Mostyn Foundation Inc

EIN 13-6171217 · NY

Invitation only Typical grant ~$5K Funds in FL, VA, NY +19
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Giving Profile

In 2025, Mostyn Foundation Inc based in NY paid 45 grants totaling $396K to 45 organizations across 22 states. Individual grants ranged from $500 to $85K, with a median of $5K. Its largest recipients included WILD OCEANS INC, FREE ARTS OF NYC, and INT'L GAMEFISH ASSOCIATION. The foundation does not accept unsolicited applications — giving is by invitation only.

Foundation at a Glance

Total assets
$6,170,429
Giving (latest yr)
$396,000
Filing year
2025
Itemized grants
45
Median grant
$5K
Recipients
45
States reached
22
Officers/trustees
5
Unsolicited applications
No — invitation only

Where the Money Goes

Top recipients

  • Wild Oceans Inc$85,000
  • Free Arts of Nyc$46,000
  • Int'l Gamefish Association$30,000
  • Guy Harvey Foundation$28,000
  • Diabetes Research Institute$25,000

Where grants went

  • Florida$110,000 · 5 grants
  • Virginia$85,000 · 1 grant
  • New York$84,000 · 7 grants
  • California$21,000 · 4 grants
  • District of Columbia$20,000 · 6 grants
  • Colorado$15,000 · 2 grants

Grants Paid (45)

Wild Oceans Inc
Waterford, VA
Marine Conservation
$85,000
Free Arts of Nyc
New York, NY
General
$46,000
Int'l Gamefish Association
Dania Beach, FL
General
$30,000
Guy Harvey Foundation
Fort Lauderdale, FL
General Support
$28,000
Diabetes Research Institute
Hollywood, FL
General
$25,000
Bonefish & Tarpon Trust
Key Largo, FL
General
$17,000
Alliance for Safety & Justice
Oakland, CA
General
$10,000
Bermuda Institute of Ocean
New York, NY
General
$10,000
Committee to Project Journalists
New York, NY
General
$10,000
Earth Allies Restoration Network
Carbondale, CO
General
$10,000
Lucy Burns Institute
Madison, WI
General
$10,000
Miami Project to Cure Paralysis
Miami, FL
General
$10,000

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FAQFrequently Asked Questions

No. Mostyn Foundation Inc does not accept unsolicited applications — its grantmaking is by invitation only. Cultivating a relationship or securing an introduction is typically required.

In its most recent filing, Mostyn Foundation Inc reported 45 itemized grants totaling $396K. Individual grants ranged from $500 to $85K (median $5K).

Recent recipients include WILD OCEANS INC, FREE ARTS OF NYC, INT'L GAMEFISH ASSOCIATION, among 45 organizations in total. The full grant list is on this page.

Mostyn Foundation Inc is a private foundation based in New York, per its IRS 990-PF filing.

Mostyn Foundation Inc gives by invitation only, so there is no open application. Officer and address details from its 990-PF are the best starting point for an introduction.

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