South Carolina · Nonprofit
Big Brothers Big Sisters of the Lowcountry
Big Brothers Big Sisters of the Lowcountry (South Carolina) receives grants from 32 organizations whose IRS filings report $1,216,743 to it, the largest being Big Brothers Big Sisters Of America ($267,909). 18 of them have funded it in more than one year.
- Revenue FY2025
- $479k
- Funders on record
- 32
- Grants received
- $1.2M
- Net assets
- $287k
What Big Brothers Big Sisters of the Lowcountry does
Mission
Working with parents, guardians, and volunteers, we create and support one-to-one mentoring relationships that ignite the power and promise of youth. Mission and Vision Continued Vision: We believe ALL youth can reach their full potential thereby contributing to better schools, brighter futures, and stronger, healthier communities for all. Justice Equity Diversity & Inclusion (JEDI) Commitment: At Big Brothers Big Sisters of the Lowcountry (BBBSL), diversity, equity, and inclusion are integral parts of our values and mission. We seek out, recognize, affirm, and celebrate the diverse backgrounds, lives, and experiences of all stakeholders, including youth, families, donors, volunteers, and staff. We ensure the opportunity for all voices and perspectives to be heard and honored. In the workplace, we foster an environment where lived experience is valued and where all people can be their best selves. We affirm that all people no matter their ability, age, cultural background, ethnic
As stated on its FY2025 Form 990.
Program
Big Brothers Big Sisters of the Lowcountry (BBBSL) focuses on its Community-Based Mentoring Program. This programs is designed to be both PROTECTIVE and PREVENTATIVE. Study after study confirms that the presence of a caring, consistent adult can make a significant difference in the trajectory of a child's life. BBBSL takes this benefit to the next level as it provides children in need with trained mentors who are professionally supported and coached for the life of the relationship. (Continued on Schedule O)Community-Based Mentoring Program:In its long-standing, hallmark, evidence-based Community-Based Mentoring Program, BBBSL recruits and matches children with caring adult mentors in one-on-one mentoring relationships. Professional staff enroll, train, and provide case management for all volunteers, children, and their families. These relationships are created with a goal to provide children with the emotional and social support, attention, and guidance necessary to support strong scholastic achievement, healthy peer-to peer/family relationships, avoidance of risky behaviors, and strong self-concept. Among children served, ages range from seven (7) through high school…
$657,778 spent100% of program spending
The program described on its FY2024 Form 990. Program spending in total: $657,778.
The organization over time
Each line starts at 100 in 2020, so what you read is the shape rather than the size: 150 means half as much again as 2020, 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 2024 to 2025, from $1.0M to $546k (−46%).
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: 2021 19% · 2022 4% · 2023 7%. Grants only. Government contracts and fees sit inside program revenue.
92% of Big Brothers Big Sisters of the Lowcountry’s revenue is contributions — more donation-reliant than the typical peer (83% for the typical peer).
Surplus & reserves
Operating surplus or deficit each year, and months of liquidity in hand. 1 of the last 6 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.
Board chair
Peter Davidson
Chair
As listed on its FY2025 Form 990.
Who funds it, year by year
2018 → 2023: the base broadened from 1 funder to 15 funders, grant income rose $1k → $226k.
8 of 32 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 19% of grant dollars received. That money is really individual donors directing a sponsor; the institutions to cultivate are the non-DAF funders.
From the IRS filings of Big Brothers Big Sisters of the Lowcountry’s funders (the co-funder graph). Top 30 of 32 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 the Lowcountry has a broad base — no single funder exceeds 22% of grant income, and it takes 4 funders to reach half.
the vertical line marks half of all grant income — 4 funders to its left
81% 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 the Lowcountry.
Largest funder’s share by year: 2018 100% · 2019 98% · 2020 62% · 2021 30% · 2022 24% · 2023 22% — 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
67% of Big Brothers Big Sisters of the Lowcountry's funders are still giving 3 years after their first grant; 56% 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
Big Brothers Big Sisters of the Lowcountry draws 82% of its grant income from funders outside South Carolina, across 11 states in all.
In-state vs out-of-state, by year
Funder states come from each funder’s own filing. $228k arriving through sponsors registered in 6 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 the Lowcountry's funding base is broadening — from 1 funders to 15 as grant income climbed.
this organization peer median middle 50% of peers· 3,482 youth development nonprofits $100k–$1M, FY2025
Organizations like Big Brothers Big Sisters of the Lowcountry
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 South Carolina
Nationally
Read directly from this organization’s own Form 990, as neutral context.
Where the money goes
70% of spending goes to programs.
Governance
Public support
82%
Share of support from the public (Schedule A) — the basis for its public-charity status.
Footprint & structure
Files a return copy in 1 state
Screen this organization
A dated, signed PDF of the compliance screen for Big Brothers Big Sisters of the Lowcountry: 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 the Lowcountry?
- Big Brothers Big Sisters of the Lowcountry (South Carolina) receives grants from 32 organizations whose IRS filings report $1,216,743 to it, the largest being Big Brothers Big Sisters Of America ($267,909). 18 of them have funded it in more than one year.
- How many funders does Big Brothers Big Sisters of the Lowcountry have?
- IRS filings report 32 organizations giving $1,216,743 in grants to Big Brothers Big Sisters of the Lowcountry, 18 of which have funded it in more than one year.
- Who is the largest funder of Big Brothers Big Sisters of the Lowcountry?
- Big Brothers Big Sisters Of America is the largest funder on record, with $267,909 in grants. The full list of funders is on this page.
- How can an organization like Big Brothers Big Sisters of the Lowcountry find more funders?
- Start with the funders already giving here, then look at the foundations that back similar organizations in South Carolina. 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 the Lowcountry →
These figures are read directly from IRS Form 990 / 990-PF e-file XML: this organization’s own return for FY2025 (financials across 2020–2025), and the filings of 32 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