Civic Intelligence

Tremorsync Inc

EIN 30-0121946 • 501(c)3 • San Francisco, CA

Profile

The Tremors Youth Synchronized Ice Skating Team of San Francisco Bay Area (Tremorsync, Inc.) supports the healthy development of children and young people from diverse economic and social backgrounds by providing quality youth sports opportunities and a productive team environment. The Tremors enables youth from many different Bay Area neighborhoods to come together, share their passion of ice skating, and work toward a common goal. Youth from the tenderloin all the way to Marin form lasting friendships based on team commitment, fitness, dedication and camaraderie. The Tremors provides children and youth from diverse backgrounds with a constructive out-of-school activity, support from caring adults, positive peer relations, and leadership opportunities.

PO Box 78054San Francisco, CA 94107

tremorssf.org

Siviq Scores

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

Liabilities / Assets

80th percentile

0.13x

Higher debt load relative to assets than 80% of similar nonprofits.

501(c)3 • <$500k nonprofits • Source year 2025

Liabilities / Revenue

78th percentile

0.04x

Higher debt load relative to revenue than 78% of similar nonprofits.

501(c)3 • <$500k nonprofits • Source year 2025

Net Margin

64th percentile

10%

Higher net margin than 64% of similar nonprofits.

501(c)3 • <$500k nonprofits • Source year 2025

Top Officer Pay

81st percentile

$0

Higher top officer pay than 81% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

501(c)3 • <$500k nonprofits • Source year 2025

Asset Growth

87th percentile

53%

Faster asset growth than 87% of similar nonprofits.

501(c)3 • <$500k nonprofits • Annualized from 2024 to 2025

Revenue Growth

79th percentile

33%

Faster revenue growth than 79% of similar nonprofits.

501(c)3 • <$500k nonprofits • Annualized from 2024 to 2025

Balance Sheet
Liabilities / Assets80th percentile

Assets

Up

$160,548

Up $55,811 (+53%) from 2024

Liabilities

Up

$20,224

Up $8,805 (+77%) from 2024

Net Assets

Up

$140,324

Up $47,006 (+50%) from 2024

Operations
Liabilities / Revenue78th percentileNet Margin64th percentile

Revenue

Up

$450,559

Up $112,805 (+33%) from 2024

Expenses

Up

$403,553

Up $88,592 (+28%) from 2024

Net Income

Up

$47,006

Up $24,213 (+106%) from 2024

Trend Graphs

Balance Sheet Trend

Asset Growth87th percentile

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

$200K$150K$100K$50K$0Assets 2016: $29,892Liabilities 2016: $9,097Net Assets 2016: $20,7952016Assets 2017: $55,455Liabilities 2017: $1,015Net Assets 2017: $54,4402017Assets 2018: $104,253Liabilities 2018: $29,037Net Assets 2018: $75,2162018Assets 2019: $144,649Liabilities 2019: $61,809Net Assets 2019: $82,8402019Assets 2021: $104,517Liabilities 2021: $27,957Net Assets 2021: $76,5602021Assets 2022: $134,616Liabilities 2022: $46,764Net Assets 2022: $87,8522022Assets 2023: $110,652Liabilities 2023: $40,127Net Assets 2023: $70,5252023Assets 2024: $104,737Liabilities 2024: $11,419Net Assets 2024: $93,3182024Assets 2025: $160,548Liabilities 2025: $20,224Net Assets 2025: $140,3242025

Highlighted filing

2025

Assets$160,548
Liabilities$20,224
Net Assets$140,324
Open 2025 Filing

Operations Trend

Revenue Growth79th percentile

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

$600K$400K$200K$0-$200KRevenue 2016: $113,799Expenses 2016: $131,887Net Income 2016: -$18,0882016Revenue 2017: $229,044Expenses 2017: $195,399Net Income 2017: $33,6452017Revenue 2018: $169,589Expenses 2018: $148,813Net Income 2018: $20,7762018Revenue 2019: $250,988Expenses 2019: $243,364Net Income 2019: $7,6242019Revenue 2021: $157,813Expenses 2021: $174,013Net Income 2021: -$16,2002021Revenue 2022: $271,207Expenses 2022: $259,915Net Income 2022: $11,2922022Revenue 2023: $278,218Expenses 2023: $295,545Net Income 2023: -$17,3272023Revenue 2024: $337,754Expenses 2024: $314,961Net Income 2024: $22,7932024Revenue 2025: $450,559Expenses 2025: $403,553Net Income 2025: $47,0062025

Highlighted filing

2025

Revenue$450,559
Expenses$403,553
Net Income$47,006
Open 2025 Filing

Filings

Most recent year

2025 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.

Open filing
Assets
$160,548
Liabilities
$20,224
Net assets
$140,324
Revenue
$450,559
Expenses
$403,553
Net income
$47,006
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2025Facts available. Structured filing facts are available, but richer extracted sections are limited.$1.61$0.20$1.40$4.51$4.04$0.47
2024Detailed filing. Detailed filing data is available for this year.$1.05$0.11$0.93$3.38$3.15$0.23
2023Detailed filing. Detailed filing data is available for this year.$1.11$0.40$0.71$2.78$2.96$0.17
2022Detailed filing. Detailed filing data is available for this year.$1.35$0.47$0.88$2.71$2.60$0.11
2021Detailed filing. Detailed filing data is available for this year.$1.05$0.28$0.77$1.58$1.74$0.16
2019Detailed filing. Detailed filing data is available for this year.$1.45$0.62$0.83$2.51$2.43$0.08
2018Detailed filing. Detailed filing data is available for this year.$1.04$0.29$0.75$1.70$1.49$0.21
2017Detailed filing. Detailed filing data is available for this year.$0.55$0.01$0.54$2.29$1.95$0.34
2016Detailed filing. Detailed filing data is available for this year.$0.30$0.09$0.21$1.14$1.32$0.18
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
May 1, 2024 to Apr 30, 2025
Signed
Nov 14, 2025
Return Version
2024v5.2
Gross Receipts
$450,559
Mission and Program Overview

Mission

The Tremors Youth Synchronized Ice Skating Team of San Francisco Bay Area (Tremorsync, Inc.) supports the healthy development of children and young people from diverse economic and social backgrounds by providing quality youth sports opportunities and a productive team environment. The Tremors enables youth from many different Bay Area neighborhoods to come together, share their passion of ice skating, and work toward a common goal. Youth from the tenderloin all the way to Marin form lasting friendships based on team commitment, fitness, dedication and camaraderie. The Tremors provides children and youth from diverse backgrounds with a constructive out-of-school activity, support from caring adults, positive peer relations, and leadership opportunities.

Balance Sheet Detail
LineBeginningEndChange
Assets
Cash and Non-Interest-Bearing Accounts$30,996$85,826▲ $54,830
Savings and Temporary Cash Investments$61,371$53,178▼ $8,193
Inventories for Sale or Use$11,390$11,390→ $0
Accounts Receivable$980$10,154▲ $9,174
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-
Prepaid Expenses and Deferred Charges-$0-
Total Assets$104,737$160,548▲ $55,811
Other Assets Total-$0-
Liabilities
Accounts Payable and Accrued Expenses$9,283$16,288▲ $7,005
Other Liabilities$2,136$3,936▲ $1,800
Total Liabilities$11,419$20,224▲ $8,805
Net Assets / Fund Balance
Net Assets Without Donor Restrictions$93,318$140,324▲ $47,006
Total Net Assets Fund Balance$93,318$140,324▲ $47,006
Total Liabilities and Net Assets / Fund Balance$104,737$160,548▲ $55,811
Compensation and Service Providers
Top Officer Pay81st percentile

Board Members and Trustees

NameTitle
Sandra CheungPresident
Chantal HerseyDirector
Lindsey WolkinDirector
Martina LeeSecretary
Thomas Killilea IIITreasurer
Revenue and Support

Revenue Composition

Contributions and Grants
$18,272
Program Service Revenue
$432,286
Investment Income
$1
Other Revenue
$0
All Other Contributions
$18,272
Change in Net Assets
$47,006
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$402,957
Grants and Similar Amounts Paid$596
Professional Fundraising Fees$0
Salaries, Compensation, and Employee Benefits$0
Total Fundraising Expense$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Fees for Services Other$184,155$8,239-$192,394
Travel$23,567--$23,567
All Other Expenses$13,583$2,660-$16,243
Other Expenses$12,473$9,904-$9,904
Information Technology-$1,854-$1,854
Insurance-$600-$600
Grants to Domestic Orgs$596--$596
Advertising-$440-$440
Fees for Services Legal-$100-$100
Total Functional Expenses$379,756$23,797$0$403,553
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-
Debt and Bond Financing

Other Reported Liabilities

LiabilityAmount
deposits$3,600
Credit card payable$336
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
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
No
Audited financial statements prepared
No
Key decisions subject to board approval
No
Management duties delegated
No

Governance Explanations

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

“No review was or will be conducted.”

Form 990, Part VI, Section C, Line 18

“Guidestar”

Form 990, Part VI, Section C, Line 19

“Form 990 is posted on organization's website.Articles of Incorporataion are on file with California Secretary of State.Bylaws are not publicly available.”

Filing and Contact Details

Filer

Filer Name
Tremorsync Inc
EIN
30-0121946
Phone
5104357259
Address
PO Box 78054, San Francisco, CA 94107

Signing Officer

Name
Thomas Killilea III
Title
Treasurer
Signed
2025-11-14
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Thomas Killilea III
Formed
2002
Legal Domicile
CA
Voting Board Members
5
Independent Board Members
0
Employees
0

Preparer

Firm
Brokstein & Associates CPAs LLP
Address
2300 Contra Costa Blvd Suite 230, Pleasant Hill, CA 94523
Preparer
Annise Brokstein
Phone
9259544477
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IRS990/PYProgramServiceRevenueAmt0328631
IRS990/PYRevenuesLessExpensesAmt022793
IRS990/PYTotalExpensesAmt0314961
IRS990/PYTotalRevenueAmt0337754
IRS990/QuidProQuoContributionsInd0false
IRS990/RcvblFromDisqualifiedPrsnGrp/EOYAmt00
IRS990/RcvFndsToPayPrsnlBnftCntrctInd0false
IRS990/ReceivablesFromOfficersEtcGrp/EOYAmt00
IRS990/ReconcilationRevenueExpnssAmt047006
IRS990/RelatedEntityInd0false
IRS990/RelatedOrganizationCtrlEntInd0false
IRS990/ReportInvestmentsOtherSecInd0false
IRS990/ReportLandBuildingEquipmentInd0false
IRS990/ReportOtherAssetsInd0false
IRS990/ReportOtherLiabilitiesInd0true
IRS990/ReportProgramRelatedInvstInd0false
IRS990/RevenueAmt034033
IRS990/RoyaltiesGrp/TotalAmt00
IRS990/RoyaltiesRevenueGrp/TotalRevenueColumnAmt00
IRS990/SavingsAndTempCashInvstGrp/BOYAmt061371
IRS990/SavingsAndTempCashInvstGrp/EOYAmt053178
IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/TotalAmt00
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt0416525
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus1YearAmt0299808
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus2YearsAmt0257035
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus3YearsAmt0263827
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearMinus4YearsAmt0134111
IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt01371306
IRS990ScheduleA/GovtFurnSrvcFcltsVl509Grp/TotalAmt00
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearAmt01
IRS990ScheduleA/GrossInvestmentIncome509Grp/CurrentTaxYearMinus4YearsAmt01
IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt02
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt034033
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus1YearAmt037438
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt015962
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus3YearsAmt07380
IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt094813
IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/TotalAmt00
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearAmt01
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/CurrentTaxYearMinus4YearsAmt01
IRS990ScheduleA/InvestmentIncomeAndUBTIGrp/TotalAmt02
IRS990ScheduleA/InvestmentIncomeCYPct00.00000
IRS990ScheduleA/NetIncomeFromOtherUBIGrp/TotalAmt00
IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearMinus1YearAmt0500
IRS990ScheduleA/OtherIncome509Grp/CurrentTaxYearMinus4YearsAmt023701
IRS990ScheduleA/OtherIncome509Grp/TotalAmt024201
IRS990ScheduleA/Post1975UBTIGrp/TotalAmt00
IRS990ScheduleA/PubliclySupportedOrg509a2Ind0X
IRS990ScheduleA/PublicSupportCY509Pct00.98380
IRS990ScheduleA/PublicSupportPY509Pct00.97340
IRS990ScheduleA/PublicSupportTotal509Amt01466119
IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt00
IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/TotalAmt00
IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind0X
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IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt0337246
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt0272997
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt0271207
IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt0134111
IRS990ScheduleA/Total509Grp/TotalAmt01466119
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt0450559
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt0337746
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt0272997
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt0271207
IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt0157813
IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt01490322
IRS990ScheduleB/ContributorInformationGrp/ContributorBusinessName/BusinessNameLine10RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorNum0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine10RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/AddressLine20RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/City0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/State0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/ContributorUSAddress/ZIPCode0RESTRICTED
IRS990ScheduleB/ContributorInformationGrp/TotalContributionsAmt0RESTRICTED
IRS990/ScheduleBRequiredInd0true
IRS990ScheduleD/OtherLiabilitiesOrgGrp/Amt0336
IRS990ScheduleD/OtherLiabilitiesOrgGrp/Amt13600
IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc0Credit card payable
IRS990ScheduleD/OtherLiabilitiesOrgGrp/Desc1deposits
IRS990ScheduleD/TotalLiabilityAmt03936
IRS990/ScheduleJRequiredInd0false
IRS990/ScheduleORequiredInd0true
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt0No review was or will be conducted.
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt1Guidestar
IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt2Form 990 is posted on organization's website.Articles of Incorporataion are on file with California Secretary of State.Bylaws are not publicly available.
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc0Form 990, Part VI, Section B, Line 11b
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc1Form 990, Part VI, Section C, Line 18
IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc2Form 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/TotalAssetsBOYAmt0104737
IRS990/TotalAssetsEOYAmt0160548
IRS990/TotalAssetsGrp/BOYAmt0104737
IRS990/TotalAssetsGrp/EOYAmt0160548
IRS990/TotalCompGreaterThan150KInd0false
IRS990/TotalContributionsAmt018272
IRS990/TotalEmployeeCnt00
IRS990/TotalFunctionalExpensesGrp/FundraisingAmt00
IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt023797
IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt0379756
IRS990/TotalFunctionalExpensesGrp/TotalAmt0403553
IRS990/TotalGrossUBIAmt00
IRS990/TotalLiabilitiesBOYAmt011419
IRS990/TotalLiabilitiesEOYAmt020224
IRS990/TotalLiabilitiesGrp/BOYAmt011419
IRS990/TotalLiabilitiesGrp/EOYAmt020224
IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt093318
IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt0140324
IRS990/TotalProgramServiceExpensesAmt0379756
IRS990/TotalProgramServiceRevenueAmt0432286
IRS990/TotalRevenueGrp/ExclusionAmt0398254
IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt034033
IRS990/TotalRevenueGrp/TotalRevenueColumnAmt0450559
IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt0104737
IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt0160548
IRS990/TravelGrp/ProgramServicesAmt023567
IRS990/TravelGrp/TotalAmt023567
IRS990/TrnsfrExmptNonChrtblRltdOrgInd0false
IRS990/TypeOfOrganizationCorpInd0X
IRS990/UnrelatedBusIncmOverLimitInd0false
IRS990/UponRequestInd0X
IRS990/USAddress/AddressLine1Txt0PO Box 78054
IRS990/USAddress/CityNm0San Francisco
IRS990/USAddress/StateAbbreviationCd0CA
IRS990/USAddress/ZIPCd094107
IRS990/VotingMembersGoverningBodyCnt05
IRS990/VotingMembersIndependentCnt00
IRS990/WebsiteAddressTxt0tremorssf.org
IRS990/WhistleblowerPolicyInd0false
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd0true
ReturnHeader/BusinessOfficerGrp/PersonNm0Thomas Killilea III
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0Treasurer
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-11-14
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0Tremorsync Inc
ReturnHeader/Filer/BusinessNameControlTxt0TREM
ReturnHeader/Filer/EIN0300121946
ReturnHeader/Filer/PhoneNum05104357259
ReturnHeader/Filer/USAddress/AddressLine1Txt0PO Box 78054
ReturnHeader/Filer/USAddress/CityNm0San Francisco
ReturnHeader/Filer/USAddress/StateAbbreviationCd0CA
ReturnHeader/Filer/USAddress/ZIPCd094107
ReturnHeader/IRSResponsiblePrtyInfoCurrInd0true
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0822788334
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0Brokstein & Associates CPAs LLP
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt02300 Contra Costa Blvd Suite 230
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0Pleasant Hill
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0CA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd094523
ReturnHeader/PreparerPersonGrp/PhoneNum09259544477
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0Annise Brokstein

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