 2021
2 hrs/week
No compensation reported
Scott Greenway
Board Vice Chairman
Board Member → Board Vice Chairman, 2023
On filings since 2021
2 hrs/week
No compensation reported
Susan Keesen
Board Secretary
On filings since 2021
4 hrs/week
No compensation reported
Arthur J. Van Wolde
Board Member
On filings since 2022
2 hrs/week
No compensation reported
Brian Verhuel
Board Member
On filings since 2022
2 hrs/week
No compensation reported
Julius Umawing
Board Member
On filings since 2022
2 hrs/week
No compensation reported
Alan E. Van Der Woerd
Board Member
On filings since 2023
2 hrs/week
No compensation reported
James Jones
Board Member
On filings since 2023
2 hrs/week
No compensation reported
Kristin Vos
Board Member
On filings since 2023
2 hrs/week
No compensation reported
Louise Boutin
Board Member
On filings since 2023
2 hrs/week
No compensation reported
Mark Verbruggen
Board Member
On filings since 2023
2 hrs/week
No compensation reported
Sue Imig
Board Member
On filings since 2023
2 hrs/week
No compensation reported
Daniel Bud
Board Member
New on the 2025 filing
2 hrs/week
No compensation reported
Derek Buikema
Board Member
New on the 2025 filing
2 hrs/week
No compensation reported
Grace Kreulen
Board Member
New on the 2025 filing
2 hrs/week
No compensation reported
John R. Lee
Board Member
New on the 2025 filing
2 hrs/week
No compensation reported
John Wesselius
Board Member
New on the 2025 filing
2 hrs/week
No compensation reported
Thomas Nobel
Board Member
New on the 2025 filing
2 hrs/week
No compensation reported
Former officers (20)
- Former: Charles Veenstra (2019–2024) — Board Member
- Former: Paul Boersma (2019–2024) — Board Member
- Former: Robert Drenten (2019–2024) — Board Member
- Former: Theresa Rottschafer (2019–2024) — Board Member
- Former: Cecil Van Niejenhuis (2024) — Board Member
- Former: Frank Zee (2019–2023) — Board Member
- Former: Heather Garretson (2019–2023) — Board Member
- Former: Susan Strikwerda (2019–2023) — Board Member
- Former: Christopher Dinh (2022–2023) — Director of Finance
- Former: Daniel Brown (2019–2022) — Board Member
- Former: Henry Lane (2019–2022) — Board Member
- Former: Keith Oosthoek (2019–2022) — Board Vice Chairman
- Former: Victor Chen (2019–2022) — Board Member
- Former: Yudha Thianto (2019–2022) — Board Member
- Former: Allen Kleine Deters (2019–2021) — Board Member
- Former: Marc Neleson (2019–2021) — Board Member
- Former: Scott Elgersma (2019–2021) — Board Member
- Former: Sergio Castillo (2019–2021) — Board Member
- Former: Curtis Walters (2019–2020) — Board Chairman
- Former: Sidney Jansma Jr. (2019) — Board President
Data from IRS Form 990 filings, 2019–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $189K, to Rev Julius T Medenblik JD (President). 7 officers or directors reported compensation on that filing.
Frequently asked questions about Calvin Theological Seminary
How large is Calvin Theological Seminary?
Calvin Theological Seminary reported $101.3M in total assets on its 2025 IRS Form 990. Its revenue that year was $14.1M.
What is Calvin Theological Seminary?
Calvin Theological Seminary is a public charity focused on Education, based in Grand Rapids, MI. It holds $101.3M in total assets as of 2025.
Where does Calvin Theological Seminary operate?
Calvin Theological Seminary has awarded grants in Michigan.
What is Calvin Theological Seminary's EIN?
Calvin Theological Seminary's EIN (Employer Identification Number) is 38-3001876. IRS Form 990 filing data is available on this page for 2019–2025.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(5)
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2020 (received by the IRS January 6, 2021)
- Updated Form 990 for fiscal year 2021 (received by the IRS April 27, 2022)
- Added Form 990 for fiscal year 2025 (received by the IRS May 11, 2026)
- Added Form 990 for fiscal year 2019 (received by the IRS May 13, 2020)
- IRS filings on file for fiscal years 2020–2024
Live grants for the work Calvin Theological Seminary funds
Education Open opportunities, soonest deadline first.
Explore Open Grants
Browse active grant opportunities in Calvin Theological Seminary's focus areas in our free grants database
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Calvin Theological Seminary down — hundreds of funders to go?