Claude R & Ethel B Whittenberger Foundation
Historical FunderCaldwell, Idaho · EIN 23-7092604 · Private foundation · Website
Grants paid (2025)$386K
Organizations funded65
Typical grant$5,000
Total assets$8.7M
Half of its grants to organizations were between $3,000 and $6,000.
From the return
How to apply
The foundation filed the following application information (Form 990-PF Part XV, tax year 2025):
| Contact | MIKE GROFF |
|---|---|
| Address | PO BOX 1073, CALDWELL ID 83606 |
| WHITTENBERGERFOUNDATION@GMAIL.COM | |
| Form and materials | WRITTEN OUTLINE AND PROJECT |
| Deadlines | AUGUST 15 OF EACH YEAR |
| Restrictions | LIMITED TO QUALIFIED IDAHO ORGANIZATIONS |
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
1% of grants went outside Idaho.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| College of Idaho | Caldwell, ID | Whittenberger scholarships | $40,000 |
| United Way of Treasure Valley | Boise, ID | Canyon county preschool collab | $20,000 |
| Treasure Valley YMCA | Caldwell, ID | Annual campaign efforts | $15,000 |
| Mentoring Network Inc | Nampa, ID | Match funding with students | $12,500 |
| Idaho Youth Ranch | Boise, ID | Hands of promise therapy program | $12,000 |
| Boys and Girls Club Canyon County | Nampa, ID | Supporting educational programs | $10,000 |
| Caldwell Fine Arts Series Inc | Caldwell, ID | Support xperience program | $10,000 |
| Jesse Tree of Idaho | Boise, ID | Provide funds for era program | $10,000 |
| Salvation Army Boise | Boise, ID | Booth program | $10,000 |
| St Vincent de Paul Sw Id Olvc | Boise, ID | Utility bill assistance/food pantry | $10,000 |
| Treasure Valley YMCA | Caldwell, ID | Patio shade sails for aquatic center | $8,900 |
| Catch Inc | Boise, ID | Taking root program | $7,500 |
| Girls on the Run Treasure Valley | Garden City, ID | Provide scholarhips & transportation | $7,500 |
| Idaho Voices for Children Foun | Boise, ID | Provide art supplies & education | $7,500 |
| Salvation Army Caldwell | Caldwell, ID | Baby haven's incentives store | $7,500 |
| Girl Scouts of Silver Sage Council | Boise, ID | Community troop program | $6,000 |
| One Stone Inc | Boise, ID | Summer camp funding | $6,000 |
| Watering Hole Community Cetner Inc | Mountain Home, ID | Hiring staff for after school prog | $5,735 |
| Assistance Leage of Boise Canyon Co | Boise, ID | Support operation school bell prog | $5,000 |
| Assistance League of Boise | Garden City, ID | Operation school bell program | $5,000 |
| Awesome | Mccall, ID | Funding a degree-seeking intern | $5,000 |
| Boise Bicycle Project | Boise, ID | Support teen apprenticeship & STEM | $5,000 |
| Boise State University Foundation | Boise, ID | Expand astro adventures summer camp | $5,000 |
| Boys and Girls Club Canyon County | Nampa, ID | Start teen center in nampa | $5,000 |
| Breaking Chains Academy of Develop | Nampa, ID | Canyon county youth empowerment | $5,000 |
| Caldwell Christian Church | Caldwell, ID | Scholarships for christian college | $5,000 |
| City of Good | Boise, ID | Support pantry produce program | $5,000 |
| College of Idaho Museum of Nat His | Caldwell, ID | Create educational kits | $5,000 |
| Foster and Heart | Meridian, ID | Fund start up costs for welcome cent | $5,000 |
| Giraffe Laugh Inc | Garden City, ID | Purchase second step curriculum | $5,000 |
| Idaho Food Bank | Meridian, ID | Support annual backpack program | $5,000 |
| Jem Friends Inc | Boise, ID | Support five stepping stones program | $5,000 |
| Lauren Edson Dance Inc (Led) | Garden City, ID | Expand dance is cringe outreach init | $5,000 |
| Lee Pesky Learning Center | Boise, ID | Provide adolesc. with academic coach | $5,000 |
| Life's Kitchen | Boise, ID | Training for opportunity youth | $5,000 |
| Peregrine Fund | Boise, ID | K-12 education/raptor high program | $5,000 |
| Ride for Joy Therapeutic Riding Pro | Caldwell, ID | Lessons for adaptive riding program | $5,000 |
| Stay-In-School Quinceanera | Boise, ID | Spread your wings program | $5,000 |
| Teach for America Idaho | Meridian, ID | Ignite tutoring at mosaics pub sch | $5,000 |
| Women's and Children's Alliance | Boise, ID | Providing no-cost counseling | $5,000 |
| Mccall Winter Sports Club | Mccall, ID | Sustain & expand accessibility progr | $4,000 |
| Armoral Tuttle Public Library | New Plymouth, ID | Purchase books for library | $3,600 |
| Boise Philharmonic Association | Boise, ID | Annual school concerts | $3,500 |
| Homedale School District No 370 | Homedale, ID | Purchase art supplies for students | $3,500 |
| Idaho Ffa Foundation | Star, ID | Support career success tour program | $3,500 |
| Mountain Home Arts Council Inc | Moutain Home, ID | Support of annual season of events | $3,500 |
| The Space Idaho | Hailey, ID | Support 2026 summer programs | $3,500 |
| Wild Hearts Idaho | Boise, ID | Support winter 2026 student trips | $3,500 |
| Big Brothers Big Sisters of Sw Id | Boise, ID | Support mentoring program | $3,000 |
| Garden City Pub Library Foundation | Garden City, ID | Bells for books | $3,000 |
| Parma School District | Parma, ID | Support school-based food pantry | $3,000 |
| Cascade Public Library | Cascade, ID | Support after school program | $2,600 |
| Magic Valley Arts Council | Twin Falls, ID | Expand outreach of workshop opportu. | $2,600 |
| Boise Baroque Orchestra | Boise, ID | Support summer baroque institute | $2,500 |
| Boys and Girls Club of Ada County | Kuna, ID | Provide transportation to kuna club | $2,500 |
| Caldwell School District | Caldwell, ID | Support national history day exhibit | $2,500 |
| Game Changers Idaho Inc | Boise, ID | Support golf & gymnastics programs | $2,500 |
| Mccall Ice Skating Association | Mccall, ID | Provide scholarships to low income | $2,500 |
| Mccall Music Society Inc | Mccall, ID | Support & expand youth orchestra | $2,500 |
| Northwest Asso for Blind Athletes | Vancouver, WA | Provide sport opportunities in idaho | $2,500 |
Showing the 60 largest of 65 grants to organizations.
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $386,435 | 65 |
| 2024 | $368,965 | 65 |
| 2023 | $349,772 | 59 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 15, 2026 - IRS e-file batch, object ID 202641359349101784
- IRS Tax Exempt Organization Search for EIN 23-7092604
- 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.