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New York · Nonprofit

THE SIMONS FOUNDATION INC

THE SIMONS FOUNDATION INC (New York) receives grants from 1 organization whose IRS filings report $5,000 to it, the largest being LUBIN FAMILY FOUNDATION ($5,000). 0 of them have funded it in more than one year.

Revenue FY2024
$171M
Funders on record
1
Grants received
$5k
Net assets
$3.7B
0/1 repeat funderspeak grant-dependency 0%
01What it does

What The Simons Foundation Inc does

Programs

  1. Flatiron institute - the flatiron institute is an in-house research division of the simons foundation advancing scientific research through computational methods, including data analysis, theory, modeling, and simulation.

    $82,382,580 spent
  2. Autism and neuroscience research - the simons foundation autism research initiative seeks to improve understanding, diagnosis, and treatment of autism spectrum disorders by funding innovative research of the highest quality and relevance.

    $17,862,504 spent
  3. Science, society, & culture - to provide opportunities for people to forge a connection to science - whether for the first time or a lifetime. Through the initiatives, the foundation works to inspire a feeling of awe and wonder, foster connections between people and science, and support environments that provide a sense of belonging.

    $21,641,791 spent
  4. Mps symposia - the simons foundations's mathematics and physical sciences (mps) division hosts the simons symposia series, which convenes mathematicians, theoretical physicists, and theoretical computer scientists in a sequence of three symposia over a six-year period, focused on a specific topic or a closely connected group of topics. These events are designed to foster deep collaboration and intellectual exchange.

    $2,628,647 spent

The 4 programs described on its FY2024 Form 990-PF.

02The organization over time

The organization over time

Each line starts at 100 in 2017, so what you read is the shape rather than the size: 150 means half as much again as 2017, 50 means half. The number beside each label in the key is where it ended. The shaded band is where the middle 50% of its peers' revenue would sit, given their growth.

100 = 20172017 Revenue 100 ($507M) Expenses 100 ($406M) Net assets 100 ($2.6B)2018 Revenue 87 ($442M) Expenses 90 ($364M) Net assets 110 ($2.9B)2019 Revenue 103 ($524M) Expenses 120 ($489M) Net assets 123 ($3.2B)2020 Revenue 26 ($129M) Expenses 133 ($539M) Net assets 137 ($3.5B)2021 Revenue 37 ($186M) Expenses 102 ($413M) Net assets 170 ($4.4B)2022 Revenue 74 ($373M) Expenses 129 ($523M) Net assets 155 ($4.0B)2023 Revenue 24 ($124M) Expenses 139 ($565M) Net assets 142 ($3.7B)2024 Revenue 34 ($171M) Expenses 90 ($365M) Net assets 144 ($3.7B)
'17'18'19'20'21'22'23'24
Revenue (34)Expenses (90)Net assets (144)Peer revenue range

Balance sheet

Total assets and total liabilities at each year end, in dollars. The largest one-year move in total assets was 2020 to 2021, from $4.5B to $5.3B (+17%).

$3.3B
$3.7B
$4.0B
$4.5B
$5.3B
$4.9B
$4.6B
$4.5B
'17'18'19'20'21'22'23'24
Total assetsTotal liabilities

Leadership and staff

The officers, directors, trustees and key employees listed on each return. Joined and no longer listed compare each filing with the year before, matching people by surname and first initial; a year after a gap, or a roster under three people, has no comparison.

'17'18'19'20'21'22'23'24
Listed910101113141316
Joined·+1+1+1+2+1+2+3
No longer listed·0100030
03Who funds it

Who funds it, year by year

Grant support over time, funder by funder — shade shows the grant size each year.

Funder
'17
total
funders
1

From the IRS filings of THE SIMONS FOUNDATION INC’s funders (the co-funder graph). Association, not causation. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.

Where its funders are

100% of THE SIMONS FOUNDATION INC's grant income comes from New York funders.

NY

Funder states come from each funder’s own filing. Trends are read to FY2023, the last fiscal year that has finished arriving. FY2024–FY2026 are still being filed and are shown unshaded; they do not move any figure on this page.

04Its place in the field

Against its field

THE SIMONS FOUNDATION INC is better cushioned than half of the 153 philanthropy nonprofits its size.

Months of reserve4.0mo · above the median
Revenue growth (annualized)−14% · bottom quartile

this organization peer median middle 50% of peers· 153 philanthropy nonprofits over $100M, FY2024

Government funding THE SIMONS FOUNDATION INC receives

Grants and contracts to this organization from federal (USASpending) and state checkbooks, reconciled to its EIN. $2k on record.

State$2k
Top programs
  • Refunds-Overpayment Charges$2k

Federal grants vs contracts are distinguished; state line items keep their reported category. Matched by name + geography (the BMF), so coverage is partial and precision-first.

Organizations like THE SIMONS FOUNDATION INC

Organizations whose mission and program text most resemble this one, by semantic similarity over every organization in the US filings — the closest peers, and often the clearest route to shared or prospective funders.

In New York

Nationally

05Profile & governance

Read directly from this organization’s own Form 990, as neutral context.

Screen this organization

A dated, signed PDF of the compliance screen for THE SIMONS FOUNDATION INC: IRS status (Business Master File, Publication 78, auto-revocation), the OFAC sanctions lists, the Internal Revenue Bulletin, and California registration, with the Rev. Proc. 2018-32 §8.01 reliance elements stated element by element. Generated from the current files at the moment you download it.

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Screens are triage, not determinations; a source that cannot be read reports not screened, never clear. Screen this nonprofit · How the screen works · on the API as GET /api/screening/{ein}?format=pdf

Questions and answers

Who funds THE SIMONS FOUNDATION INC?
THE SIMONS FOUNDATION INC (New York) receives grants from 1 organization whose IRS filings report $5,000 to it, the largest being LUBIN FAMILY FOUNDATION ($5,000). 0 of them have funded it in more than one year.
How many funders does THE SIMONS FOUNDATION INC have?
IRS filings report 1 organization giving $5,000 in grants to THE SIMONS FOUNDATION INC.
Who is the largest funder of THE SIMONS FOUNDATION INC?
LUBIN FAMILY FOUNDATION is the largest funder on record, with $5,000 in grants. The full list of funders is on this page.
How can an organization like THE SIMONS FOUNDATION INC find more funders?
Start with the funders already giving here, then look at the foundations that back similar organizations in New York. The funding by cause and by state pages list the largest funders for a given area and how to approach them.

These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2024 (financials across 2017–2024), and the filings of 1 funders that report grants to it. “On record” means captured in the filings we have parsed — a funder that does not e-file, or whose grant detail is not itemized, will not appear. Filings run roughly 12–24 months behind. Trends on this page end at FY2023, the last fiscal year that has finished arriving; later years are shown and marked, and move no figure. Data on this page was exported October 14, 2026. What this page cannot tell you · view filing