Civic Intelligence

The Stroke Shield Foundation

EIN 27-0585095 • 501(c)3 • San Francisco, CA

Profile

The Dr. Jeffrey Thomas Stroke Shield Foundation (JTSSF) is dedicated to preventing stroke and optimizing stroke treatment and recovery.

3053 Filmore Street 268San Francisco, CA 94123

strokeshieldfoundation.org

Siviq Scores

Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.

Liabilities / Assets

59th percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

501(c)3 • <$500k nonprofits • Source year 2024

Liabilities / Revenue

61st percentile

0.00x

Tied with the lowest-debt nonprofits in its peer group.

501(c)3 • <$500k nonprofits • Source year 2024

Net Margin

2nd percentile

-1400%

Higher net margin than 2% of similar nonprofits.

501(c)3 • <$500k nonprofits • Source year 2024

Top Officer Pay

Score unavailable

No value available

No filing with officer rows is available for this organization yet.

Asset Growth

44th percentile

-5.3%

Faster asset growth than 44% of similar nonprofits.

501(c)3 • <$500k nonprofits • Annualized from 2022 to 2024

Revenue Growth

95th percentile

164%

Faster revenue growth than 95% of similar nonprofits.

501(c)3 • <$500k nonprofits • Annualized from 2022 to 2024

Balance Sheet
Liabilities / Assets59th percentile

Assets

Down

$82,203

Down $14,032 (-15%) from 2023

Liabilities

Flat

$0

Flat from 2023

Net Assets

Down

$82,203

Down $14,032 (-15%) from 2023

Operations
Liabilities / Revenue61st percentileNet Margin2nd percentile

Revenue

Up

$1,002

Up $858 (+596%) from 2023

Expenses

Down

$15,034

Down $27,051 (-64%) from 2023

Net Income

Up

-$14,032

Up $27,909 (+67%) from 2023

Trend Graphs

Balance Sheet Trend

Asset Growth44th percentile

Grouped bars show assets, liabilities, and net assets across loaded filings.

$1.0M$500K$0Assets 2013: $810,945Liabilities 2013: $0Net Assets 2013: $810,9452013Assets 2014: $742,105Liabilities 2014: $0Net Assets 2014: $742,1052014Assets 2015: $690,938Liabilities 2015: $0Net Assets 2015: $690,9382015Assets 2016: $627,827Liabilities 2016: $0Net Assets 2016: $627,8272016Assets 2017: $545,062Liabilities 2017: $0Net Assets 2017: $545,0622017Assets 2018: $481,437Liabilities 2018: $0Net Assets 2018: $481,4372018Assets 2019: $422,257Liabilities 2019: $0Net Assets 2019: $422,2572019Assets 2020: $283,016Liabilities 2020: $0Net Assets 2020: $283,0162020Assets 2021: $182,151Liabilities 2021: $0Net Assets 2021: $182,1512021Assets 2022: $91,588Liabilities 2022: $0Net Assets 2022: $91,5882022Assets 2023: $96,235Liabilities 2023: $0Net Assets 2023: $96,2352023Assets 2024: $82,203Liabilities 2024: $0Net Assets 2024: $82,2032024

Highlighted filing

2024

Assets$82,203
Liabilities$0
Net Assets$82,203
Open 2024 Filing

Operations Trend

Revenue Growth95th percentile

Revenue, expenses, and net income by year, with the latest filing highlighted.

$200K$100K$0-$100K-$200KRevenue 2013: $17,078Expenses 2013: $38,164Net Income 2013: -$21,0862013Revenue 2014: $11,335Expenses 2014: $80,175Net Income 2014: -$68,8402014Revenue 2015: $11,076Expenses 2015: $62,243Net Income 2015: -$51,1672015Revenue 2016: $5,968Expenses 2016: $69,079Net Income 2016: -$63,1112016Revenue 2017: $1,563Expenses 2017: $84,328Net Income 2017: -$82,7652017Revenue 2018: $4,702Expenses 2018: $68,327Net Income 2018: -$63,6252018Revenue 2019: $1,735Expenses 2019: $60,915Net Income 2019: -$59,1802019Revenue 2020: $248Expenses 2020: $135,134Net Income 2020: -$134,8862020Revenue 2021: $144Expenses 2021: $101,009Net Income 2021: -$100,8652021Revenue 2022: $144Expenses 2022: $54,654Net Income 2022: -$54,5102022Revenue 2023: $144Expenses 2023: $42,085Net Income 2023: -$41,9412023Revenue 2024: $1,002Expenses 2024: $15,034Net Income 2024: -$14,0322024

Highlighted filing

2024

Revenue$1,002
Expenses$15,034
Net Income-$14,032
Open 2024 Filing

Filings

Most recent year

2024 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.

Open filing
Assets
$82,203
Liabilities
$0
Net assets
$82,203
Revenue
$1,002
Expenses
$15,034
Net income
-$14,032
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Facts available. Structured filing facts are available, but richer extracted sections are limited.$0.82$0.00$0.82$0.01$0.15$0.14
2023Detailed filing. Detailed filing data is available for this year.$0.96$0.00$0.96$0.00$0.42$0.42
2022Detailed filing. Detailed filing data is available for this year.$0.92$0.00$0.92$0.00$0.55$0.55
2021Detailed filing. Detailed filing data is available for this year.$1.82$0.00$1.82$0.00$1.01$1.01
2020Detailed filing. Detailed filing data is available for this year.$2.83$0.00$2.83$0.00$1.35$1.35
2019Detailed filing. Detailed filing data is available for this year.$4.22$0.00$4.22$0.02$0.61$0.59
2018Detailed filing. Detailed filing data is available for this year.$4.81$0.00$4.81$0.05$0.68$0.64
2017Detailed filing. Detailed filing data is available for this year.$5.45$0.00$5.45$0.02$0.84$0.83
2016Detailed filing. Detailed filing data is available for this year.$6.28$0.00$6.28$0.06$0.69$0.63
2015Detailed filing. Detailed filing data is available for this year.$6.91$0.00$6.91$0.11$0.62$0.51
2014Detailed filing. Detailed filing data is available for this year.$7.42$0.00$7.42$0.11$0.80$0.69
2013Detailed filing. Detailed filing data is available for this year.$8.11$0.00$8.11$0.17$0.38$0.21
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Oct 29, 2025
Return Version
2024v5.2
Gross Receipts
$1,002
Mission and Program Overview

Mission

The Dr. Jeffrey Thomas Stroke Shield Foundation (JTSSF) is dedicated to preventing stroke and optimizing stroke treatment and recovery.

Balance Sheet Detail
LineBeginningEndChange
Assets
Savings and Temporary Cash Investments$96,235$82,203▼ $14,032
Cash and Non-Interest-Bearing Accounts-$0-
Accounts Receivable-$0-
Other Notes and Loans Receivable, Net-$0-
Pledges and Grants Receivable-$0-
Receivable From Disqualified Prsn-$0-
Receivables From Officers Etc-$0-
Investments Other Securities-$0-
Investments Program Related-$0-
Investments in Publicly Traded Securities-$0-
Land, Buildings, and Equipment, Net-$0-
Intangible Assets-$0-
Inventories for Sale or Use-$0-
Prepaid Expenses and Deferred Charges-$0-
Total Assets$96,235$82,203▼ $14,032
Other Assets Total-$0-
Liabilities
Total Liabilities$0$0→ $0
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$96,235$82,203▼ $14,032
Total Net Assets Fund Balance$96,235$82,203▼ $14,032
Total Liabilities and Net Assets / Fund Balance$96,235$82,203▼ $14,032
Compensation and Service Providers
Top Officer PayScore unavailable

Board Members and Trustees

NameTitle
Jeffrey E Thomas MDBoard Chairman
Claude ThomasDirector
Jack RoseDirector
Saul Feldman - PhDDirector
Stanley RosenbergDirector
Eveline MumenthalerExecutive Director
Nancy GlasenkTreasurer
Revenue and Support

Revenue Composition

Contributions and Grants
$858
Program Service Revenue
$0
Investment Income
$144
Other Revenue
$0
All Other Contributions
$858
Change in Net Assets
$-14,032
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Salaries, Compensation, and Employee Benefits$10,631
Other Expenses$4,403
Grants and Similar Amounts Paid$0
Professional Fundraising Fees$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Current Officers, Directors, Trustees, and Key Employees$9,036$1,595-$10,631
Fees for Services Accounting$3,060$540-$3,600
Information Technology$459$81-$540
Other Expenses-$263-$263
Total Functional Expenses$12,555$2,479$0$15,034
Fundraising, Events, and Gaming
Fundraising activities
No
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Professional Fundraising Fees$0
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
No
Subject to proxy tax
No
Insider Transactions and Loans

Loans and Receivables

Line ItemBeginningEndChange
Receivables from Disqualified Persons-$0-
Receivables from Officers, Directors, Trustees, and Key Employees-$0-
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
Yes
Backup withholding compliance
Yes
Business relationship with 35% controlled entity
No
Business relationship with family members
No
Business relationship with organization members
No
Material changes to governing documents
No
Compensation from other sources disclosed
No
CEO compensation reviewed
No
Other officer compensation reviewed
No
Conflict-of-interest policy
Yes
Audited financial statements prepared
No
Key decisions subject to board approval
No
Management duties delegated
No

Governance Explanations

Form 990, Part VI, Section A, Line 2

“Claude Thomas is Jeff Thomas's father”

Form 990, Part VI, Section B, Line 11B

“The organization's treasurer has been assigned by the Board to review Form 990 before it is filed. The Treasurer also makes Form 990 available to all Board members for their review and comments prior to its actual filing.”

Form 990, Part VI, Section B, Line 12C

“Officers and directors with potential conflicts are expected to disclose them before and discussion of transactions related to such conflicts.”

Form 990, Part VI, Section C, Line 19

“Governing documents, policies and financial stattements are available to interested persons upon request.”

Filing and Contact Details

Filer

Filer Name
The Stroke Shield Foundation
EIN
27-0585095
Phone
4158306031
Address
3053 Filmore Street 268, San Francisco, CA 94123

Signing Officer

Name
Nancy Glasenk
Title
Treasurer
Signed
2025-10-29
Discuss with paid preparer
Yes

Organization Details

Voting Board Members
7
Independent Board Members
7
Employees
0

Preparer

Firm
OConnor & Company
Address
1701 Novato Blvd Ste 302, Novato, CA 94947
Preparer
Michael O'Connor
Phone
4154571215
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This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.

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IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt0767
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt00
IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/TotalAmt00
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IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus1YearAmt0144
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus2YearsAmt0144
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus3YearsAmt0144
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt0191
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt0767
IRS990ScheduleA/InvestmentIncomeCYPct00.45600
IRS990ScheduleA/InvestmentIncomePYPct00.25800
IRS990ScheduleA/NetIncomeFromOtherUBIGrp/TotalAmt00
IRS990ScheduleA/OtherIncome509Grp/TotalAmt00
IRS990ScheduleA/Post1975UBTIGrp/TotalAmt00
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IRS990ScheduleA/PublicSupportCY509Pct00.54400
IRS990ScheduleA/PublicSupportPY509Pct00.49770
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IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt00
IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/TotalAmt00
IRS990ScheduleA/ThirtyThrPctSuprtTestsPY509Ind0X
IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt0858
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt057
IRS990ScheduleA/Total509Grp/TotalAmt0915
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt01002
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt0144
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt0144
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt0144
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt0248
IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt01682
IRS990/ScheduleBRequiredInd0false
IRS990/ScheduleJRequiredInd0false
IRS990/ScheduleORequiredInd0true
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0Claude Thomas is Jeff Thomas's father
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1The organization's treasurer has been assigned by the Board to review Form 990 before it is filed. The Treasurer also makes Form 990 available to all Board members for their review and comments prior to its actual filing.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt2Officers and directors with potential conflicts are expected to disclose them before and discussion of transactions related to such conflicts.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt3Governing documents, policies and financial stattements are available to interested persons upon request.
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0Form 990, Part VI, Section A, Line 2
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1Form 990, Part VI, Section B, Line 11b
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc2Form 990, Part VI, Section B, Line 12c
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc3Form 990, Part VI, Section C, Line 19
IRS990/SchoolOperatingInd0false
IRS990/SignificantChangeInd0false
IRS990/SignificantNewProgramSrvcInd0false
IRS990/StatesWhereCopyOfReturnIsFldCd0CA
IRS990/SubjectToExcsTaxNetInvstIncInd0false
IRS990/SubjectToProxyTaxInd0false
IRS990/SubjToTaxRmnrtnExPrchtPymtInd0false
IRS990/TaxablePartyNotificationInd0false
IRS990/TaxExemptBondsInd0false
IRS990/TerminateOperationsInd0false
IRS990/TotalAssetsBOYAmt096235
IRS990/TotalAssetsEOYAmt082203
IRS990/TotalAssetsGrp/BOYAmt096235
IRS990/TotalAssetsGrp/EOYAmt082203
IRS990/TotalCompGreaterThan150KInd0false
IRS990/TotalContributionsAmt0858
IRS990/TotalEmployeeCnt00
IRS990/TotalFunctionalExpensesGrp/FundraisingAmt00
IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt02479
IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt012555
IRS990/TotalFunctionalExpensesGrp/TotalAmt015034
IRS990/TotalGrossUBIAmt00
IRS990/TotalLiabilitiesEOYAmt00
IRS990/TotalLiabilitiesGrp/BOYAmt00
IRS990/TotalLiabilitiesGrp/EOYAmt00
IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt096235
IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt082203
IRS990/TotalProgramServiceExpensesAmt012555
IRS990/TotalProgramServiceRevenueAmt00
IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt0144
IRS990/TotalRevenueGrp/TotalRevenueColumnAmt01002
IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt096235
IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt082203
IRS990/TravelGrp/TotalAmt00
IRS990/TrnsfrExmptNonChrtblRltdOrgInd0false
IRS990/UnrelatedBusIncmOverLimitInd0false
IRS990/UponRequestInd0X
IRS990/USAddress/AddressLine1Txt03053 Filmore Street 268
IRS990/USAddress/CityNm0San Francisco
IRS990/USAddress/StateAbbreviationCd0CA
IRS990/USAddress/ZIPCd094123
IRS990/VotingMembersGoverningBodyCnt07
IRS990/VotingMembersIndependentCnt07
IRS990/WebsiteAddressTxt0http://strokeshieldfoundation.org
IRS990/WhistleblowerPolicyInd0true
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd0true
ReturnHeader/BusinessOfficerGrp/PersonNm0Nancy Glasenk
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0Treasurer
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-10-29
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0The Stroke Shield Foundation
ReturnHeader/Filer/BusinessName/BusinessNameLine2Txt0Co Dr Jeffrey Thomas
ReturnHeader/Filer/BusinessNameControlTxt0STRO
ReturnHeader/Filer/EIN0270585095
ReturnHeader/Filer/PhoneNum04158306031
ReturnHeader/Filer/USAddress/AddressLine1Txt03053 Filmore Street 268
ReturnHeader/Filer/USAddress/CityNm0San Francisco
ReturnHeader/Filer/USAddress/StateAbbreviationCd0CA
ReturnHeader/Filer/USAddress/ZIPCd094123
ReturnHeader/IRSResponsiblePrtyInfoCurrInd0true
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0883469983
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0OConnor & Company
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt01701 Novato Blvd Ste 302
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0Novato
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0CA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd094947
ReturnHeader/PreparerPersonGrp/PhoneNum04154571215
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0Michael O'Connor
ReturnHeader/ReturnTs02025-10-29T13:47:49-07:00
ReturnHeader/ReturnTypeCd0990
ReturnHeader/TaxPeriodBeginDt02024-01-01
ReturnHeader/TaxPeriodEndDt02024-12-31
ReturnHeader/TaxYr02024

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