Funding search · EIN 421234012 · West Des Moines, IA
William C Knapp Charitable Fdn
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 107
- grants reported
- $1.0M
- total given
- 2022–2024
- filing years
- $3,500
- median grant
Based on grants this organization reported to the IRS for tax years 2022–2024. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
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Funding pattern
What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.
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Top recipients
Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.
- United Way of Central Iowa3 grants · $336,514
- Drake University7 grants · $181,500
- Great Outdoors Foundation1 grant · $35,000
- Urban Dreams2 grants · $25,500
- American Heart Association1 grant · $25,000
- In Harmony Farm1 grant · $25,000
- Des Moines Heritage Trust1 grant · $25,000
- Variety - the Children'S Charity4 grants · $21,900
- Planned Parenthood of the Heartland2 grants · $20,000
- Meals From the Heartland2 grants · $20,000
Giving over time
Grant history
The 100 largest of 107 grants.
- $112,500
United Way of Central Iowa · Des Moines, IA · 2023
General operating budget
- $112,500
United Way of Central Iowa · Des Moines, IA · 2022
General operating budget
- $111,514
United Way of Central Iowa · Des Moines, IA · 2024
General operating budget
- $60,000
Drake University · Des Moines, IA · 2023
General operating budget
- $59,000
Drake University · Des Moines, IA · 2024
General operating budget
- $50,000
Drake University · Des Moines, IA · 2022
General operating budget
- $35,000
Great Outdoors Foundation · Des Moines, IA · 2022
General operating budget
- $25,000
American Heart Association · Des Moines, IA · 2023
General operating budget
- $25,000
Des Moines Heritage Trust · Des Moines, IA · 2022
General operating budget
- $25,000
In Harmony Farm · Earlham, IA · 2022
General operating budget
- $25,000
Urban Dreams · Des Moines, IA · 2022
General operating budget
- $20,000
Friends of Des Moines Parks · Des Moines, IA · 2024
General operating budget
- $20,000
Spurgeon Manor · Dallas Center, IA · 2022
General operating budget
- $15,000
Variety - the Children'S Charity · Des Moines, IA · 2024
Variety telethon
- $15,000
Italian-American Cultural Center of Iowa · Des Moines, IA · 2022
General operating budget
- $13,333
Community Foundation of Greater Des Moines · Des Moines, IA · 2024
General operating budget
- $10,924
Easter Seals Iowa · Des Moines, IA · 2024
General operating budget
- $10,000
Meals From the Heartland · West Des Moines, IA · 2023
General operating budget
- $10,000
Planned Parenthood of the Heartland · Des Moines, IA · 2023
General operating budget
- $10,000
Des Moines Art Center · Des Moines, IA · 2022
75th aniversary campaign
- $10,000
Meals From the Heartland · West Des Moines, IA · 2022
General operating budget
- $10,000
Planned Parenthood of the Heartland · Des Moines, IA · 2022
General operating budget
- $10,000
World Food Prize Foundation · Des Moines, IA · 2022
General operating budget
- $8,500
Link Associates · West Des Moines, IA · 2024
General operating budget
- $8,000
Dress for Success Des Moines · Des Moines, IA · 2023
General operating budget
- $7,500
Iowa Pbs Foundation · Johnston, IA · 2022
General operating budget
- $7,000
Valley Disaster Relief · West Des Moines, IA · 2023
General operating budget
- $5,000
Boys & Girls Clubs of Central Ia · Des Moines, IA · 2024
Annual tallent show
- $5,000
Childserve Foundation · Johnston, IA · 2024
General operating budget
- $5,000
Citizens for Community Betterment · Des Moines, IA · 2024
General operating budget
- $5,000
Greater Des Moines Public Art Foundation · Des Moines, IA · 2024
General operating budget
- $5,000
Jdrf Nebraska-Iowa Chapter · Hagerstown, MD · 2024
General operating budget
- $5,000
The University of Iowa Center for Advancement · Iowa City, IA · 2024
General operating budget
- $5,000
Ymca of Greater Des Moines · Des Moines, IA · 2024
General operating budget
- $5,000
Drake University · Des Moines, IA · 2023
Men's and women's tennis
- $5,000
Greater Des Moines Habitat for Humanity · Des Moines, IA · 2023
General operating budget
- $5,000
Jdrf Nebraska-Iowa Chapter · Omaha, NE · 2023
General operating budget
- $5,000
Polk County Housing Trust Fund · Des Moines, IA · 2023
General operating budget
- $5,000
The University of Iowa Center for Advancement · Iowa City, IA · 2023
General operating budget
- $5,000
Ymca of Greater Des Moines · Des Moines, IA · 2023
General operating budget
- $5,000
Clive Community Foundation · Clive, IA · 2022
Clive greenbelt landing project
- $5,000
Jdrf Nebraska-Iowa Chapter · Omaha, NE · 2022
General operating budget
- $5,000
Polk County Housing Trust Fund · Des Moines, IA · 2022
General operating budget
- $5,000
Skate Dsm · Des Moines, IA · 2022
General operating budget
- $5,000
University of Iowa Foundation · Iowa City, IA · 2022
General operating budget
- $5,000
Uss Iowa Commissioning Committee · Cedar Rapids, IA · 2022
General operating budget
- $5,000
Waukee Foundation · Waukee, IA · 2022
General operating budget
- $5,000
Wesleylife Meals On Wheels · Des Moines, IA · 2022
General operating budget
- $5,000
Ymca of Greater Des Moines · Des Moines, IA · 2022
General operating budget
- $4,200
Variety - the Children'S Charity · Des Moines, IA · 2022
General operating budget
- $4,000
Make-a-Wish Foundation of Iowa · Urbandale, IA · 2023
General operating budget
- $4,000
Make-a-Wish Foundation of Iowa · Urbandale, IA · 2022
General operating budget
- $3,500
Des Moines Performing Arts · Des Moines, IA · 2024
General operating budget
- $3,500
Des Moines Performing Arts · Des Moines, IA · 2023
General operating budget
- $3,000
Dmacc Foundation · Ankeny, IA · 2023
General operating budget
- $2,500
Big Brothers Big Sisters of Central Iowa · Clive, IA · 2024
General operating budget
- $2,500
Big Brothers Big Sisters of Central Iowa · Clive, IA · 2023
General operating budget
- $2,500
Polk City Chamber of Commerce · Polk City, IA · 2023
General operating budget
- $2,500
Variety - the Children'S Charity · Des Moines, IA · 2023
General operating budget
- $2,500
West Des Moines Historical Society · West Des Moines, IA · 2023
General operating budget
- $2,500
Dmacc Foundation · Ankeny, IA · 2022
General operating budget
- $2,500
Drake University · Des Moines, IA · 2022
Women's tennis
- $2,500
Drake University · Des Moines, IA · 2022
Men's tennis
- $2,500
Drake University · Des Moines, IA · 2022
Sustainability fund
- $2,500
Wreaths Across America · Des Moines, IA · 2022
General operating budget
- $2,000
Dmacc Foundation · Ankeny, IA · 2024
General operating budget
- $1,500
Make-a-Wish Foundation of Iowa · Urbandale, IA · 2024
General operating budget
- $1,500
Wreaths Across America · Des Moines, IA · 2024
General operating budget
- $1,500
Polk City Friends of the Parks · Polk City, IA · 2022
General operating budget
- $1,000
Animal Rescue League of Iowa · Des Moines, IA · 2024
General operating budget
- $1,000
Central Iowa Shelter and Services · Des Moines, IA · 2024
General operating budget
- $1,000
Creative Visions · Des Moines, IA · 2024
General operating budget
- $1,000
Cystic Fibrosis Foundation · West Des Moines, IA · 2024
65 roses gala donation
- $1,000
Orchard Place · Des Moines, IA · 2024
General operating budget
- $1,000
Polk City Friends of the Parks · Polk City, IA · 2024
General operating budget
- $1,000
Animal Rescue League of Iowa · Des Moines, IA · 2023
General operating budget
- $1,000
Cystic Fibrosis Foundation · West Des Moines, IA · 2023
65 roses gala donation
- $1,000
Des Moines Area Religious Council · Des Moines, IA · 2023
General operating budget
- $1,000
Des Moines Water Works Park Foundation · Des Moines, IA · 2023
General operating budget
- $1,000
The Bridge · Des Moines, IA · 2023
General operating budget
- $1,000
Wreaths Across America · Des Moines, IA · 2023
General operating budget
- $1,000
Cystic Fibrosis Foundation · West Des Moines, IA · 2022
65 roses gala donation
- $1,000
Iowa Golf Association Foundation · Ankeny, IA · 2022
General operating buget
- $1,000
The Bridge · Des Moines, IA · 2022
General operating budget
- $750
City of Urbandale · Urbandale, IA · 2023
General operating budget
- $629
Greater Outdoors Foundation · West Des Moines, IA · 2024
General operating budget
- $500
American Foundation for Suicide Prevention · West Des Moines, IA · 2024
General operating budget
- $500
Festival of Trees and Lights · West Des Moines, IA · 2024
General operating budget
- $500
Raising Readers in the Heartland · Polk City, IA · 2024
General operating budget
- $500
American Foundation for Suicide Prevention · West Des Moines, IA · 2023
General operating budget
- $500
Blank Childrens Hospital · Des Moines, IA · 2023
Festival of trees and lights
- $500
Des Moines University · Des Moines, IA · 2023
General operating budget
- $500
Urban Dreams · Des Moines, IA · 2023
General operating budget
- $500
American Foundation for Suicide Prevention · West Des Moines, IA · 2022
General operating budget
- $500
Blank Childrens Hospital · Des Moines, IA · 2022
Festival of trees and lights
- $500
Des Moines University · Des Moines, IA · 2022
General operating budget
- $500
Greater Des Moines Leadership Institute · Des Moines, IA · 2022
General operating budget
- $250
City of Johnston · Johnston, IA · 2024
General operating budget
- $250
City of Johnston · Johnston, IA · 2023
General operating budget
- $250
Iowa College Foundation · Des Moines, IA · 2023
General operating budget
Who else funds this kind of work
Same state
- Catholic Health Initiatives - Iowa Corp55 grants · $96.0M
- Prairie Meadows Race Track and Casino910 grants · $92.3M
- Community Fdn of Greater Des Moines4,247 grants · $167.8M
Similar purposes
- Permanent Endowment Fund of318 grants · $43.3M
- Ray Foundation130 grants · $39.8M
- Wayne and Gladys Valley Foundation181 grants · $140.5M
Similar grant size
- Enterprise Holdings Foundation30,880 grants · $360.4M
- State Employees Credit Union Foundation7,131 grants · $63.0M
- Publix Super Markets Charities6,333 grants · $108.7M
Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.

