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Virginia · Nonprofit

INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY

INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY (Virginia) receives grants from 2 organizations whose IRS filings report $50,230 to it, the largest being FIDELITY INVESTMENTS CHARITABLE GIFT FUND ($50,000). 1 of them have funded it in more than one year, and 100% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.

Revenue FY2025
$306k
Funders on record
2
Grants received
$50k
Net assets
$662k
1/2 repeat funderspeak grant-dependency 7%
01What it does

What International Society for Environmental Epidemiology does

Mission

The International Society for Environmental Epidemiology is a scientific associationthat impacts research, training and policy worldwide. Its mission is to fosterepidemiological studies on the effects of environmental exposures in people,stimulate communication between health professionals, promote methodologicaladvances, and strengthen environmental health policy. The international society forenvironmental epidemiology (isee) provides a forum for the discussion of problemsunique to the study of health and the environment. With membership open toenvironmental epidemiologists and other scientists around the world, isee provides avariety of forums for discussions, critical reviews, collaborations and education onissues of environmental exposures and their human health effects. These includeannual meetings, newsletters, workshops and liasons with academic, govenmental,inter-governmental, non-profit and business institutions.

As stated on its FY2025 Form 990.

Programs

  1. Annual conference: isee holds an annual conference each year in north america orother countries to provide access for the international membership. The societyentertains proposals periodically from members to organize and host the annualconference. The winning proposals are selected by peer review and the societyprovides oversight to the organizers/hosts during the planning period. The annualconference brings together scientists throughout the world to exchange ideas andmethods for research in environmental health and epidemiology. It provides a forumfor communication, current epidemiologic research, facilities, internationalcollaboration in research and training, and highlights emerging global environmentalhealth issues.the conference program each year includes presentation of awards recognizing bothexperienced environmental epidemiologists who have made significant contributions tothe knowledge and practice of environmental epidemiology and promising newresearchers in environmental epidemiology. These awards are beneficial to the fieldof environmental epidemiology because they recognize excellence in scientificpractice in the field.

    $172,275 spent$131,056 earned by the program
    100% of program spending
  2. Official journal: the official journal of the society is environmental epidemiology. Environmental epidemiology is an open access journal, and isee members receive a discount on publishing charges in the journal. Isee receives several comped commentaries per year in the publication the journal facilitates communication of peer-reviewed science among practitioners in the field. The journal is owned by wolters kluwer health, inc. And is provided to society members and identified as the societys official journal by written agreement between the society and wolters kluwer. The journal is peer reviewed and ranks among the top journals in the public, environmental and occupational health category. Two free pages per issue are allotted cumulatively on an annual basis to isee for the purposes of its own publishing or posting announcements.

The 2 programs described on its FY2023 Form 990, listed largest first by expense. Program spending in total: $172,275.

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 ($207k) Expenses 100 ($140k) Net assets 100 ($137k)2018 Revenue 89 ($185k) Expenses 104 ($146k) Net assets 129 ($176k)2019 Revenue 129 ($268k) Expenses 111 ($156k) Net assets 125 ($172k)2020 Revenue 119 ($246k) Expenses 133 ($187k) Net assets 169 ($231k)2021 Revenue 349 ($724k) Expenses 410 ($576k) Net assets 277 ($379k)2022 Revenue 358 ($743k) Expenses 340 ($477k) Net assets 471 ($644k)2023 Revenue 150 ($311k) Expenses 203 ($284k) Net assets 491 ($671k)2024 Revenue 173 ($359k) Expenses 207 ($290k) Net assets 541 ($740k)2025 Revenue 148 ($306k) Expenses 274 ($384k) Net assets 484 ($662k)
'17'18'19'20'21'22'23'24'25
Revenue (148)Expenses (274)Net assets (484)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 2021 to 2022, from $502k to $798k (+59%).

$144k
$191k
$273k
$350k
$502k
$798k
$842k
$907k
$828k
'17'18'19'20'21'22'23'24'25
Total assetsTotal liabilities

How it's funded, over time

Each bar is one year's revenue split into where it came from, and every bar is the same height — these are shares, not amounts, so a year that raised twice as much looks the same size. Hover a bar for the split.

2017
2018
2019
2020
2021
2022
2023
2024
2025
ContributionsProgram revenueInvestmentOther

8% of INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY’s revenue is contributions — more earned-revenue than three-quarters of its peers (64% for the typical peer).

This organization
Typical peer · 19,547 orgs

Surplus & reserves

Operating surplus or deficit each year, and months of liquidity in hand. 1 of the last 9 reported years ran a deficit.

$67k
’17
$39k
’18
$113k
’19
$59k
’20
$148k
’21
$265k
’22
$27k
’23
$69k
’24
−$78k
’25
25
months of
reserve

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.

'17'19'20'21'22'23'24'25
Listed1399999912
Joined··+3+3+2+2+2+3
No longer listed··332220
03Who funds it

Who funds it, year by year

2020 → 2023: the base held at 1 funder, grant income rose $40 → $56.

Funder
'20
'21
'22
'23
total
funders
1
1
2
1

2 of 2 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 100% of grant dollars received. That money is really individual donors directing a sponsor; the institutions to cultivate are the non-DAF funders.

From the IRS filings of INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY’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.

How concentrated its funding is

INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY leans on a few funders — its largest provides 100% of grant income and the top three 100%; half comes from just 1 funder.

the vertical line marks half of all grant income — 1 funder to its left

100% of the income these shares are computed over arrives through pass-through sponsors or from payers whose filings do not say what kind of payment it is. Concentration is still measured over all of it, because the money is real; what it does not support is a claim about how many institutions have chosen to fund INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY.

100%
largest funder
100%
top three
~1
effective funders

Largest funder’s share by year: 2020 100% · 2021 100% · 2022 100% · 2023 100% — broadly stable.

“Effective funders” = inverse Herfindahl index (1 / Σ shareᵢ²) — the number of equal-sized funders that would give the same concentration. 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 INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY's grant income arrives through donor-advised or pass-through sponsors, whose addresses record where the money is held rather than where the donor is. Too little is directly attributable to place on a map.

Funder states come from each funder’s own filing. $50k arriving through sponsors registered in 2 states is excluded from the map and the split above: a sponsor holds money on a donor’s behalf, so its registered address would place those dollars somewhere no donor need ever have been. 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

INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY holds deeper cash reserves than three-quarters of the 11,634 arts & culture nonprofits its size.

Operating margin−26% · bottom quartile
Months of reserve25.0mo · top quartile
Revenue growth (annualized)5% · below the median

this organization peer median middle 50% of peers· 11,634 arts & culture nonprofits $100k–$1M, FY2025

Organizations like INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY

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 Virginia

Nationally

05Profile & governance

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

Where the money goes

67% of spending goes to programs.

Program 67%Management 33%Fundraising 0%

Governance

12
board members
100%
independent
✓Conflict-of-interest policy–Whistleblower policy–Document retention–Board reviewed the 990–Audited financials

Public support

98%

Share of support from the public (Schedule A) — the basis for its public-charity status.

Footprint & structure

Files a return copy in 1 state

MA

Screen this organization

A dated, signed PDF of the compliance screen for INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY: 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 INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY?
INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY (Virginia) receives grants from 2 organizations whose IRS filings report $50,230 to it, the largest being FIDELITY INVESTMENTS CHARITABLE GIFT FUND ($50,000). 1 of them have funded it in more than one year, and 100% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.
How many funders does INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY have?
IRS filings report 2 organizations giving $50,230 in grants to INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY, 1 of which have funded it in more than one year.
Who is the largest funder of INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY?
FIDELITY INVESTMENTS CHARITABLE GIFT FUND is the largest funder on record, with $50,000 in grants. The full list of funders is on this page.
How can an organization like INTERNATIONAL SOCIETY FOR ENVIRONMENTAL EPIDEMIOLOGY find more funders?
Start with the funders already giving here, then look at the foundations that back similar organizations in Virginia. The funding by cause and by state pages list the largest funders for a given area and how to approach them.

Play a game about who funds International Society for Environmental Epidemiology →

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 2 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