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Connecticut · Nonprofit

Endocrine Fellows Foundation

Endocrine Fellows Foundation (Connecticut) receives grants from 1 organization whose IRS filings report $141,000 to it, the largest being AMERICAN SOCIETY FOR BONE AND MINERAL RESEARCH ($141,000). 1 of them have funded it in more than one year.

Revenue FY2025
$464k
Funders on record
1
Grants received
$141k
Net assets
$527k
1/1 repeat funderspeak grant-dependency 9%
01What it does

What Endocrine Fellows Foundation does

Programs

  1. Scientific Educational Forum for Endocrinology Medical Fellows on Osteoporosis and Metabolic Bone Diseases

    $155,872 spent
  2. Research Grant Program for Endocrinology Medical Fellows

    $37,408 spent
  3. Educational Preceptorship Program for Endocrinology Medical Fellows on Adrenal Physiology

    $151,911 spent
  4. Educational Preceptorship Program for Endocrinology Medical Fellows on Metabolic Bone Diseases

    $115,040 spent

The 4 programs described on its FY2025 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 ($613k) Expenses 100 ($634k) Net assets 100 ($378k)2018 Revenue 98 ($601k) Expenses 76 ($484k) Net assets 131 ($496k)2019 Revenue 110 ($676k) Expenses 93 ($587k) Net assets 155 ($585k)2020 Revenue 54 ($332k) Expenses 53 ($334k) Net assets 154 ($583k)2021 Revenue 52 ($318k) Expenses 48 ($306k) Net assets 157 ($595k)2022 Revenue 70 ($431k) Expenses 67 ($427k) Net assets 158 ($599k)2023 Revenue 86 ($526k) Expenses 63 ($403k) Net assets 191 ($722k)2024 Revenue 70 ($429k) Expenses 84 ($532k) Net assets 164 ($619k)2025 Revenue 76 ($464k) Expenses 88 ($557k) Net assets 139 ($527k)
'17'18'19'20'21'22'23'24'25
Revenue (76)Expenses (88)Net assets (139)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 2022 to 2023, from $599k to $722k (+21%).

$378k
$496k
$585k
$583k
$595k
$599k
$722k
$619k
$527k
'17'18'19'20'21'22'23'24'25
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.

Chief executive

Jennifer Kirkwood

Executive Director

Board chair

John P Bilezikian MD

Chair

As listed on its FY2025 Form 990-PF.

'17'18'19'20'21'22'23'24'25
Listed445666666
Joined·+0+1+1+1+0+0+2+0
No longer listed·00010020
03Who funds it

Who funds it, year by year

2017 → 2022: the base held at 1 funder, grant income fell $30k → $21k.

Funder
'17
'18
'19
'20
'22
total
funders
1
1
1
1
1

From the IRS filings of Endocrine Fellows Foundation’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

Endocrine Fellows Foundation draws 100% of its grant income from funders outside Connecticut, across 1 state in all.

DC

In-state vs out-of-state, by year

’17
’18
’19
’20
’22
Connecticut out of state home

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

Endocrine Fellows Foundation is better cushioned than half of the 4,237 philanthropy nonprofits its size.

Months of reserve11.4mo · above the median
Revenue growth (annualized)−3% · bottom quartile

this organization peer median middle 50% of peers· 4,237 philanthropy nonprofits $100k–$1M, FY2025

Organizations like Endocrine Fellows Foundation

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 Connecticut

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 Endocrine Fellows Foundation: 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 Endocrine Fellows Foundation?
Endocrine Fellows Foundation (Connecticut) receives grants from 1 organization whose IRS filings report $141,000 to it, the largest being AMERICAN SOCIETY FOR BONE AND MINERAL RESEARCH ($141,000). 1 of them have funded it in more than one year.
How many funders does Endocrine Fellows Foundation have?
IRS filings report 1 organization giving $141,000 in grants to Endocrine Fellows Foundation, 1 of which have funded it in more than one year.
Who is the largest funder of Endocrine Fellows Foundation?
AMERICAN SOCIETY FOR BONE AND MINERAL RESEARCH is the largest funder on record, with $141,000 in grants. The full list of funders is on this page.
How can an organization like Endocrine Fellows Foundation find more funders?
Start with the funders already giving here, then look at the foundations that back similar organizations in Connecticut. 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 FY2025 (financials across 2017–2025), 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