Tomson Family Foundation Trust
Historical FunderMason City, Iowa · EIN 35-6947483 · Private foundation
Grants paid (2025)$966K
Organizations funded79
Typical grant$5,000
Total assets$32.1M
Half of its grants to organizations were between $1,000 and $10,000.
From the return
How to apply
The foundation filed the following application information (Form 990-PF Part XV, tax year 2025):
| Contact | O JAY TOMSON PATRICIA A TOMSON |
|---|---|
| Address | 2601 FOURTH STREET SW, MASON CITY IA 50401 |
| Phone | 6414231600 |
| Form and materials | NO STANDARD FORM |
| Deadlines | N/A |
| Restrictions | THE REQUESTS MUST BE EXCLUSIVELY FOR EDUCATIONAL, SCIENTIFIC, AND CHARITABLE PURPOSES WITHIN THE MEANING OF SECTION 501(C)(3) OF THE CODE. |
Copied as filed. Deadlines on a tax return describe the foundation's usual process; they are not confirmation of a current open cycle.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
25% of grants went outside Iowa.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| St Olaf College | Northfield, MN | St. olaf choir broadcase of christmas concert | $125,000 |
| Vesterheim Norweigan-American Museum | Decorah, IA | Vesterheim commons project matching pledge | $65,000 |
| Clear Lake Classical | Clear Lake, IA | Building acquisition | $50,000 |
| Elca World Hunger | Merrifield, VA | World hunger | $50,000 |
| Evangelical Lutheran Church in America | Chicago, IL | General support | $50,000 |
| Mason City Foundationmusic Man Square | Mason City, IA | General support | $50,000 |
| Mason City YMCA & Rehabilitation Center | Mason City, IA | General support | $50,000 |
| University of Northern Iowa Foundation | Cedar Falls, IA | Center for violence prevention | $50,000 |
| Waldorf Lutheran College | Forest City, IA | General support, building a permanent endowment for waldorf | $50,000 |
| Norwegian American Historical Society | Northfield, MN | General support | $28,500 |
| 43 North Iowa | Mason City, IA | General support | $26,000 |
| Cedar Summerstock Theatre | Saint Ansgar, IA | General support | $25,000 |
| Luther Seminary | St Paul, MN | Magelssen endowed scholarship | $25,000 |
| Northeastern Iowa Synod | Waverly, IA | General support | $25,000 |
| Wartburg College | Waverly, IA | General support, social work department | $25,000 |
| Habitat for Humanity of North Central Iowa | Mason City, IA | General support | $16,000 |
| Niacc Foundation | Mason City, IA | Lifelong learning institute | $13,000 |
| Cedar Valley Seminary Foundation | Osage, IA | Operating expenses | $10,000 |
| Lutheran Social Services | Des Moines, IA | General operating | $10,000 |
| National 19Th Amendement Society | Charles City, IA | General support | $10,000 |
| Naval Institute Foundation | Annapolis, MD | General support | $10,000 |
| Northern Lights Alliance for the Homeless | Mason City, IA | General support | $10,000 |
| The Artisans Village | Eatonton, GA | General support | $10,000 |
| Tlc the Learning Center | Charles City, IA | General operating | $10,000 |
| Trinity Lutheran Church | Mason City, IA | Seminary fund, bible camp, operating costs | $10,000 |
| Youth for Christ | Mason City, IA | General support | $10,000 |
| Chirstmas Cheer Fund | Mason City, IA | General support | $6,000 |
| Hawkeye Harvest Food Bank | Mason City, IA | General support | $6,000 |
| Lake Oconee Food & Wine Festival | Eatonton, GA | Annual fundraiser for local youth programs | $6,000 |
| Newman School Foundation | Mason City, IA | General support, peter e gribben memorial | $6,000 |
| Niad Center for Human Development | Mason City, IA | General support | $6,000 |
| Amputee Blade Runners | Nashville, TN | General support | $5,000 |
| Artigras Co Sara Tomson Hooper | Eatonton, GA | General support | $5,000 |
| Charles City Family YMCA | Charles City, IA | General support | $5,000 |
| Iowa Specialty Hospital Foundation Clarion | Clarion, IA | General support, iowa specialty hospitals and clinics | $5,000 |
| Jordan River Inc Dba Messiah Food Pantry | Charles City, IA | General support | $5,000 |
| Mason City Police Department | Mason City, IA | General support | $5,000 |
| Mason City Senior Activity Center | Mason City, IA | General support | $5,000 |
| Mora Food Pantry | Mora, MN | General support | $5,000 |
| Oconee Performing Arts Society | Greensboro, GA | Operations, performances, and youth scholarships | $5,000 |
| Our Daily Bread Food Pantry | Urbandale, IA | General support | $5,000 |
| Self Help International | Waverly, IA | General support | $5,000 |
| Stebens Chidren's Theatre | Mason City, IA | General operating | $5,000 |
| Una Vocis Choral Ensemble | Mason City, IA | General support | $5,000 |
| Winnebago Council Boy Scouts of America | Waterloo, IA | Youth development activities in cerro gordo county | $5,000 |
| Caring Pregnancy Center | Mason City, IA | General support | $3,500 |
| Aging Services Coalition of North Iowa | Mason City, IA | General support | $3,000 |
| Community Kitchen - North Iowa | Mason City, IA | General support | $3,000 |
| Mora Dollars for Scholars | Mora, MN | General support | $3,000 |
| Friends of the 457 | Mason City, IA | Mason city cannonball day | $2,500 |
| Georgia Writers Museum | Eatonton, GA | Annual operating | $2,500 |
| North Iowa Southern Minnesota Veterans | Mason City, IA | General support | $2,500 |
| Cerro Gordo County Sheriff | Mason City, IA | Sheriff's discretion | $2,000 |
| Harding Lodge 549 | Mason City, IA | General support | $2,000 |
| Iowa Scottish Rite Masonic Foundation | Des Moines, IA | General support | $2,000 |
| Reason Outdoors Inc | Harrells, NC | General support | $2,000 |
| United Way of North Central Iowa | Mason City, IA | General support | $2,000 |
| Alzheimers Association | Chicago, IL | General support | $1,000 |
| Charles City Public Library | Charles City, IA | General support | $1,000 |
| Eatonton-Putnam County Historical Society | Eatonton, GA | Operating expenses | $1,000 |
Showing the 60 largest of 79 grants to organizations.
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $965,500 | 79 |
| 2024 | $1,156,510 | 77 |
| 2023 | $915,500 | 69 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 15, 2026 - IRS e-file batch, object ID 202641359349102619
- IRS Tax Exempt Organization Search for EIN 35-6947483
- Profile updated Nov 4, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.