The Hammes Family Foundation concentrates its giving on pediatric mental and behavioral health, demonstrated by a single large grant to the Children's Hospital of Wisconsin Foundation to support a mental and behavioral health center. The foundation appears to focus locally in Wisconsin and favors healthcare institutions that deliver clinical services for children. Its giving signals a targeted, impact-oriented approach rather than broad diversification across causes.
Highly concentrated: one large grant to a single core grantee (hospital foundation) indicating preference for targeted, sizable investments in specific institutional projects rather than many small or diversified awards.
A single $667,000 grant to the Childrens Hospital of Wisconsin Foundation Inc for a mental and behavioral health center sets the tone for Hammes Family Foundation Inc. The foundation’s giving is centered on pediatric and behavioral health, with a clear preference for organizations that serve children and families in Wisconsin. Recent awards also show support for youth education and community institutions, including Dr Howard Fuller Collegiate Academy, Lumen Christi Parish, and the Medical College of Wisconsin. The pattern suggests a foundation that mixes large, targeted gifts with a series of smaller local grants. In the health space, the grants point to child and adolescent psychiatric care and hospital-based infrastructure. Outside healthcare, the foundation has backed schools, community events, and local nonprofits, but those awards remain close to its Wisconsin base. Its recent record is not broad across many states or countries; it is concentrated in one region and in a small set of recurring themes. Across the list, the foundation appears to favor established institutions and programs that already serve the local community directly. The result is a grantmaking profile built around specific projects, mostly in Milwaukee and nearby Wisconsin communities, rather than a wide portfolio of national or international philanthropy.
Pediatric and behavioral health is the clearest theme in the recent record. The largest grant went to Childrens Hospital of Wisconsin Foundation Inc for a mental and behavioral health center, linking the foundation to child-focused clinical care and hospital infrastructure. Education appears in several grants as well. Hammes Family Foundation Inc gave $40,000 to Dr Howard Fuller Collegiate Academy for general operating support in 2025, after prior grants of $30,000 in 2024 and $30,000 in 2023 to the same school. That repeat support points to ongoing backing for a local education institution. The foundation also funds civic and community-facing organizations. It gave $20,000 to Milwaukee World Festival Inc for general operating support in 2024, and $20,000 to Milwaukee Rescue Mission in 2023 for general operating support. Additional gifts to groups such as Feeding America Eastern Wisconsin and Boys & Girls Clubs of Greater Milwaukee show a broader interest in local community benefit.
$174K
$995K
$619K
$179K
Most grants fall between $2K and $20K, with a median of $5K.
25th Percentile
$2K
Median
$5K
75th Percentile
$20K
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Notable grantees: Children's Hospital of Wisconsin Foundation
Typical grant size is modest for most awards, with a p25 of $1,555, a median of $5,181, and a p75 of $20,000. The distribution is clearly skewed by one very large 2025 grant, while many other gifts sit in the low five-figure or mid-thousands range. The foundation shows repeat support for the same recipients across multiple years, including Dr Howard Fuller Collegiate Academy, Lumen Christi Parish, American Enterprise Institute for Public Policy Research, Milwaukee World Festival Inc, and Barry Alvarez Fielduw Madison. That repetition suggests ongoing relationships rather than one-time gifts. The foundation is a private family foundation, and the grants shown are overwhelmingly operating support, sponsorships, or project-specific awards.
Giving is heavily concentrated in Wisconsin, which accounts for 91% of grants to recipients in the HQ state. Milwaukee appears most often, with multiple grants to organizations there, followed by nearby Mequon, Madison, and Shorewood. The list also includes a smaller number of grants outside Wisconsin, such as Washington, DC; San Francisco, CA; and Boca Grande, FL. All recent grants in the provided data went to US recipients.
The recent grants point most strongly to pediatric and behavioral health, especially a mental and behavioral health center at Childrens Hospital of Wisconsin Foundation Inc. The foundation also supports education, community organizations, and local civic events through awards to schools, food access groups, and arts or festival organizations.
Yes. Several recipients appear in multiple years, including Dr Howard Fuller Collegiate Academy, Lumen Christi Parish, American Enterprise Institute for Public Policy Research, Milwaukee World Festival Inc, and Barry Alvarez Fielduw Madison. That pattern indicates recurring support rather than only one-time gifts.
The grant-size distribution is centered at a p25 of $1,555, a median of $5,181, and a p75 of $20,000. Most awards are small to mid-sized, with one much larger grant in the recent record.
It gives most often in Wisconsin, and 91% of grants in the provided data go to recipients in the HQ state. Milwaukee is the most common recipient city, with additional grants going to Mequon, Madison, and Shorewood.
The recent grants are mostly general operating support, sponsorships, or program-specific awards such as capital improvements and event sponsorships. The foundation also makes repeated gifts to the same organizations across 2023, 2024, and 2025.
2026
Source: IRS Form 990-PF, fiscal year 2026.
Most recent grants reported to the IRS.
| Recipient | Location | Amount | Year | Purpose |
|---|---|---|---|---|
| MEDICAL COLLEGE OF WI | MILWAUKEE, WI | $60,000 | 2026 | IMAGINE MORE DINNER SPONSOR |
| TEACH FOR AMERICA MILWAUKEE | MILWAUKEE, WI | $39,000 | 2026 | ANNUAL EVENT |
| ST AUGUSTINE PREPARATORY ACADEMY INC | MILWAUKEE, WI | $20,000 | 2026 | ANNUAL SCHOLARSHIP GALA |
| MIDWEST ATHLETES AGAINST CHILDHOOD CANCER INC | MILWAUKEE, WI | $15,000 | 2026 | 2025 MACC RINGER SPONSORSHIP |
| MILWAUKEE BUCKS FOUNDATION INC | MILWAUKEE, WI | $15,000 | 2026 | 2025 SIXTH MAN SOIREE HELD Q1 2-025 |
| FRIENDS OF BOCA GRANDE | BOCA GRANDE, FL | $8,000 | 2026 | 2025 PLEDGE |
| BETTY BRINN CHILDREN'S MUSEUM | MILWAUKEE, WI | $5,103 | 2026 | GENERAL OPERATING |
| MILWAUKEE LUTHERAN HIGH SCHOOL | MILWAUKEE, WI | $5,000 | 2026 | HONOR MARIAN + BILL NASGOVITZ |
| BOYS & GIRLS CLUBS OF GREATER MILWAUKEE | MILWAUKEE, WI | $5,000 | 2026 | 2025 MVP SALUTE TO YOUTH |
| NATIVITY JESUIT ACADEMY | MILWAUKEE, WI | $1,000 | 2026 | GENERAL OPERATING |
| THE CHARLES E KUBLY FOUNDATION INC | MEQUON, WI | $1,000 | 2026 | 2025 BEYOND THE BLUES NAVY SPONSORSHIP |
| CHILDRENS HOSPITAL OF WISCONSIN FOUNDATION INC | MILWAUKEE, WI | $667,000 | 2025 | MENTAL AND BEHAVIORAL HEALTH CENTER |
| DR HOWARD FULLER COLLEGIATE ACADEMY | MILWAUKEE, WI | $40,000 | 2025 | GENERAL OPERATING |
| HISTORIC HAYMARKET MILWAUKEE I INC | MILWAUKEE, WI | $20,000 | 2025 | GENERAL OPERATING |
| BARRY ALVAREZ FIELDUW MADISON | MADISON, WI | $20,000 | 2025 | CAPITAL IMPROVEMENTS |
| MIDWEST ATHLETES AGAINST CHILDHOOD CANCER INC | MILWAUKEE, WI | $15,000 | 2025 | 2024 MACC RINGER SPONSORSHIP |
| MILWAUKEE BUCKS FOUNDATION INC | MILWAUKEE, WI | $10,000 | 2025 | SIXTH MAN SOIREE SPONSORSHIP |
| FRIENDS OF BOCA GRANDE | BOCA GRANDE, FL | $9,000 | 2025 | GENERAL OPERATING |
| BOYS & GIRLS CLUBS OF GREATER MILWAUKEE | MILWAUKEE, WI | $5,181 | 2025 | SALUTE TO YOUTH MVP DINNER |
| FEEDING AMERICA EASTERN WISCONSIN | MILWAUKEE, WI | $5,000 | 2025 | 2024 FEED YOUR SOUL SPONSOR |
| BETTY BRINN CHILDREN'S MUSEUM | MILWAUKEE, WI | $3,000 | 2025 | GENERAL OPERATING |
| ST AUGUSTINE PREPARATORY ACADEMY INC | MILWAUKEE, WI | $1,555 | 2025 | ANNUAL GALA |
| THE CHARLES E KUBLY FOUNDATION INC | MEQUON, WI | $1,000 | 2025 | BEYOND THE BLUES PROGRAM |
| LUMEN CHRISTI PARISH | MEQUON, WI | $33,000 | 2024 | GENERAL OPERATING |
| DR HOWARD FULLER COLLEGIATE ACADEMY | MILWAUKEE, WI | $30,000 | 2024 | GENERAL OPERATING |
| MEDICAL COLLEGE OF WISCONSIN | MILWAUKEE, WI | $26,000 | 2024 | 10TH ANNIVERSARY DINNER SPONSORSHIP, WE CARE FUND |
| AMERICAN ENTERPRISE INSTITUTE FOR PUBLIC POLICY RESEARCH | WASHINGTON, DC | $25,000 | 2024 | GENERAL OPERATING |
| BARRY ALVAREZ FIELDUW MADISON | MADISON, WI | $20,000 | 2024 | GENERAL OPERATING |
| MILWAUKEE WORLD FESTIVAL INC | MILWAUKEE, WI | $20,000 | 2024 | GENERAL OPERATING |
| MACC FUND | MILWAUKEE, WI | $16,000 | 2024 | 2023 MACC RINGER SPONSORSHIP |
| BADGER INSTITUTE INC | MILWAUKEE, WI | $10,000 | 2024 | 2023 ANNUAL DINNER- GOLD SPONSORSHIP |
| MPS FOUNDATION | MILWAUKEE, WI | $10,000 | 2024 | REAGAN CAMPAIGN- IN HONOR OF MARY AND TED KELLNER |
| MILWAUKEE BUCKS FOUNDATION INC | MILWAUKEE, WI | $5,000 | 2024 | 2023 GOLF OUTING SPONSORSHIP |
| BETTY BRINN CHILDREN'S MUSEUM | MILWAUKEE, WI | $5,000 | 2024 | 2022 CAMP BRINN SPONSPORSHIP |
| BOYS & GIRLS CLUBS OF GREATER MILWAUKEE | MILWAUKEE, WI | $5,000 | 2024 | SALUTE TO YOUTH MVP DINNER |
| FEEDING AMERICA EASTERN WISCONSIN | MILWAUKEE, WI | $5,000 | 2024 | GENERAL OPERATING |
| GREATER MILWAUKEE COMMITTEE | MILWAUKEE, WI | $5,000 | 2024 | 75TH ANNIVERSARY EVENT- TABLE SPONSORSHIP |
| BRADLEY IMPACT FUND INC | MILWAUKEE, WI | $5,000 | 2024 | GENERAL OPERATING |
| NEXT DOOR FOUNDATION | MILWAUKEE, WI | $1,000 | 2024 | READ FOR CHILDREN PROGRAM |
| THE CHILDREN AT ENCOMPASS RUTH | GREEN BAY, WI | $1,000 | 2024 | GENERAL OPERATING |
| THE CHARLES E KUBLY FOUNDATION INC | MEQUON, WI | $1,000 | 2024 | BEYOND THE BLUES PROGRAM |
| CHILDREN'S HOSPITAL FOUNDATION | RICHMOND, VA | $515 | 2024 | GENERAL NEEDS- IN MEMORY OF PETER MULIN |
| LUMEN CHRISTI PARISH | MEQUON, WI | $33,000 | 2023 | GENERAL OPERATING |
| DR HOWARD FULLER COLLEGIATE ACADEMY | MILWAUKEE, WI | $30,000 | 2023 | GENERAL OPERATING |
| THRIVEON MILWAUKEE COMMUNITY CHAIR IN HEALTH EQUITY RESEARCH | MILWAUKEE, WI | $30,000 | 2023 | GENERAL OPERATING |
| AMERICAN ENTERPRISE INSTITUTE FOR PUBLIC POLICY RESEARCH | WASHINGTON, DC | $25,000 | 2023 | GENERAL OPERATING |
| MILWAUKEE RESCUE MISSION | MILWAUKEE, WI | $20,000 | 2023 | GENERAL OPERATING |
| MILWAUKEE WORLD FESTIVAL INC | MILWAUKEE, WI | $20,000 | 2023 | GENERAL OPERATING |
| BARRY ALVAREZ FIELDUW MADISON | MADISON, WI | $20,000 | 2023 | GENERAL OPERATING |
| ST ROBERTS HOME AND SCHOOL ASSOCIATION | SHOREWOOD, WI | $14,000 | 2023 | GENERAL OPERATING |
MEDICAL COLLEGE OF WI
$60,000IMAGINE MORE DINNER SPONSOR
MILWAUKEE BUCKS FOUNDATION INC
$15,0002025 SIXTH MAN SOIREE HELD Q1 2-025
2025 PLEDGE
MILWAUKEE LUTHERAN HIGH SCHOOL
$5,000HONOR MARIAN + BILL NASGOVITZ
NATIVITY JESUIT ACADEMY
$1,000GENERAL OPERATING
THE CHARLES E KUBLY FOUNDATION INC
$1,0002025 BEYOND THE BLUES NAVY SPONSORSHIP
CHILDRENS HOSPITAL OF WISCONSIN FOUNDATION INC
$667,000MENTAL AND BEHAVIORAL HEALTH CENTER
BARRY ALVAREZ FIELDUW MADISON
$20,000CAPITAL IMPROVEMENTS
MILWAUKEE BUCKS FOUNDATION INC
$10,000SIXTH MAN SOIREE SPONSORSHIP
THE CHARLES E KUBLY FOUNDATION INC
$1,000BEYOND THE BLUES PROGRAM
LUMEN CHRISTI PARISH
$33,000GENERAL OPERATING
10TH ANNIVERSARY DINNER SPONSORSHIP, WE CARE FUND
BARRY ALVAREZ FIELDUW MADISON
$20,000GENERAL OPERATING
MACC FUND
$16,0002023 MACC RINGER SPONSORSHIP
MPS FOUNDATION
$10,000REAGAN CAMPAIGN- IN HONOR OF MARY AND TED KELLNER
MILWAUKEE BUCKS FOUNDATION INC
$5,0002023 GOLF OUTING SPONSORSHIP
GREATER MILWAUKEE COMMITTEE
$5,00075TH ANNIVERSARY EVENT- TABLE SPONSORSHIP
THE CHILDREN AT ENCOMPASS RUTH
$1,000GENERAL OPERATING
THE CHARLES E KUBLY FOUNDATION INC
$1,000BEYOND THE BLUES PROGRAM
LUMEN CHRISTI PARISH
$33,000GENERAL OPERATING
THRIVEON MILWAUKEE COMMUNITY CHAIR IN HEALTH EQUITY RESEARCH
$30,000GENERAL OPERATING
MILWAUKEE RESCUE MISSION
$20,000GENERAL OPERATING
BARRY ALVAREZ FIELDUW MADISON
$20,000GENERAL OPERATING
ST ROBERTS HOME AND SCHOOL ASSOCIATION
$14,000GENERAL OPERATING