Clusterbusters INC is a non-profit research and educational organization dedicated to finding effective treatment of cluster headache worldwide. Culsterbusters supports the efforts involving the research, education, support and advocacy related to cluster headaches.

501(c)(3) charity; gifts are tax-deductible.
86¢ of each $1 spent went to programs.
Mission: Form 990 Part I, line 1 · Status: IRS Pub. 78 · Programs: Part IX

Before you give

FY2021 · Form 990Independent: from IRS data, not the org
Download 990
IRS status
501(c)(3)
not on the IRS revocation list
Looks good: listed by the IRS and not on the revocation list.
IRS BMF · Auto-Revocation List
Tax-deductible gifts
Yes
Donations are tax-deductible
Looks good: the IRS lists gifts to it as deductible.
IRS Pub. 78 · IRS BMF
Latest return
FY2024
latest Form 990
Looks good: the latest return is for FY2024, 2 tax years back; within 2 tax years.
IRS e-file · Filing history
Surplus or deficit
2 of 5
filings with a surplus
Average deficit $24K a year · 12% of revenue · last 5 filings
Concern: a surplus in 2 of the last 5 filings.
Pt I · Ln 19 · 5 filings
Spent on programs
86%
of spending
Looks good: 86% of spending went to programs; 75% or more.
Pt IX · Ln 25 · col B
14 mo
of spending, in cash
Looks good: 14.4 months of spending in cash; 3 or more.
Pt X · Ln 1–2 · Pt I · Ln 18
Named funders
3
named funders · $157K
Looks good: 3 funders name it on their filings; 3 or more.
Funders’ Sch. I, 990-PF
Liabilities
$0
0% of total assets
Looks good: liabilities are 0% of assets; 50% or less.
Pt X · Ln 26
Independent board members
5
of 5 voting members
Looks good: 5 of 5 voting members are independent, a majority.
Pt VI · Ln 1a–1b
Looks goodFineWorth a lookConcernNo data yetTap a box for the reason.
Revenue
$135K
+34% vs prior year
Spent
$139K
To programs
86%
Net assets
$167K
By yearFY2020–FY2024
Revenue
$135K
FY2021▲ +34%
Tap a bar for its year
Revenue by fiscal year
FY2020$100K
FY2021$135K
FY2022$284K
FY2023$182K
FY2024$276K
Expenses
$139K
FY2021▼ -4%
Tap a bar for its year
Expenses by fiscal year
FY2020$145K
FY2021$139K
FY2022$229K
FY2023$345K
FY2024$241K
Net assets
$167K
FY2021▼ -2%
Tap a bar for its year
Net assets by fiscal year
FY2020$171K
FY2021$167K
FY2022$222K
FY2023$34K
FY2024$69K

From the FY2021 Form 990 · see the original

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You’re viewing the FY2021 filing — not the latest on file. See the latest (FY2024) →

Is it real?

Yes. Never revoked by the IRS. Latest filing on record: FY2024. IRS ruling in Jul 2008.

IRS Pub. 78 · IRS Auto-Revocation List · IRS Business Master File

Where the money goes

86 cents of each dollar spent went to programs.

Program services 86% · $120K Management & general 9% · $13K Fundraising 5% · $6K

Form 990 Part IX, line 25, columns B–D. Every line is in By the numbers.

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Who runs it and what they're paid

5 people listed on the 990.

Part VII, Section A · reportable compensation
$0Pt VII · Sec A
$0Pt VII · Sec A
Secretary
$0Pt VII · Sec A
President
$0Pt VII · Sec A
$0Pt VII · Sec A
See Clusterbusters INC executive salaries →

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Questions the 990 asks

The form asks each of these directly. These are the filed answers.

  • Family or business ties among officersPt VI · Ln 2No
  • Top official's pay set by an independent reviewPt VI · Ln 15aNo

Programs and updates

Supports research, education, and advocacy to find effective treatments for cluster headaches.

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Provided by the organization

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1 program · $120K · in their own filed words · FY2021
01

For charitable and educational purposes for finding cure for cluster headaches.

$120Kprogram expense

Funders

Who pays for it.

From grant filings on record. Receipts are incomplete: individual donors are never listed.

Grants

Schedule I · funders on record
Grants received · FY2024
Total grants receivedfrom 3 funders$157K
See all 3 funders →

By the numbers

The FY2021 990, line by line.

1The main four
Money inPt VIII
$135K
Ln 12
Gifts and grantsLn 1h$81K
Fees for servicesLn 2g$54K
Money outPt IX
$139K
Ln 25
Programscol B$120K
Managementcol C$13K
Fundraisingcol D$6K
Owns and owesPt X
$167K
net assets · Ln 32
Cash and savingsLn 1–2$167K
Total assetsLn 16$167K
LiabilitiesLn 26$0
PeoplePt VI, VII
5
listed · VII A
PaidVII A0
Voting boardVI 1a5
IndependentVI 1b5
2In more detail
Revenue in detailPt VIII
Gifts and grantsLn 1h$81K
Fees for servicesLn 2g$54K
Total revenueLn 12$135K
Assets in detailPt X, end of year
CashLn 1$167K
Cash and savings togetherLn 1–2$167K
Total assetsLn 16$167K
LiabilitiesLn 26$0
Net assetsLn 32$167K
OperationsPt I, VI
EmployeesI 51
VolunteersI 615
Fiscal year endsHeaderDecember
Conflict-of-interest policyVI 12aNo
Whistleblower policyVI 13No
Records policyVI 14No
3Year over year
Balance sheet, start vs end of yearPt X · col A, B
LineStart FY21End FY21
Cash and savingsLn 1–2$171K$167K
Total assetsLn 16$171K$167K
LiabilitiesLn 26$0$0
Net assetsLn 32$171K$167K
4Every line
Statement of functional expensesPt IX · every line
LineTotalProgramsManagementFundraising
Other salaries and wagesLn 7$63K$63K
Payroll taxesLn 10$10K$10K
Accounting feesLn 11c$7K$6K$2K
Advertising and promotionLn 12$378$378
Office expensesLn 13$1K$1K$42
TravelLn 17$12K$12K
Other expenses (24a–d)Ln 24$36K$20K$9K$6K
All other expensesLn 24e$9K$7K$2K
Total functional expensesLn 25$139K$120K$13K$6K

Filing history

YearMoney inMoney outIn minus outNet assetsDownload
FY2024 Latest $276K$241K$35K$69K 990 PDF
FY2023 $182K$345K−$162K$34K 990 PDF
FY2022 $284K$229K$55K$222K 990 PDF
FY2021 Viewing $135K$139K−$4K$167K 990 PDF
FY2020 $100K$145K−$45K$171K 990 PDF

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Schedules filed Part IV

III · Programs R · Related orgs G · Fundraising L · Interested persons I · Grants A · Public support O · Explanations
See the full FY2021 990 (6 parts)
Part I · Summary $134,743 revenue, 12 lines filed
I-8 Contributions and grantsPrior year $59,025$81,016
I-9 Program service revenuePrior year $41,158$53,727
I-10 Investment income$0
I-11 Other revenue$0
I-12 Total revenuePrior year $100,183$134,743
I-13 Grants and similar amounts paid$0
I-14 Benefits paid to members$0
I-15 Salaries and benefitsPrior year $64,991$73,474
I-16a Professional fundraising fees$0
I-17 Other expensesPrior year $79,896$65,155
I-18 Total expensesPrior year $144,887$138,629
I-19 Revenue less expensesPrior year −$44,704−$3,886
Part VI · Governance 5 of 5 board members independent, 4 to look at
VI-1a Voting members of the governing body5
VI-1b Independent voting members5
VI-12a Written conflict of interest policyNo
VI-13 Written whistleblower policyNo
VI-14 Document retention and destruction policyNo
VI-15a Process for setting top official's payNo
VI-2 Family or business relationship among officers or directorsNo
Part VIII · Statement of revenue $134,743 across 5 lines filed
VIII-1b Membership dues$61,016
VIII-1f All other contributions, gifts and grants$20,000
VIII-1h Total contributions, gifts and grants$81,016
VIII-2a-f Program service revenue, itemized rows (sum of 2a–2f as filed)Related to mission $53,727$53,727
VIII-12 Total revenueRelated to mission $53,727$134,743
Part IX · Statement of functional expenses $138,629 across 8 lines filed
IX-7 Other salaries and wagesPrograms $63,489$63,489
IX-10 Payroll taxesPrograms $9,985$9,985
IX-11c Accounting feesPrograms $5,710 · Management $1,620$7,330
IX-12 Advertising and promotionPrograms $378$378
IX-13 Office expensesPrograms $1,276 · Management $42$1,318
IX-17 TravelPrograms $11,515$11,515
IX-24 Other expenses (24a–d)Programs $20,286 · Management $8,956 · Fundraising $6,388$35,630
IX-24e All other expensesPrograms $7,002 · Management $1,982$8,984
IX-25 Total functional expensesPrograms $119,641 · Management $12,600 · Fundraising $6,388$138,629
Part X · Balance sheet $166,834 assets, 6 lines filed
X-1 Cash, non-interest-bearingStart of year $170,720$166,834
X-16 Total assetsStart of year $170,720$166,834
X-26 Total liabilitiesStart of year $0$0
X-27 Net assets without donor restrictionsStart of year $170,720$166,834
X-32 Total net assets or fund balancesStart of year $170,720$166,834
X-33 Total liabilities and net assetsStart of year $170,720$166,834
Part XI · Reconciliation of net assets $166,834 net assets at year end
XI-1 Total revenue$134,743
XI-2 Total expenses$138,629
XI-3 Revenue less expenses−$3,886
XI-4 Net assets at start of year$170,720
XI-10 Net assets at end of year$166,834

Form 990 e-file (XML) FY2021 from the IRS · Classification, formation year and address from the IRS Business Master File

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