Data / Foundation grants / Dwight and Marilyn Conover Foundation
Dwight and Marilyn Conover Foundation: 25 grants to organizations, $414,000 (tax year ended December 2025)
Dwight and Marilyn Conover Foundation, a private foundation in Okoboji, IA, paid 25 grants to organizations totaling $414,000 in its tax year ended December 2025, according to its Form 990-PF filed with the IRS on May 15, 2026. The largest was $100,000 to SWCC Foundation in Red Oak, IA for general support.
SpecStream is the live web data engine for teams and agents. It reads every private foundation's Form 990-PF as the IRS publishes it, and this page is that reading. Ask for the foundations that fund your cause in your state, with the amounts and purposes, and new grants arrive in your sheet, CRM, Slack or agent as the returns are filed.
- EIN
- 263868563
- Based in
- Okoboji, IA
- Assets
- $12,657,594
- Grants paid
- $414,000
- Tax year ended
- December 2025
Grants paid, tax year ended December 2025
From the Form 990-PF filed May 15, 2026, IRS object ID 202631359349101683. It reported $414,000 in grants paid; 25 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| SWCC Foundation | Red Oak, IA | General support | $100,000 | apps.irs.gov | |
| Southern Prairie Family Fitness Center | Creston, IA | General support | Human services | $45,000 | apps.irs.gov |
| Unity Point Health | Des Moines, IA | General support | $25,000 | apps.irs.gov | |
| Algona Community School Foundation | Algona, IA | Student engagement & activities | $12,000 | apps.irs.gov | |
| Creston Activities Booster Club Inc | Creston, IA | Student engagement & activities | $12,000 | apps.irs.gov | |
| East Union Eagle Pride Booster Club | Afton, IA | Student engagement & activities | Education | $12,000 | apps.irs.gov |
| Estherville Lincoln Centeral Patrons of the Arts | Estherville, IA | Student engagement & activities | $12,000 | apps.irs.gov | |
| Fort Dodge Comm School District Foundation | Fort Dodge, IA | Student engagement & activities | Education | $12,000 | apps.irs.gov |
| Friends of Garrigan High School Inc | Algona, IA | Student engagement & activities | Education | $12,000 | apps.irs.gov |
| Gehlen Catholic School | Le Mars, IA | Student engagement & activities | $12,000 | apps.irs.gov | |
| Humboldt Music Booster Club Inc | Humboldt, IA | Student engagement & activities | $12,000 | apps.irs.gov | |
| Iowa Central Community College | Fort Dodge, IA | Student engagement & activities | $12,000 | apps.irs.gov | |
| Iowa Lakes Community College Foundation | Estherville, IA | Student engagement & activities | Philanthropy, voluntarism and grantmaking foundations | $12,000 | apps.irs.gov |
| Lemars Community School Boosters | Le Mars, IA | Student engagement & activities | $12,000 | apps.irs.gov | |
| Okoboji Community School Foundation | Milford, IA | Student engagement & activities | Philanthropy, voluntarism and grantmaking foundations | $12,000 | apps.irs.gov |
| Shenandoah Iowa Education Foundation | Shenandoah, IA | Student engagement & activities | Education | $12,000 | apps.irs.gov |
| Sioux Center Music Booster Inc | Sioux Center, IA | Student engagement & activities | $12,000 | apps.irs.gov | |
| Southwestern Ia Educational Dev Foundation | Council Bluffs, IA | Student engagement & activities | $12,000 | apps.irs.gov | |
| Spencer Fine Arts Booster | Spencer, IA | Student engagement & activities | $12,000 | apps.irs.gov | |
| Spirit Lake Music Parents | Spirit Lake, IA | Student engagement & activities | $12,000 | apps.irs.gov | |
| St Edmond Catholic School | Fort Dodge, IA | Student engagement & activities | $12,000 | apps.irs.gov | |
| Greater Connections Childcare Dev Center | Creston, IA | General support | $10,000 | apps.irs.gov | |
| Creston St Malachy School | Creston, IA | Student engagement & activities | $6,000 | apps.irs.gov | |
| Mayflower Heritage Christian School | Creston, IA | Student engagement & activities | Education | $6,000 | apps.irs.gov |
| Sioux Center Christian School | Sioux Center, IA | Student engagement & activities | Education | $6,000 | apps.irs.gov |
Grants paid, tax year ended December 2024
From the Form 990-PF filed May 8, 2025, IRS object ID 202521289349100137. It reported $497,000 in grants paid; 23 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Isu Foundation (ag College) | Ames, IA | General support | $200,000 | apps.irs.gov | |
| Dordt University | Sioux Center, IA | General support | Education | $50,000 | apps.irs.gov |
| Union Co Historical Society | Creston, IA | General support | $50,000 | apps.irs.gov | |
| Lemars Community Daycare Center Inc | Lemars, IA | General support | $25,000 | apps.irs.gov | |
| Algona Community School Foundation | Algona, IA | Student engagement & activities | $10,000 | apps.irs.gov | |
| Creston Activities Booster Club Inc | Creston, IA | Student engagement & activities | $10,000 | apps.irs.gov | |
| East Union Eagle Pride Booster Club | Afton, IA | Student engagement & activities | Education | $10,000 | apps.irs.gov |
| Estherville Lincoln Centeral Patrons of the Arts | Estherville, IA | Student engagement & activities | $10,000 | apps.irs.gov | |
| Friends of Garrigan High School Inc | Algona, IA | Student engagement & activities | Education | $10,000 | apps.irs.gov |
| Gehlen Catholic School | Le Mars, IA | Student engagement & activities | $10,000 | apps.irs.gov | |
| Greater Greenfield Community Foundation | Greenfield, IA | Tornado relief | Philanthropy, voluntarism and grantmaking foundations | $10,000 | apps.irs.gov |
| Humboldt Music Booster Club Inc | Humboldt, IA | Student engagement & activities | $10,000 | apps.irs.gov | |
| Lemars Community School Boosters | Le Mars, IA | Student engagement & activities | $10,000 | apps.irs.gov | |
| Okoboji Community School Foundation | Milford, IA | Student engagement & activities | Philanthropy, voluntarism and grantmaking foundations | $10,000 | apps.irs.gov |
| Shenandoah Iowa Education Foundation | Shenandoah, IA | Student engagement & activities | Education | $10,000 | apps.irs.gov |
| Sioux Center Music Booster Inc | Sioux Center, IA | Student engagement & activities | $10,000 | apps.irs.gov | |
| Spencer Fine Arts Booster | Spencer, IA | Student engagement & activities | $10,000 | apps.irs.gov | |
| Spirit Lake Music Parents | Spirit Lake, IA | Student engagement & activities | $10,000 | apps.irs.gov | |
| St Edmond Catholic School | Fort Dodge, IA | Student engagement & activities | $10,000 | apps.irs.gov | |
| Fort Dodge Comm School District Foundation | Fort Dodge, IA | Student engagement & activities | Education | $7,000 | apps.irs.gov |
| Creston St Malachy School | Creston, IA | Student engagement & activities | $5,000 | apps.irs.gov | |
| Mayflower Heritage Christian School | Creston, IA | Student engagement & activities | Education | $5,000 | apps.irs.gov |
| Sioux Center Christian School | Sioux Center, IA | Student engagement & activities | Education | $5,000 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Education | $157,000 |
| Human services | $45,000 |
| Philanthropy, voluntarism and grantmaking foundations | $44,000 |
States funded
| Recipient state | Granted |
|---|---|
| Iowa | $911,000 |
Also on SpecStream
- Who funds education in Iowa
- Who funds human services in Iowa
- Who funds philanthropy, voluntarism and grantmaking foundations in Iowa
Updated May 15, 2026. Read from IRS Form 990-PF e-file data. Public domain (U.S. government work). Grants are as each foundation reported them to the IRS on its Form 990-PF. Grants to individuals are left out. A grant has a cause only where the recipient's name and city match one organization in the IRS Business Master File, and the cause is that organization's NTEE major group. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.