Arizona · Nonprofit
BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA
BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA (Arizona) receives grants from 53 organizations whose IRS filings report $5,434,025 to it, the largest being VALLEY OF THE SUN UNITED WAY ($1,911,878). 32 of them have funded it in more than one year.
- Revenue FY2025
- $3.1M
- Funders on record
- 53
- Grants received
- $5.4M
- Net assets
- $4.0M
What Big Brothers Big Sisters of Central Arizona does
Mission
To provide quality mentors for children.
As stated on its FY2025 Form 990.
Program
Since 1955, Big Brothers Big Sisters of Central Arizona (bbbs) has provided a free and unique service to families in maricopa county by providing professionally supported, one-on-one mentoring. The agency's service area expanded to gila county in 2001 and to pinal county in 2005. Bbbs offers the opportunity for a child to develop a healthy relationship with a screened and trained mentor, while also providing wraparound referral services to their families. As a primary prevention service, any child age 6-15 is eligible to apply. A majority of the children served are from single parent, low-income families. Each childmentor pairing participates in various activities such as reading, hiking, crafts, sports, and attending special agency events. Programs for youth are either community- based or site-based. In the communitybased program, volunteers pick up the child at their home and participate in fun activities throughout the community. In the site-based program, the one-to-one mentoring occurs in a group setting at a specific location, either an elementary school, an afterschool program, or a workplace. Researchers found that after 18 months of spending time with their bigs, the…
$2,421,968 spent100% of program spending
The program described on its FY2024 Form 990. Program spending in total: $2,421,968.
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.
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 $3.5M to $5.9M (+68%).
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: 2017 4% · 2018 3% · 2019 8% · 2020 8% · 2021 25% · 2022 26% · 2023 18% · 2024 16% · 2025 10%. Grants only. Government contracts and fees sit inside program revenue.
76% of BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA’s revenue is contributions — about as donation-reliant as the typical peer (82% for the typical peer).
Surplus & reserves
Operating surplus or deficit each year, and months of liquidity in hand. 4 of the last 9 reported years ran a deficit.
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.
Chief executive
Laura Capello
Pres/ CEO-te
Board chair
Jennifer Holsman Tetreault
Chair
As listed on its FY2025 Form 990.
The chief executive listed changed between the FY2023 and FY2024, and between the FY2024 and FY2025 filings.
Who funds it, year by year
2017 → 2023: the base broadened from 13 funders to 22 funders, grant income fell $512k → $496k.
13 of 53 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 22% of grant dollars received. That money is really individual donors directing a sponsor; the institutions to cultivate are the non-DAF funders.
Left out of every figure on this page: $646k from one payer (the payer shares this organization's board, largest Big Brothers Big Sisters of Central Arizona Foundation). These are real filings, and they are not money BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA raised.
From the IRS filings of BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA’s funders (the co-funder graph). Top 30 of 53 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
BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA leans on a few funders — its largest provides 35% of grant income and the top three 58%; half comes from just 2 funders.
the vertical line marks half of all grant income — 2 funders to its left
75% 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 BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA.
Largest funder’s share by year: 2017 59% · 2018 56% · 2019 63% · 2020 35% · 2021 35% · 2022 47% · 2023 37% — 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.
How long its funders stay
41% of BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA's funders are still giving 3 years after their first grant; 60% give in more than one year at all.
Share of funders still giving k years after their first recorded grant, pooled across every acquisition cohort. A funder counts as retained in a year only if it made a grant that year. Measured to FY2023, the last fiscal year that has finished arriving — a funder cannot be counted as lapsed in a year most filers have not reached.
Where its funders are
88% of BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA's grant income comes from Arizona funders.
In-state vs out-of-state, by year
Funder states come from each funder’s own filing. $1.2M arriving through sponsors registered in 12 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.
Against its field
BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA is better cushioned than half of the 1,152 youth development nonprofits its size.
this organization peer median middle 50% of peers· 1,152 youth development nonprofits $1M–$10M, FY2025
Organizations like BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA
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 Arizona
Nationally
Read directly from this organization’s own Form 990, as neutral context.
Where the money goes
62% of spending goes to programs.
Governance
Public support
97%
Share of support from the public (Schedule A) — the basis for its public-charity status.
Footprint & structure
Part of a family of 1 related entity
- Bbbs of Central Az Association · exempt
Screen this organization
A dated, signed PDF of the compliance screen for BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA: 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. Screen this nonprofit · How the screen works · on the API as GET /api/screening/{ein}?format=pdf
Questions and answers
- Who funds BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA?
- BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA (Arizona) receives grants from 53 organizations whose IRS filings report $5,434,025 to it, the largest being VALLEY OF THE SUN UNITED WAY ($1,911,878). 32 of them have funded it in more than one year.
- How many funders does BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA have?
- IRS filings report 53 organizations giving $5,434,025 in grants to BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA, 32 of which have funded it in more than one year.
- Who is the largest funder of BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA?
- VALLEY OF THE SUN UNITED WAY is the largest funder on record, with $1,911,878 in grants. The full list of funders is on this page.
- How can an organization like BIG BROTHERS BIG SISTERS OF CENTRAL ARIZONA 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.
Play a game about who funds Big Brothers Big Sisters of Central Arizona →
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 53 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 22, 2026. What this page cannot tell you · view filing