Funding search · EIN 263109983 · Louisville, KY
Mark and Martha Slaughter
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 14
- grants reported
- $49,400
- total given
- 2023–2025
- filing years
- $3,700
- median grant
Based on grants this organization reported to the IRS for tax years 2023–2025. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
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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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1 grant matching “engineering research” · $5,000
- $5,000
Purdue Research Foundation · West Lafayette, IN · 2025
Lyles school of civil and construction engineering
Grant history
All 14 reported grants, largest first.
- $10,000
Speed Art Museum · Louisville, KY · 2023
General operating
- $5,000
Bernheim Arboretum & Research Forest · Clermont, KY · 2025
General operating
- $5,000
Ishlt Foundation · Chicago, IL · 2025
Francis d. Pagani, md endowed mentorship award
- $5,000
Purdue Research Foundation · West Lafayette, IN · 2025
Lyles school of civil and construction engineering
- $5,000
American Heart Association · Louisville, KY · 2024
General operating
- $5,000
Bernheim Arboretum & Research Forest · Clermont, KY · 2024
General operating
- $5,000
Ishlt Foundation · Chicago, IL · 2024
General operating
- $2,400
Speed Art Museum · Louisville, KY · 2024
General operating
- $1,500
Kentucky Horse Park Foundation · Lexington, KY · 2024
General operating
- $1,500
Kmac Museum · Louisville, KY · 2024
Art education spaces
- $1,000
American Heart Association · Louisville, KY · 2025
Jewish hospital aha kentuckiana heart walk team
- $1,000
Louisville Collegiate School · Louisville, KY · 2025
Annual fund
- $1,000
Impact 100 Louisville · Louisville, KY · 2024
General operating
- $1,000
Bernmheim Arboretum & Research Forest · Clermont, KY · 2023
General operating
Who else funds this kind of work
Same state
- The Community Foundation of2,395 grants · $262.9M
- Miramar Charitable Foundation625 grants · $750.0M
- Baptist Healthcare System125 grants · $545.3M
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.

