How many funders does INTERTRIBAL SINKYONE WILDERNESS have?

IRS filings report 4 grantmakers giving $699,570 in grants to INTERTRIBAL SINKYONE WILDERNESS, 4 of which have funded it in more than one year.

Who is the largest funder of INTERTRIBAL SINKYONE WILDERNESS?

LANNAN FOUNDATION is the largest funder on record, with $377,270 in grants. The full list of funders is on this page.

How can an organization like INTERTRIBAL SINKYONE WILDERNESS find more funders?

Start with the funders already giving here, then look at the foundations that back similar organizations in California. The funding by cause and by state pages list the largest funders for a given area and how to approach them.

← Funding

California · Nonprofit

INTERTRIBAL SINKYONE WILDERNESS

INTERTRIBAL SINKYONE WILDERNESS (California) is funded by 4 grantmakers whose IRS filings report $699,570 in grants to it, the largest being LANNAN FOUNDATION ($377,270). 4 of them have funded it in more than one year.

$259k

Revenue FY2024

Funders on record

$700k

Grants received

$6.4M

Net assets

4/4 repeat funderspeak grant-dependency 183%

01The organization over time

The organization over time

Revenue, expenses and net assets — each indexed to 100 at its first filing year, so you read the trajectory, not the magnitude.

20172024

Revenue (113)Expenses (125)Net assets (340)

02Who funds it

Who funds it, year by year

Grant income rose $10k → $75k on a roughly flat funder count — a concentrated base.

'20

'21

'22

'23

'24

total

Lannan Foundation

$377k

The James Irvine Foundation

$150k

The Schmidt Family Foundation

$125k

Save the Redwoods League

$47k

funders

From the IRS filings of INTERTRIBAL SINKYONE WILDERNESS’s funders (the co-funder graph). Association, not causation.

How concentrated its funding is

INTERTRIBAL SINKYONE WILDERNESS leans on a few funders — its largest provides 54% of grant income and the top three 93%; half comes from just 1 funder.

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

54%

largest funder

93%

top three

effective funders

Largest funder’s share by year: 2020 100% · 2021 91% · 2022 79% · 2023 57% · 2024 100% — broadly stable.

“Effective funders” = inverse Herfindahl index (1 / Σ shareᵢ²) — the number of equal-sized funders that would give the same concentration.

Where its funders are

INTERTRIBAL SINKYONE WILDERNESS draws 54% of its grant income from funders outside California — its reputation reaches beyond the state, across 2 states in all.

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

’20

’21

’22

’23

’24

California out of state home

03Its place in the field

Funders to approach

Grantmakers that don’t fund you yet, surfaced two ways: they back organizations that share your funders, or their grantees resemble your mission. The ones both signals agree on come first. Your 4 funders put you under-funded among the 400 organizations that share them.

From the co-funder graph (funders backing at least two comparable organizations, shrunk for grantee count, donor-advised and mega-funds excluded) and the universe embeddings. A research starting point; overlap is association, not a guarantee of fit.

Organizations like INTERTRIBAL SINKYONE WILDERNESS

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

In California

Wilderness Conservation Foundation63%The Siskiyou Land Trust62%Survival International (Usa)61%Safe Worldwide Inc60%We Advocate Thorough Environmental Review60%Fire Safe Council of Siskiyou57%Mono Lake Kutzadika Indian57%Earth Island Institute Inc57%

Nationally

Interlaken Wildlife Foundation67%International Wildlife66%Wilderness Conservation Foundation63%Wild Landscapes Inc63%The Siskiyou Land Trust62%Yakona Nature Preserve62%Wild Forests and Fauna62%Voice in the Wilderness Missions In61%

04Profile & governance

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

Questions and answers

Who funds INTERTRIBAL SINKYONE WILDERNESS?: INTERTRIBAL SINKYONE WILDERNESS (California) is funded by 4 grantmakers whose IRS filings report $699,570 in grants to it, the largest being LANNAN FOUNDATION ($377,270). 4 of them have funded it in more than one year.
How many funders does INTERTRIBAL SINKYONE WILDERNESS have?: IRS filings report 4 grantmakers giving $699,570 in grants to INTERTRIBAL SINKYONE WILDERNESS, 4 of which have funded it in more than one year.
Who is the largest funder of INTERTRIBAL SINKYONE WILDERNESS?: LANNAN FOUNDATION is the largest funder on record, with $377,270 in grants. The full list of funders is on this page.
How can an organization like INTERTRIBAL SINKYONE WILDERNESS find more funders?: Start with the funders already giving here, then look at the foundations that back similar organizations in California. The funding by cause and by state pages list the largest funders for a given area and how to approach them.

Every figure is 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 4funders 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. view filing

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