Funding search · EIN 300883477 · New York, NY

Tianaderrah Foundation (De)

A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.

45
grants reported
$4.0M
total given
2022–2024
filing years
$80,000
median grant

Based on grants this organization reported to the IRS for tax years 20222024. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.

What they fund

scholarshipsscholarship

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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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3 grants matching “mansion · $310,000

  • $105,000

    Sonnenberg Gardens & Mansion State Historic Park · Canandaigua, NY · 2024

    General Fund & Scholarships

  • $50,000

    Sonnenberg Gardens & Mansion State Historic Park · Canandaigua, NY · 2023

    General Fund & Scholarships

  • $155,000

    Sonnenberg Gardens & Mansion State Historic Park · Canandaigua, NY · 2022

    General Fund & Scholarships

Top recipients

Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.

  • Sofia America Schools3 grants · $725,000
  • American Foundation for Bulgaria3 grants · $685,000
  • World Monuments Fund3 grants · $375,000
  • Sonnenberg Gardens & Mansion State Historic Park3 grants · $310,000
  • Bulgarian American Society3 grants · $300,000
  • Metropolitan Museum of Art3 grants · $300,000
  • American University in Bulgaria3 grants · $290,000
  • New York University3 grants · $280,000
  • Princeton University3 grants · $170,000
  • Children of Armenia Fund3 grants · $120,000

Giving over time

$1.3M
2022
$1.3M
2023
$1.5M
2024

Grant history

All 45 reported grants, largest first.

  • $275,000

    American Foundation for Bulgaria · Boston, MA · 2023

    General funds

  • $250,000

    Sofia America Schools · Princeton, NJ · 2024

    General funds & scholarships

  • $250,000

    Sofia America Schools · Princeton, NJ · 2023

    General funds & scholarships

  • $225,000

    Sofia America Schools · Princeton, NJ · 2022

    General funds & scholarships

  • $210,000

    American Foundation for Bulgaria · Boston, MA · 2022

    General funds

  • $200,000

    American Foundation for Bulgaria · Boston, MA · 2024

    General funds

  • $155,000

    Sonnenberg Gardens & Mansion State Historic Park · Canandaigua, NY · 2022

    General Fund & Scholarships

  • $130,000

    New York University · New York, NY · 2022

    General funds and Scholarship

  • $125,000

    American University in Bulgaria · Washington, DC · 2024

    General funds

  • $125,000

    World Monuments Fund · New York, NY · 2024

    General funds

  • $125,000

    World Monuments Fund · New York, NY · 2023

    General funds

  • $125,000

    World Monuments Fund · New York, NY · 2022

    General funds

  • $105,000

    Sonnenberg Gardens & Mansion State Historic Park · Canandaigua, NY · 2024

    General Fund & Scholarships

  • $100,000

    Bulgarian American Society · Arlington, VA · 2024

    General funds

  • $100,000

    Metropolitan Museum of Art · New York, NY · 2024

    General funds

  • $100,000

    Montgomery County Historical Society · Fort Johnson, NY · 2024

    General funds

  • $100,000

    Northfield Mount Hermon · Mount Hermon, MA · 2024

    General funds

  • $100,000

    American University in Bulgaria · Washington, DC · 2023

    General funds

  • $100,000

    Bulgarian American Society · Arlington, VA · 2023

    General funds

  • $100,000

    Metropolitan Museum of Art · New York, NY · 2023

    General funds

  • $100,000

    Bulgarian American Society · Arlington, VA · 2022

    General funds

  • $100,000

    Metropolitan Museum of Art · New York, NY · 2022

    General funds

  • $80,000

    New York University · New York, NY · 2023

    General funds and Scholarship

  • $70,000

    New York University · New York, NY · 2024

    General funds and Scholarship

  • $65,000

    American University in Bulgaria · Washington, DC · 2022

    General funds

  • $60,000

    Princeton University · Princeton, NJ · 2024

    General funds & scholarships

  • $55,000

    Princeton University · Princeton, NJ · 2023

    General funds & scholarships

  • $55,000

    Princeton University · Princeton, NJ · 2022

    General funds & scholarships

  • $50,000

    Sonnenberg Gardens & Mansion State Historic Park · Canandaigua, NY · 2023

    General Fund & Scholarships

  • $45,000

    Children of Armenia Fund · New York, NY · 2023

    General funds

  • $40,000

    Children of Armenia Fund · New York, NY · 2024

    General funds

  • $35,000

    Guilford Historical Society · Guilford, NY · 2024

    General funds

  • $35,000

    Children of Armenia Fund · New York, NY · 2022

    General funds

  • $30,000

    International Humanitarian Missions · Westminster, CA · 2024

    General funds

  • $25,000

    Weill Cornell Medicine · New York, NY · 2024

    Scholarships

  • $25,000

    Weill Cornell Medicine · New York, NY · 2023

    Scholarships

  • $25,000

    Weill Cornell Medicine · New York, NY · 2022

    Scholarships

  • $20,000

    Next Generation Bulgaria Fund · Bronxville, NY · 2024

    General funds

  • $20,000

    International Humanitarian Missions · Westminster, CA · 2023

    General funds

  • $15,000

    Next Generation Bulgaria Fund · Bronxville, NY · 2023

    General funds

  • $15,000

    Next Generation Bulgaria Fund · Bronxville, NY · 2022

    General funds

  • $10,000

    American Friends of Georgia · Truro, MA · 2024

    General funds

  • $10,000

    American Friends of Georgia · Truro, MA · 2023

    General funds

  • $10,000

    American Friends of Georgia · Truro, MA · 2022

    General funds

  • $5,000

    The Boston Foundation · Boston, MA · 2024

    General funds

Who else funds this kind of work

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Source: 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.