Civic Intelligence

Thomas & Margaret Tan Family Foundation

EIN 94-3381136 • Hillsborough, CA

Pub. 78 Eligible
2140 Forestview AvenueHillsborough, CA 94010
Siviq Scores

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

Liabilities / Assets

59th percentile

0.02x

Higher debt load relative to assets than 59% of similar nonprofits.

$500k-$1M nonprofits • Source year 2024

Liabilities / Revenue

78th percentile

0.16x

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

$500k-$1M nonprofits • Source year 2024

Net Margin

83rd percentile

37%

Higher net margin than 83% of similar nonprofits.

$500k-$1M nonprofits • Source year 2024

Top Officer Pay

58th percentile

$0

Higher top officer pay than 58% of similar nonprofits.

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

$500k-$1M nonprofits • Source year 2024

Asset Growth

61st percentile

6.1%

Faster asset growth than 61% of similar nonprofits.

$500k-$1M nonprofits • Annualized from 2023 to 2024

Revenue Growth

88th percentile

103%

Faster revenue growth than 88% of similar nonprofits.

$500k-$1M nonprofits • Annualized from 2023 to 2024

Balance Sheet
Liabilities / Assets59th percentile

Assets

Up

$704,647

Up $40,648 (+6.1%) from 2023

Liabilities

Up

$12,500

Up $11,800 (+1686%) from 2023

Net Assets

Up

$692,147

Up $28,848 (+4.3%) from 2023

Operations
Liabilities / Revenue78th percentileNet Margin83rd percentile

Revenue

Up

$76,746

Up $38,920 (+103%) from 2023

Expenses

Down

$48,675

Down $1,624 (-3.2%) from 2023

Net Income

Up

$28,071

Up $40,544 (+325%) from 2023

Trend Graphs

Balance Sheet Trend

Asset Growth61st percentile

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

$800K$600K$400K$200K$0Assets 2011: $115,851Liabilities 2011: $02011Assets 2012: $295,597Liabilities 2012: $02012Assets 2013: $351,092Liabilities 2013: $02013Assets 2014: $485,112Liabilities 2014: $02014Assets 2015: $521,862Liabilities 2015: $02015Assets 2019: $610,569Liabilities 2019: $02019Assets 2020: $634,826Liabilities 2020: $0Net Assets 2020: $634,8262020Assets 2021: $661,003Liabilities 2021: $0Net Assets 2021: $661,0032021Assets 2022: $678,737Liabilities 2022: $2,500Net Assets 2022: $676,2372022Assets 2023: $663,999Liabilities 2023: $700Net Assets 2023: $663,2992023Assets 2024: $704,647Liabilities 2024: $12,500Net Assets 2024: $692,1472024

Highlighted filing

2024

Assets$704,647
Liabilities$12,500
Net Assets$692,147
Open 2024 Filing

Operations Trend

Revenue Growth88th percentile

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

$200K$150K$100K$50K$0-$50KRevenue 2011: $8,696Expenses 2011: $10,419Net Income 2011: -$1,7232011Revenue 2012: $66,204Expenses 2012: $11,822Net Income 2012: $54,3822012Revenue 2013: $70,437Expenses 2013: $14,781Net Income 2013: $55,6562013Revenue 2014: $156,299Expenses 2014: $21,554Net Income 2014: $134,7452014Revenue 2015: $62,164Expenses 2015: $27,429Net Income 2015: $34,7352015Revenue 2019: $63,624Expenses 2019: $38,215Net Income 2019: $25,4092019Revenue 2020: $64,214Expenses 2020: $39,994Net Income 2020: $24,2202020Revenue 2021: $70,788Expenses 2021: $44,681Net Income 2021: $26,1072021Revenue 2022: $69,031Expenses 2022: $53,578Net Income 2022: $15,4532022Revenue 2023: $37,826Expenses 2023: $50,299Net Income 2023: -$12,4732023Revenue 2024: $76,746Expenses 2024: $48,675Net Income 2024: $28,0712024

Highlighted filing

2024

Revenue$76,746
Expenses$48,675
Net Income$28,071
Open 2024 Filing

Filings

Most recent year

2024 • Form 990PFDetailed filing. Detailed filing data is available for this year.

Open filing
Assets
$704,647
Liabilities
$12,500
Net assets
$692,147
Revenue
$76,746
Expenses
$48,675
Net income
$28,071
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$7.05$0.13$6.92$0.77$0.49$0.28
2023Detailed filing. Detailed filing data is available for this year.$6.64$0.01$6.63$0.38$0.50$0.12
2022Detailed filing. Detailed filing data is available for this year.$6.79$0.03$6.76$0.69$0.54$0.15
2021Detailed filing. Detailed filing data is available for this year.$6.61$0.00$6.61$0.71$0.45$0.26
2020Detailed filing. Detailed filing data is available for this year.$6.35$0.00$6.35$0.64$0.40$0.24
2019Summary only. Only limited summary data is available for this year.$6.11$0.00$0.64$0.38$0.25
2015Summary only. Only limited summary data is available for this year.$5.22$0.00$0.62$0.27$0.35
2014Summary only. Only limited summary data is available for this year.$4.85$0.00$1.56$0.22$1.35
2013Summary only. Only limited summary data is available for this year.$3.51$0.00$0.70$0.15$0.56
2012Summary only. Only limited summary data is available for this year.$2.96$0.00$0.66$0.12$0.54
2011Summary only. Only limited summary data is available for this year.$1.16$0.00$0.09$0.10$0.02
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Jun 9, 2025
Return Version
2024v5.1
Compensation and Service Providers
Top Officer Pay58th percentile

Employees

NameTitleFull / Part TimeBaseOtherTotal
ERNEST P TANPresident-$0--
CHRISTINA L TANCFO-$0--
CATHY LINGSecretary-$0--
Filing and Contact Details

Filer

Filer Name
Thomas & Margaret Tan Family Foundation
EIN
94-3381136
Phone
6507033484
Address
2140 FORESTVIEW AVENUE, HILLSBOROUGH, CA 94010

Signing Officer

Name
Ernest P Tan
Title
President
Signed
2025-06-09
Discuss with paid preparer
Yes

Preparer

Firm
Kokjer Pierotti Maiocco &duck
Address
333 PINE ST 5TH FLOOR, SAN FRANCISCO, CA 94104
Preparer
Bang L Zhu
Phone
4159814224
Raw XML Appendix311 raw XML fields

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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IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt5PUBLIC
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientFoundationStatusTxt6PUBLIC
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientPersonNm0STANFORD UNIVERSITY
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientPersonNm1Bellarmine College Preparatory
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientPersonNm2HILLSBOROUGH BEAUTIFICATION FOUNDAT
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientPersonNm3COLGATE UNIVERSITY
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientPersonNm4UCSF BENIOFF CHILDREN'S HOSPITAL
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientPersonNm5ADDICTION ED SOCIETY
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientPersonNm6TUESDAY'S CHILDREN
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt0N/A
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt1N/A
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt2N/A
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt3N/A
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt4N/A
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt5N/A
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientRelationshipTxt6NOT APPLICABLE
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt0PO Box 20466
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt1960 West Hedding Street
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt21600 FLORIBUNDA AVE
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt313 OAK DRIVE
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt4220 MONTGOMERY ST 5TH FLOOR
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt51 FRANKLIN PARKWAY BUILDING 920/1ST
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/AddressLine1Txt6390 PLANDOME RD STE 215
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm0STANFORD CA
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm1San Jose
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm2HILLSBOROUGH
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm3HAMILTON
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm4SAN FRANCISCO
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm5SAN MATEO
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/CityNm6MANHASSET
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd0CA
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd1CA
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd2CA
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd3NY
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd4CA
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd5CA
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/StateAbbreviationCd6NY
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd094305
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd195126
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd294010
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd313346
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd494143
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd594403
IRS990PF/SupplementaryInformationGrp/GrantOrContributionPdDurYrGrp/RecipientUSAddress/ZIPCd611030
IRS990PF/SupplementaryInformationGrp/TotalGrantOrContriPdDurYrAmt039378
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/LoansOrLoanGuaranteesInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/PerformanceOfServicesEtcInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/PurchaseOfAssetsNonchrtblEOInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/ReimbursementArrangementsInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/RelationshipsNonchrtblEOInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/RentalOfFacilitiesOthAssetsInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/SalesOrExchangesOfAssetsInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/SharingOfFacilitiesEtcInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/TrnsfrOfCashToNonchrtblEOInd0false
IRS990PF/TrnsfrTransRlnNonchrtblEOGrp/TrnsfrOtherAssetNonchrtblEOInd0false
IRS990PF/UndistributedIncomeGrp/AppliedToCurrentYearAmt0250
IRS990PF/UndistributedIncomeGrp/AppliedToYear1Amt039153
IRS990PF/UndistributedIncomeGrp/DistributableAsAdjustedAmt047347
IRS990PF/UndistributedIncomeGrp/QualifyingDistributionsAmt039403
IRS990PF/UndistributedIncomeGrp/TreatedAsDistriFromCorpusAmt00
IRS990PF/UndistributedIncomeGrp/UndistributedIncomeCYAmt047097
IRS990PF/UndistributedIncomeGrp/UndistributedIncomePYAmt039153
LandEtcSchedule2/LandEtcGrp/AccumulatedDepreciationAmt05312
LandEtcSchedule2/LandEtcGrp/CategoryOrItemTxt0Machinery and Equipment
LandEtcSchedule2/LandEtcGrp/CostOrOtherBasisAmt05312
OtherExpensesSchedule/OtherExpensesScheduleGrp/Desc0INVESTMENT &ADVISORY SERVICES
OtherExpensesSchedule/OtherExpensesScheduleGrp/NetInvestmentIncomeAmt03598
OtherExpensesSchedule/OtherExpensesScheduleGrp/RevenueAndExpensesPerBooksAmt03598
OtherIncreasesSchedule/OtherIncreasesDetail/Amt0777
OtherIncreasesSchedule/OtherIncreasesDetail/Desc0OTHER
TaxesSchedule/TaxesDetail/Amt025
TaxesSchedule/TaxesDetail/Amt198
TaxesSchedule/TaxesDetail/Amt2626
TaxesSchedule/TaxesDetail/CategoryTxt0CALIFORNIA FILING FEE
TaxesSchedule/TaxesDetail/CategoryTxt1EXCISE TAX
TaxesSchedule/TaxesDetail/CategoryTxt2FOREIGN TAXES PAID
TaxesSchedule/TaxesDetail/DisbursementsCharitablePrpsAmt025
TaxesSchedule/TaxesDetail/NetInvestmentIncomeAmt098
TaxesSchedule/TaxesDetail/NetInvestmentIncomeAmt1626
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd0true
ReturnHeader/BusinessOfficerGrp/PersonNm0ERNEST P TAN
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0President
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-06-09
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0THOMAS & MARGARET TAN FAMILY FOUNDATION
ReturnHeader/Filer/BusinessNameControlTxt0THOM
ReturnHeader/Filer/EIN0943381136
ReturnHeader/Filer/PhoneNum06507033484
ReturnHeader/Filer/USAddress/AddressLine1Txt02140 FORESTVIEW AVENUE
ReturnHeader/Filer/USAddress/CityNm0HILLSBOROUGH
ReturnHeader/Filer/USAddress/StateAbbreviationCd0CA
ReturnHeader/Filer/USAddress/ZIPCd094010
ReturnHeader/IRSResponsiblePrtyInfoCurrInd0true
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0941138201
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0KOKJER PIEROTTI MAIOCCO &DUCK
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt0333 PINE ST 5TH FLOOR
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0SAN FRANCISCO
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0CA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd094104
ReturnHeader/PreparerPersonGrp/PhoneNum04159814224
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0Bang L Zhu
ReturnHeader/ReturnTs02025-06-09T15:39:22-07:00
ReturnHeader/ReturnTypeCd0990PF
ReturnHeader/TaxPeriodBeginDt02024-01-01
ReturnHeader/TaxPeriodEndDt02024-12-31
ReturnHeader/TaxYr02024

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