The Slaggie Family Foundation is a private grantmaking foundation based in Winona, Minnesota. Established in 1997 and tax-exempt since October 1999, the foundation was established by Stephen M. Slaggie, one of five founders of Fastenal Company. It operates as a second-generation family foundation with a commitment to philanthropic giving across multiple sectors.
Financial Overview
From 2024 IRS Form 990-PF · View filing
Total Assets
—
Annual Giving
$3.6M
+47.5% YoY
Grant Count
86
+10.3% YoY
Avg Grant Size
$42K
+33.8% YoY
Mission & Focus Areas
The foundation's giving priorities include:
- Education
- Human services
- Religion
- Healthcare
- Arts and culture
- Community development
- Civic affairs
- Children and youth
- Catholic organizations and institutions
- Social services, including hunger relief
The foundation demonstrates particular emphasis on Catholic education and institutions, with a mission centered on education, healthcare, arts, and humanitarian causes.
Grantmaking
In 2024, the foundation made 124 grants. Notable recent grants include:
Grant Range
$250 to $2,089,987
Review Cycle
. Contact information for inquiries:
How to Apply
**
Ready to take the next step with Slaggie Family Foundation?
Geographic Focus
Where this funder awards grants
The foundation funds primarily in Winona, Minnesota and Southeastern Minnesota, though it makes grants nationally. Grantees have been located across numerous states including California, Florida, New York, Chicago, and other major urban centers, as well as smaller towns throughout the United States.
Grant Distribution by State
States
Cities
Financial History
Multi-year comparison from IRS filings
Most Recent Data (2024):
- Total assets: $101,015,898
- Total giving: $3,633,710
- Total revenues: $49,528,725
- Total expenses: $4,962,908
- Giving rate: 3.6%
Previous Year (2023):
- Total assets: $68,530,972
- Total giving: $2,468,040
- Total revenues: $6,180,891
- Total expenses: $3,561,444
The foundation has zero employees and is staffed entirely by board members.
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | — | — | — |
| Revenue | — | — | — |
| Expenses | — | — | — |
| Qualifying Distributions | — | — | — |
| Net Investment Income | — | — | — |
| Distributable Amount | — | — | — |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
250 grants across all recorded years
Giving History
Grant recipients and amounts by year
Among its reported 2024 grants, the largest include Cotter High School ($1,566,500), Marquette University ($250,000), Catholic Schools Center for Excellence ($160,000).
| Recipient | Purpose | Amount |
|---|---|---|
| ADVENTURES IN MISSIONS GAINESVILLE, GA | GENERAL SUPPORT | $500 |
| ALS ASSOCIATION OF GREATER SAN DIEGO OCEANSIDE, CA | GENERAL FUND | $1,000 |
| ALZHEIMER'S ASSOCATION - MNND CHAPTER EDINA, MN | GENERAL FUND | $1,000 |
| AMERICAN CANCER SOCIETY MIDWEST DIVISION SAINT PAUL, MN | GENERAL SUPPORT | $15,000 |
| AMPUTEE BLADE RUNNERS NASHVILLE, TN | GENERAL SUPPORT | $16,000 |
| ANZA BORREGO FOUNDATION BORREGO SPRINGS, CA | GENERAL SUPPORT | $10,000 |
| AQUA HEDIONDA LAGOON FOUNDATION CARLSBAD, CA | DONATION TO AGUA HEDIONDA LAGOON FOUNDATION - $5K TO GENERAL FUND AND $5K TO STEAM CAMP INITIATIVE | $10,000 |
| ASSUMPTION CHURCH CHICAGO, IL | GENERAL FUND | $5,000 |
| AVE MARIA SCHOOL OF LAW NAPLES, FL | GENERAL SUPPORT | $1,000 |
| BIRCH AQUARIUM LA JOLLA, CA | GENERAL SUPPORT | $3,000 |
Leadership & Key People
Leadership team and compensation from IRS filings
The foundation is managed by a board of trustees composed of family members who serve without compensation:
- Stephen M. Slaggie – President
- Michael J. Slaggie – Vice President
- Matthew S. Slaggie – Treasurer
- Amanda Slaggie – Secretary
- Barbara J. Slaggie – Trustee
- Sara J. Slaggie Poulos – Trustee
- Gregory T. Poulos – Trustee
- Michelle M. Schlehuber – Trustee
- Thomas M. Schlehuber – Trustee
- Lindsay Slaggie – Trustee
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| STEPHEN M SLAGGIE | PRESIDENT | 2 | — |
| BARBARA J SLAGGIE | TRUSTEE | 1 | — |
| MICHAEL J SLAGGIE | VP | 12 | — |
| AMANDA SLAGGIE | SECRETARY | 1 | — |
| MATTHEW S SLAGGIE | TREASURER | 1 | — |
| SARA J SLAGGIE POULOS | TRUSTEE | 1 | — |
| GREGORY T POULOS | TRUSTEE | 1 | — |
| MICHELLE M SCHLEHUBER | TRUSTEE | 1 | — |
| THOMAS M SCHLEHUBER | TRUSTEE | 1 | — |
| LINDSAY SLAGGIE | TRUSTEE | 1 | — |
Recent News & Activity
Recent developments and announcements
The foundation has made significant transformational gifts in recent years, including:
A $50 million gift to Mayo Clinic for cancer care innovation in 2024
A $10 million gift to Saint Mary's University of Minnesota, tied to innovation and the university's future
Saint Mary\u2019s announces $10 million gift from Slaggie Family Foundation;\Cotter Schools received the largest donation in the school's 105-year history from the foundation
Cotter receives biggest donation in 105 yearsSubject Areas
Focus areas based on grantmaking activity
Frequently Asked Questions
What does Slaggie Family Foundation fund?
The foundation's giving priorities include: • Education • Human services • Religion • Healthcare • Arts and culture • Community development • Civic affairs • Children and youth • Catholic organizations and institutions • Social services, including hunger relief The foundation demonstrates particular emphasis on Catholic education and institutions, with a mission centered on education, healthcare, arts, and humanitarian causes.
How do I apply for a grant from Slaggie Family Foundation?
**Grant Characteristics:** • Grant range: $250 to $2,089,987 • Median grant amount: $5,000 • Typical grants: $10,000 to $100,000 • Small community grants: $1,000 to $25,000 • Mid-range institutional support: $25,000 to $250,000 • Transformational gifts: $1 million to $50 million **Recent Grant Activity:** In 2024, the foundation made 124 grants. Notable recent grants include: • Cotter Schools: $1,566,500 (general support) • Marquette University: $250,000 (communications scholarship and alumni e…
Where does Slaggie Family Foundation make grants?
The foundation funds primarily in Winona, Minnesota and Southeastern Minnesota, though it makes grants nationally. Grantees have been located across numerous states including California, Florida, New York, Chicago, and other major urban centers, as well as smaller towns throughout the United States.
What size grants does Slaggie Family Foundation award?
In 2024, Slaggie Family Foundation awarded 86 grants totaling $3.6M — an average of about $42K per grant, based on its IRS Form 990 filings.
What is Slaggie Family Foundation's EIN?
Slaggie Family Foundation's EIN (Employer Identification Number) is 41-1878894. IRS Form 990 filing data is available on this page for 2020–2024.
Explore Open Grants
Browse active grant opportunities in Slaggie Family Foundation's focus areas in our free grants database
Related Funders
Similar funders by location and focus area
Spicola Family Foundation
MINNETONKA, MN
Assets
—
Grants
3
Total Given
$410K
Litchfield Student Anglers Club
LITCHFIELD, MN
Assets
$738
Grants
0
Total Given
—
The Geyer Family Foundation
EDINA, MN
Assets
—
Grants
7
Total Given
$35K
Love 4 One Another Charities
CHANHASSEN, MN
Assets
$8.5M
Grants
1
Total Given
$90K
Donald and Luella Zibell Family Foundation
NORTHFIELD, MN
Assets
—
Grants
8
Total Given
$80K
Minnesota Citizens Concerned
MINNEAPOLIS, MN
Assets
$745K
Grants
2
Total Given
$942K
Data last updated June 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.
What could you do with Slaggie Family Foundation on Grantable?
- Assess strategic fit with your organization
- Draft a tailored letter of inquiry
- Find open RFPs from this funder
- Monitor for new funding opportunities
Go from researching Slaggie Family Foundation to a real strategy.