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Texas · Nonprofit

INTERNATIONAL SOCIETY OF ENDOVASCULAR SPECIALISTS

INTERNATIONAL SOCIETY OF ENDOVASCULAR SPECIALISTS (Texas) receives grants from 1 organization whose IRS filings report $5,430 to it, the largest being THE MARVIN AND DEE WOODALL CHARITABLE FOUNDATION ($5,430). 1 of them have funded it in more than one year.

Revenue FY2024
$277k
Funders on record
1
Grants received
$5k
Net assets
$280k
1/1 repeat funderspeak grant-dependency 0%
01What it does

What International Society of Endovascular Specialists does

Mission

To provide practitioners, physicians and community researchers with medical knowledge of endovascular therapy.

As stated on its FY2024 Form 990.

Program

  1. Holds annual meeting and workshops/symposia to promote the exchange of medical knowledge and define the role of non-invasive treatment for the benefit of peripheral vascular interventionalists. Conducts education and research programs to promote the study of endovascular technologies to expand knowledge in the field, improve quality, and expand this applicability of endovascular techniques. Conducts public awareness programs to provide education to patients and community members on risks and preventive measures to fight peripheral vascular disease.

    $137,451 spent$168,428 earned by the program
    100% of program spending

The program described on its FY2024 Form 990. Program spending in total: $137,451.

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 ($297k) Expenses 100 ($320k) Net assets 100 ($458k)2018 Revenue 109 ($323k) Expenses 105 ($337k) Net assets 97 ($443k)2019 Revenue 38 ($112k) Expenses 76 ($243k) Net assets 68 ($312k)2020 Revenue 41 ($121k) Expenses 74 ($238k) Net assets 29 ($135k)2021 Revenue 45 ($132k) Expenses 55 ($176k) Net assets 20 ($91k)2022 Revenue 52 ($156k) Expenses 54 ($174k) Net assets 16 ($72k)2023 Revenue 98 ($291k) Expenses 68 ($218k) Net assets 32 ($145k)2024 Revenue 93 ($277k) Expenses 44 ($142k) Net assets 61 ($280k)
'17'18'19'20'21'22'23'24
Revenue (93)Expenses (44)Net assets (61)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 2019 to 2020, from $312k to $135k (−57%).

$458k
$443k
$312k
$135k
$91k
$72k
$145k
$280k
'17'18'19'20'21'22'23'24
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
ContributionsProgram revenueInvestmentOther

39% of INTERNATIONAL SOCIETY OF ENDOVASCULAR SPECIALISTS’s revenue is contributions — about as donation-reliant as the typical peer (57% for the typical peer).

This organization
Typical peer · 24,946 orgs

Surplus & reserves

Operating surplus or deficit each year, and months of liquidity in hand. 6 of the last 8 reported years ran a deficit.

−$23k
’17
−$15k
’18
−$131k
’19
−$116k
’20
−$44k
’21
−$19k
’22
$73k
’23
$135k
’24
24
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.

201720182019202020232024
Listed302320201110
Joined·+12+0+0·+0
No longer listed·1930·1
03Who funds it

Who funds it, year by year

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

Funder
'18
'24*
'25*
total
funders
1
1
1

From the IRS filings of INTERNATIONAL SOCIETY OF ENDOVASCULAR SPECIALISTS’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

INTERNATIONAL SOCIETY OF ENDOVASCULAR SPECIALISTS draws 100% of its grant income from funders outside Texas, across 1 state in all.

PA

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

INTERNATIONAL SOCIETY OF ENDOVASCULAR SPECIALISTS runs a healthier operating margin than three-quarters of the 22,812 education nonprofits its size.

Operating margin49% · top quartile
Months of reserve23.6mo · top quartile
Revenue growth (annualized)−1% · bottom quartile

this organization peer median middle 50% of peers· 22,812 education nonprofits $100k–$1M, FY2024

Organizations like INTERNATIONAL SOCIETY OF ENDOVASCULAR SPECIALISTS

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 Texas

Nationally

05Profile & governance

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

Where the money goes

97% of spending goes to programs.

Program 97%Management 3%Fundraising 0%

Governance

9
board members
100%
independent
✓Conflict-of-interest policy–Whistleblower policy✓Document retention–Board reviewed the 990–Audited financials

Public support

100%

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

Footprint & structure

Files a return copy in 1 state

AZ

Screen this organization

A dated, signed PDF of the compliance screen for INTERNATIONAL SOCIETY OF ENDOVASCULAR SPECIALISTS: 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.

A paid feature, included from the $75 plan up. Sign in to download.

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 OF ENDOVASCULAR SPECIALISTS?
INTERNATIONAL SOCIETY OF ENDOVASCULAR SPECIALISTS (Texas) receives grants from 1 organization whose IRS filings report $5,430 to it, the largest being THE MARVIN AND DEE WOODALL CHARITABLE FOUNDATION ($5,430). 1 of them have funded it in more than one year.
How many funders does INTERNATIONAL SOCIETY OF ENDOVASCULAR SPECIALISTS have?
IRS filings report 1 organization giving $5,430 in grants to INTERNATIONAL SOCIETY OF ENDOVASCULAR SPECIALISTS, 1 of which have funded it in more than one year.
Who is the largest funder of INTERNATIONAL SOCIETY OF ENDOVASCULAR SPECIALISTS?
THE MARVIN AND DEE WOODALL CHARITABLE FOUNDATION is the largest funder on record, with $5,430 in grants. The full list of funders is on this page.
How can an organization like INTERNATIONAL SOCIETY OF ENDOVASCULAR SPECIALISTS find more funders?
Start with the funders already giving here, then look at the foundations that back similar organizations in Texas. 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 of Endovascular Specialists →

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