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Washington, D.C. · Nonprofit

US Mobilizing for Urgent and Sustainable Transformation

US Mobilizing for Urgent and Sustainable Transformation (Washington, D.C.) receives grants from 3 organizations whose IRS filings report $365,000 to it, the largest being OPEN SOCIETY ACTION FUND INC ($250,000). 1 of them have funded it in more than one year.

Revenue FY2023
$164k
Funders on record
3
Grants received
$365k
Net assets
$206k
1/3 repeat funderspeak grant-dependency 31%
01What it does

What US Mobilizing for Urgent and Sustainable Transformation does

Mission

The organization coordinates and aligns the work of members in lobbying and election-related activities that are aimed at securing just and equitable climate action.

As stated on its FY2023 Form 990-EZ.

Program

  1. The organization coordinates and aligns the work of members in lobbying and election-related activities that are aimed at securing just and equitable climate action.

    $84,600 spentof which $84,600 as grants
    100% of program spending

The program described on its FY2022 Form 990-EZ. Program spending in total: $84,600.

02The organization over time

Leadership and staff

Chief executive

Ife Kilimanjaro

Executive Director

Board chair

William Snape

President and Chair

As listed on its FY2022 Form 990-EZ.

03Who funds it

Who funds it, year by year

2020 → 2023: the base narrowed from 2 funders to 1 funder, grant income fell $275k → $50k.

Funder
'20
'22
'23
total
Tides Advocacyunclassified
$25k
funders
2
1
1

From the IRS filings of US Mobilizing for Urgent and Sustainable Transformation’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

US Mobilizing for Urgent and Sustainable Transformation leans on a few funders — its largest provides 68% 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 US Mobilizing for Urgent and Sustainable Transformation.

68%
largest funder
100%
top three
~2
effective funders

Largest funder’s share by year: 2020 91% · 2022 100% · 2023 100% — growing more concentrated.

“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

US Mobilizing for Urgent and Sustainable Transformation draws 100% of its grant income from funders outside Washington, D.C., across 2 states in all.

NY
CA

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

’20
’22
’23
Washington, D.C. 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

US Mobilizing for Urgent and Sustainable Transformation receives grants from 3 organizations whose IRS filings report $365k to it.

Operating margin−64% · bottom quartile

this organization peer median middle 50% of peers· 4,463 international nonprofits $100k–$1M, FY2023

Organizations like US Mobilizing for Urgent and Sustainable Transformation

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 Washington, D.C.

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 US Mobilizing for Urgent and Sustainable Transformation: 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 US Mobilizing for Urgent and Sustainable Transformation?
US Mobilizing for Urgent and Sustainable Transformation (Washington, D.C.) receives grants from 3 organizations whose IRS filings report $365,000 to it, the largest being OPEN SOCIETY ACTION FUND INC ($250,000). 1 of them have funded it in more than one year.
How many funders does US Mobilizing for Urgent and Sustainable Transformation have?
IRS filings report 3 organizations giving $365,000 in grants to US Mobilizing for Urgent and Sustainable Transformation, 1 of which have funded it in more than one year.
Who is the largest funder of US Mobilizing for Urgent and Sustainable Transformation?
OPEN SOCIETY ACTION FUND INC is the largest funder on record, with $250,000 in grants. The full list of funders is on this page.
How can an organization like US Mobilizing for Urgent and Sustainable Transformation find more funders?
Start with the funders already giving here, then look at the foundations that back similar organizations in Washington, D.C.. 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 US Mobilizing for Urgent and Sustainable Transformation →

These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2023 (financials across 2023–2023), and the filings of 3 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