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California · Nonprofit

SOUTH BAY MUSICAL THEATRE

SOUTH BAY MUSICAL THEATRE (California) receives grants from 9 organizations whose IRS filings report $278,153 to it, the largest being AMERICAN ONLINE GIVING FOUNDATION INC ($205,768). 5 of them have funded it in more than one year, and 80% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.

Revenue FY2025
$663k
Funders on record
9
Grants received
$278k
Net assets
$354k
5/9 repeat funderspeak grant-dependency 29%
01What it does

What South Bay Musical Theatre does

Mission

Theater arts prductions, musical productions-200 members participate in and audiences of 1200+ attended 40+ performances of three musicals at low cost community theater prices. 150+ students and/or low income community members attended three preview performances.

As stated on its FY2025 Form 990.

Programs

  1. Theater arts productions, musical productions - 200+ members participate in and audiences of 1200+ attend 40+ performances of 3 musicals at low community theater prices. 150+ stundents and/or low income community members attend 3 free preview performances. Affordable rentals of sets and/or costumes to other non-profit theater groups.

    $533,169 spent$554,058 earned by the program
    99% of program spending
  2. Affordable rentals of sets and costumes to other non-profit community theater groups

    $0 spent$20,874 earned by the program
    0% of program spending
  3. Fundraising and grants received

    $3,485 spentof which $88,227 as grants
    1% of program spending

The 3 programs described on its FY2025 Form 990, listed largest first by expense. Program spending in total: $536,654.

02The organization over time

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.

100 = 20202020 Revenue 100 ($210k) Expenses 100 ($225k) Net assets 100 ($147k)2021 Revenue 261 ($547k) Expenses 115 ($259k) Net assets 301 ($443k)2022 Revenue 282 ($591k) Expenses 186 ($419k) Net assets 334 ($491k)2023 Revenue 231 ($484k) Expenses 214 ($481k) Net assets 289 ($425k)2024 Revenue 224 ($469k) Expenses 260 ($583k) Net assets 247 ($364k)2025 Revenue 316 ($663k) Expenses 300 ($673k) Net assets 240 ($354k)
202020212022202320242025
Revenue (316)Expenses (300)Net assets (240)

Balance sheet

Total assets and total liabilities at each year end, in dollars. The largest one-year move in total assets was 2020 to 2021, from $170k to $451k (+166%).

$170k
$451k
$497k
$448k
$369k
$359k
202020212022202320242025
Total assetsTotal liabilities

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.

2020
2021
2022
2023
2024
2025
ContributionsProgram revenueInvestmentOther

Surplus & reserves

Operating surplus or deficit each year, and months of liquidity in hand. 3 of the last 6 reported years ran a deficit.

−$15k
’20
$288k
’21
$173k
’22
$4k
’23
−$114k
’24
−$10k
’25
0.4
months of
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

Tipu Purkayastha

Boardmember - chairman

As listed on its FY2025 Form 990.

202020212022202320242025
Listed11131371011
Joined·+5+5+1+4+5
No longer listed·35714
03Who funds it

Who funds it, year by year

2018 → 2023: the base broadened from 1 funder to 3 funders, grant income rose $9k → $40k.

4 of 9 of your funders are donor-advised or pass-through sponsors (tagged DAF) — 80% 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 SOUTH BAY MUSICAL THEATRE’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

SOUTH BAY MUSICAL THEATRE leans on a few funders — its largest provides 74% of grant income and the top three 89%; half comes from just 1 funder.

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

95% 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 SOUTH BAY MUSICAL THEATRE.

74%
largest funder
89%
top three
~2
effective funders

Largest funder’s share by year: 2018 100% · 2020 76% · 2021 63% · 2022 82% · 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.

How long its funders stay

67% of SOUTH BAY MUSICAL THEATRE's funders are still giving 3 years after their first grant; 56% give in more than one year at all.

first grant+1y+2y+3y

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

80% of SOUTH BAY MUSICAL THEATRE's grant income arrives through donor-advised or pass-through sponsors, whose addresses record where the money is held rather than where the donor is. Of the $54k that is directly attributable, 100% of it comes from California funders.

NY
CA

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

’18
’20
’21
’22
’23
California out of state home

Funder states come from each funder’s own filing. $224k arriving through sponsors registered in 4 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.

04Its place in the field

Organizations like SOUTH BAY MUSICAL THEATRE

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 California

Nationally

05Profile & governance

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

Where the money goes

80% of spending goes to programs.

Program 80%Management 20%Fundraising 0%

Governance

10
board members
100%
independent
–Conflict-of-interest policy–Whistleblower policy–Document retention–Board reviewed the 990–Audited financials

Public support

100%

Share of support from the public (Schedule A) — the basis for its public-charity status.

Footprint & structure

Files a return copy in 1 state

CA

Screen this organization

A dated, signed PDF of the compliance screen for SOUTH BAY MUSICAL THEATRE: 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 SOUTH BAY MUSICAL THEATRE?
SOUTH BAY MUSICAL THEATRE (California) receives grants from 9 organizations whose IRS filings report $278,153 to it, the largest being AMERICAN ONLINE GIVING FOUNDATION INC ($205,768). 5 of them have funded it in more than one year, and 80% of the money arrives through donor-advised or pass-through sponsors rather than from an institution directly.
How many funders does SOUTH BAY MUSICAL THEATRE have?
IRS filings report 9 organizations giving $278,153 in grants to SOUTH BAY MUSICAL THEATRE, 5 of which have funded it in more than one year.
Who is the largest funder of SOUTH BAY MUSICAL THEATRE?
AMERICAN ONLINE GIVING FOUNDATION INC is the largest funder on record, with $205,768 in grants. The full list of funders is on this page.
How can an organization like SOUTH BAY MUSICAL THEATRE 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.

Play a game about who funds South Bay Musical Theatre →

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 9 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