The Illinois State Capitol
Foundation Lookup

Private foundations Plainfield, ILtax years 2024 to 2025

Private foundations in Plainfield, IL

10 private foundations based in Plainfield, IL filed a 990-PF in the last two years. In their latest returns they gave $936,813 in 98 grants, and 1 say they accept applications.

See which foundations fund work like yours Matching by cause, place and grant size

Foundations with a return in the last two years, each by its latest return (tax years 2024 to 2025), read from the IRS e-file on Nov 11, 2026. Returns reach the IRS 5 to 18 months after the year they describe.

Largest givers

By grants paid, latest return
  1. Wadsworth Golf Charities FoundationPlainfield, IL · tax year 2025 68 grants Accepts applications $749,000 giving
  2. Shepherds Door IncPlainfield, IL · tax year 2025 4 grants Preselected only $97,035 giving
  3. John J and Ann E Mariotti FoundationPlainfield, IL · tax year 2024 14 grants Preselected only $46,200 giving
  4. STS Foundation IncPlainfield, IL · tax year 2025 10 grants Preselected only $24,578 giving
  5. Kaiser Memorial FoundationPlainfield, IL · tax year 2025 1 grant Preselected only $10,000 giving
  6. 1963 Foundation NFPPlainfield, IL · tax year 2025 1 grant Preselected only $10,000 giving

Foundations that accept applications

Largest first

The return gives an application contact and does not check the preselected-only box.

  1. Wadsworth Golf Charities FoundationPlainfield, IL · tax year 2025 68 grants Accepts applications $749,000 giving

Giving by cause

Grants to organizations we matched to the IRS list of exempt organizations, by their category.

  1. Sports and recreation1 foundation $180,00046% of the total
  2. Housing and shelter1 foundation $60,24515% of the total
  3. Arts and culture1 foundation $60,00015% of the total
  4. Education2 foundations $44,00011% of the total
  5. Youth development1 foundation $25,0006% of the total
  6. Religion2 foundations $18,5005% of the total
  7. 3 other causes $5,8481% of the total

Most active small givers

Foundations with under $1 million in assets, by the number of grants they listed.

  1. John J and Ann E Mariotti FoundationPlainfield, IL · tax year 2024 14 grants Preselected only $46,200 giving
  2. STS Foundation IncPlainfield, IL · tax year 2025 10 grants Preselected only $24,578 giving
  3. Shepherds Door IncPlainfield, IL · tax year 2025 4 grants Preselected only $97,035 giving
  4. Kaiser Memorial FoundationPlainfield, IL · tax year 2025 1 grant Preselected only $10,000 giving
  5. 1963 Foundation NFPPlainfield, IL · tax year 2025 1 grant Preselected only $10,000 giving