Arizona · Nonprofit
TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL
TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL (Arizona) receives grants from 3 organizations whose IRS filings report $1,953,272 to it, the largest being CORPORATION FOR PUBLIC BROADCASTING ($1,924,975). 2 of them have funded it in more than one year.
Three funders worth looking at
Grantmakers with no record of funding this organization, ranked by how strongly the co-funder graph and the mission embeddings agree. The evidence is in section 03.
- United Way of Northern Arizona Inclocal
- American Indian College Fundportfolio match
- American Indian Higher Education Consortium Incportfolio match
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.
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.
Government-grant reliance: 2019 96% · 2020 97% · 2021 99% · 2022 93% · 2023 97% · 2024 79% · 2025 91%. Grants only. Government contracts and fees sit inside program revenue.
Surplus & reserves
Operating surplus or deficit each year, and months of liquidity in hand. 1 of the last 9 reported years ran a deficit.
reserve
Who funds it, year by year
2017 → 2023: the base broadened from 1 funder to 2 funders, grant income rose $144k → $192k.
From the IRS filings of TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL’s funders (the co-funder graph). Top 2 of 3 funders by total. 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
TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL leans on a few funders — its largest provides 99% 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 TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL.
Largest funder’s share by year: 2017 100% · 2018 100% · 2019 100% · 2020 100% · 2021 100% · 2022 97% · 2023 97% — diversifying over time.
“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
TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL draws 100% of its grant income from funders outside Arizona, across 2 states in all.
In-state vs out-of-state, by year
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.
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.
- United Way of Northern Arizona InclocalAZ · funds 30 organizations near you
- American Indian College Fundportfolio matchits grantees resemble your mission
- American Indian Higher Education Consortium Incportfolio matchits grantees resemble your mission
- The Ruth Danley and William Enoch Moore Fundportfolio matchits grantees resemble your mission
- First Nations Development Instituteportfolio matchits grantees resemble your mission
- Great Plains Tribal Leaders Healthportfolio matchits grantees resemble your mission
- National Indian Health Boardportfolio matchits grantees resemble your mission
- The Notah Begay III Foundation Incportfolio matchits grantees resemble your mission
- Naca-Inspired Schools Networkportfolio matchits grantees resemble your mission
- American Indian Youth Running Strong Incportfolio matchits grantees resemble your mission
- Indian Land Tenure Foundationportfolio matchits grantees resemble your mission
- Vadon Foundationportfolio matchits grantees resemble your mission
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 TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL
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 Arizona
Nationally
Read directly from this organization’s own Form 990, as neutral context.
Where the money goes
84% of spending goes to programs.
Governance
Screen this organization
A dated, signed PDF of the compliance screen for TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL: 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.
Screens are triage, not determinations; a source that cannot be read reports not screened, never clear. How the screen works · on the API as GET /api/screening/{ein}?format=pdf
Questions and answers
- Who funds TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL?
- TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL (Arizona) receives grants from 3 organizations whose IRS filings report $1,953,272 to it, the largest being CORPORATION FOR PUBLIC BROADCASTING ($1,924,975). 2 of them have funded it in more than one year.
- How many funders does TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL have?
- IRS filings report 3 organizations giving $1,953,272 in grants to TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL, 2 of which have funded it in more than one year.
- Who is the largest funder of TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL?
- CORPORATION FOR PUBLIC BROADCASTING is the largest funder on record, with $1,924,975 in grants. The full list of funders is on this page.
- How can an organization like TUBA CITY HIGH SCHOOL BOARD INC DBA GREYHILLS ACADEMY HIGH SCHOOL find more funders?
- Start with the funders already giving here, then look at the foundations that back similar organizations in Arizona. 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 3funders 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 August 27, 2026. What this page cannot tell you · view filing