The Maroon Bells above a meadow and lake near Aspen, Colorado
Foundation Lookup

Private foundations Castle Rock, COtax years 2024 to 2025

Private foundations in Castle Rock, CO

37 private foundations based in Castle Rock, CO filed a 990-PF in the last two years. In their latest returns they gave $4.2 million in 332 grants, and 7 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. Bet Lev FoundationCastle Rock, CO · tax year 2024 10 grants Preselected only $1,600,927 giving
  2. Richard Reed FoundationCastle Rock, CO · tax year 2025 71 grants Accepts applications $604,500 giving
  3. Lillis FoundationCastle Rock, CO · tax year 2024 101 grants Preselected only $371,583 giving
  4. Melvin & Elaine Wolf FoundationCastle Rock, CO · tax year 2024 33 grants Preselected only $366,897 giving
  5. Gilman and Lavon Hill Family FoundationCastle Rock, CO · tax year 2025 30 grants Preselected only $362,000 giving
  6. Heritage Mark FoundationCastle Rock, CO · tax year 2025 2 grants Preselected only $350,000 giving
  7. Genesis One FoundationCastle Rock, CO · tax year 2025 14 grants Preselected only $145,500 giving
  8. Swift Wings FoundationCastle Rock, CO · tax year 2025 3 grants Accepts applications $144,090 giving
  9. The Gene and Maxine Rosenfeld Family FoundationCastle Rock, CO · tax year 2024 7 grants Preselected only $61,205 giving
  10. Noah's Ark FoundationCastle Rock, CO · tax year 2024 4 grants Preselected only $60,000 giving
  11. Parkhouse FoundationCastle Rock, CO · tax year 2024 13 grants Preselected only $39,000 giving
  12. Overcoming the Odds FoundationCastle Rock, CO · tax year 2025 3 grants Preselected only $26,081 giving
  13. The Werner Family FoundationCastle Rock, CO · tax year 2025 1 grant Preselected only $25,000 giving
  14. Lucille R Brown Foundation IncCastle Rock, CO · tax year 2025 9 grants Accepts applications $21,500 giving
  15. Hsu Family FoundationCastle Rock, CO · tax year 2025 4 grants Preselected only $13,700 giving
  16. The Gordon FoundationCastle Rock, CO · tax year 2024 10 grants Accepts applications $10,850 giving
  17. Wood FoundationCastle Rock, CO · tax year 2025 7 grants Accepts applications $3,524 giving
  18. Hats That Heal IncCastle Rock, CO · tax year 2025 3 grants Preselected only $3,253 giving
  19. Gary Plumery FoundationCastle Rock, CO · tax year 2024 3 grants Preselected only $2,549 giving
  20. The Carrio FoundationCastle Rock, CO · tax year 2024 1 grant Preselected only $2,000 giving
  21. The Rodeno Family Foundation IncCastle Rock, CO · tax year 2024 2 grants Preselected only $400 giving
  22. Mason M Roberts FoundationCastle Rock, CO · tax year 2025 1 grant Accepts applications $103 giving

Foundations that accept applications

Largest first

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

  1. Richard Reed FoundationCastle Rock, CO · tax year 2025 71 grants Accepts applications $604,500 giving
  2. Swift Wings FoundationCastle Rock, CO · tax year 2025 3 grants Accepts applications $144,090 giving
  3. Lucille R Brown Foundation IncCastle Rock, CO · tax year 2025 9 grants Accepts applications $21,500 giving
  4. The Gordon FoundationCastle Rock, CO · tax year 2024 10 grants Accepts applications $10,850 giving
  5. Wood FoundationCastle Rock, CO · tax year 2025 7 grants Accepts applications $3,524 giving
  6. Mason M Roberts FoundationCastle Rock, CO · tax year 2025 1 grant Accepts applications $103 giving
  7. The Schumann Family FoundationCastle Rock, CO · tax year 2024 0 grants Accepts applications $0 giving

Giving by cause

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

  1. Human services13 foundations $661,16138% of the total
  2. Environment5 foundations $217,09012% of the total
  3. Religion3 foundations $121,5007% of the total
  4. Animals5 foundations $115,4827% of the total
  5. Health6 foundations $111,9856% of the total
  6. Arts and culture3 foundations $74,0004% of the total
  7. 12 other causes $435,69925% of the total

Most active small givers

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

  1. Gilman and Lavon Hill Family FoundationCastle Rock, CO · tax year 2025 30 grants Preselected only $362,000 giving
  2. Parkhouse FoundationCastle Rock, CO · tax year 2024 13 grants Preselected only $39,000 giving
  3. The Gordon FoundationCastle Rock, CO · tax year 2024 10 grants Accepts applications $10,850 giving
  4. Lucille R Brown Foundation IncCastle Rock, CO · tax year 2025 9 grants Accepts applications $21,500 giving
  5. Wood FoundationCastle Rock, CO · tax year 2025 7 grants Accepts applications $3,524 giving
  6. Hsu Family FoundationCastle Rock, CO · tax year 2025 4 grants Preselected only $13,700 giving
  7. Hats That Heal IncCastle Rock, CO · tax year 2025 3 grants Preselected only $3,253 giving
  8. Gary Plumery FoundationCastle Rock, CO · tax year 2024 3 grants Preselected only $2,549 giving
  9. The Rodeno Family Foundation IncCastle Rock, CO · tax year 2024 2 grants Preselected only $400 giving
  10. The Carrio FoundationCastle Rock, CO · tax year 2024 1 grant Preselected only $2,000 giving
  11. Mason M Roberts FoundationCastle Rock, CO · tax year 2025 1 grant Accepts applications $103 giving