Civic Intelligence

Tortoise Foundation

EIN 46-1093279 • New York, NY

1177 Avenue Of The Americas 18th FNew York, NY 10036
Siviq Scores

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

Liabilities / Assets

61st percentile

0.00x

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

<$500k nonprofits • Source year 2024

Liabilities / Revenue

62nd percentile

0.00x

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

<$500k nonprofits • Source year 2024

Net Margin

4th percentile

-934%

Higher net margin than 4% of similar nonprofits.

<$500k nonprofits • Source year 2024

Top Officer Pay

84th percentile

$0

Higher top officer pay than 84% of similar nonprofits.

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

<$500k nonprofits • Source year 2024

Asset Growth

21st percentile

-39%

Faster asset growth than 21% of similar nonprofits.

<$500k nonprofits • Annualized from 2023 to 2024

Revenue Growth

20th percentile

-42%

Faster revenue growth than 20% of similar nonprofits.

<$500k nonprofits • Annualized from 2023 to 2024

Balance Sheet
Liabilities / Assets61st percentile

Assets

Down

$76,375

Down $49,679 (-39%) from 2023

Liabilities

Flat

$0

Flat from 2023

Net Assets

Down

$76,375

Down $49,679 (-39%) from 2023

Operations
Liabilities / Revenue62nd percentileNet Margin4th percentile

Revenue

Down

$5,321

Down $3,835 (-42%) from 2023

Expenses

Down

$55,000

Down $25,023 (-31%) from 2023

Net Income

Up

-$49,679

Up $21,188 (+30%) from 2023

Trend Graphs

Balance Sheet Trend

Asset Growth21st percentile

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

$400K$300K$200K$100K$0Assets 2013: $0Liabilities 2013: $0Net Assets 2013: $02013Assets 2014: $328,657Liabilities 2014: $0Net Assets 2014: $328,6572014Assets 2015: $328,657Liabilities 2015: $0Net Assets 2015: $328,6572015Assets 2016: $202,855Liabilities 2016: $0Net Assets 2016: $202,8552016Assets 2017: $202,843Liabilities 2017: $0Net Assets 2017: $202,8432017Assets 2018: $195,386Liabilities 2018: $0Net Assets 2018: $195,3862018Assets 2019: $359,871Liabilities 2019: $0Net Assets 2019: $359,8712019Assets 2020: $307,365Liabilities 2020: $0Net Assets 2020: $307,3652020Assets 2021: $282,404Liabilities 2021: $0Net Assets 2021: $282,4042021Assets 2022: $196,921Liabilities 2022: $0Net Assets 2022: $196,9212022Assets 2023: $126,054Liabilities 2023: $0Net Assets 2023: $126,0542023Assets 2024: $76,375Liabilities 2024: $0Net Assets 2024: $76,3752024

Highlighted filing

2024

Assets$76,375
Liabilities$0
Net Assets$76,375
Open 2024 Filing

Operations Trend

Revenue Growth20th percentile

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

$800K$600K$400K$200K$0-$200KRevenue 2013: $86,048Expenses 2013: $86,048Net Income 2013: $02013Revenue 2014: $650,407Expenses 2014: $321,750Net Income 2014: $328,6572014Revenue 2015: $565Expenses 2015: $565Net Income 2015: $02015Revenue 2016: -$125,652Expenses 2016: $150Net Income 2016: -$125,8022016Revenue 2017: $338Expenses 2017: $350Net Income 2017: -$122017Revenue 2018: $2,893Expenses 2018: $10,350Net Income 2018: -$7,4572018Revenue 2019: $204,536Expenses 2019: $40,051Net Income 2019: $164,4852019Revenue 2020: $985Expenses 2020: $53,491Net Income 2020: -$52,5062020Revenue 2021: $39Expenses 2021: $25,000Net Income 2021: -$24,9612021Revenue 2022: $2,017Expenses 2022: $87,500Net Income 2022: -$85,4832022Revenue 2023: $9,156Expenses 2023: $80,023Net Income 2023: -$70,8672023Revenue 2024: $5,321Expenses 2024: $55,000Net Income 2024: -$49,6792024

Highlighted filing

2024

Revenue$5,321
Expenses$55,000
Net Income-$49,679
Open 2024 Filing

Filings

Most recent year

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

Open filing
Assets
$76,375
Liabilities
$0
Net assets
$76,375
Revenue
$5,321
Expenses
$55,000
Net income
-$49,679
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$0.76$0.00$0.76$0.05$0.55$0.50
2023Detailed filing. Detailed filing data is available for this year.$1.26$0.00$1.26$0.09$0.80$0.71
2022Detailed filing. Detailed filing data is available for this year.$1.97$0.00$1.97$0.02$0.88$0.85
2021Detailed filing. Detailed filing data is available for this year.$2.82$0.00$2.82$0.00$0.25$0.25
2020Detailed filing. Detailed filing data is available for this year.$3.07$0.00$3.07$0.01$0.53$0.53
2019Detailed filing. Detailed filing data is available for this year.$3.60$0.00$3.60$2.05$0.40$1.64
2018Detailed filing. Detailed filing data is available for this year.$1.95$0.00$1.95$0.03$0.10$0.07
2017Detailed filing. Detailed filing data is available for this year.$2.03$0.00$2.03$0.00$0.00$0.00
2016Detailed filing. Detailed filing data is available for this year.$2.03$0.00$2.03$1.26$0.00$1.26
2015Detailed filing. Detailed filing data is available for this year.$3.29$0.00$3.29$0.01$0.01$0.00
2014Detailed filing. Detailed filing data is available for this year.$3.29$0.00$3.29$6.50$3.22$3.29
2013Detailed filing. Detailed filing data is available for this year.$0.00$0.00$0.00$0.86$0.86$0.00
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Nov 17, 2025
Return Version
2024v5.2
Compensation and Service Providers
Top Officer Pay84th percentile

Employees

NameTitleFull / Part TimeBaseOtherTotal
SETH L HARRISONDirector-$0--
ARIANE LOURIE HARRISONDirector-$0--
Filing and Contact Details

Filer

Filer Name
Tortoise Foundation
EIN
46-1093279
Phone
6462135100
Address
1177 AVENUE OF THE AMERICAS 18TH F, NEW YORK, NY 10036

Signing Officer

Name
Seth L Harrison
Title
Director
Phone
6462135100
Signed
2025-11-17
Discuss with paid preparer
Yes

Preparer

Firm
Andersen Tax LLC
Address
1177 AVENUE OF THE AMERICAS 18TH, FLOOR, NEW YORK, NY 10036
Preparer
David Roberts
Phone
6462135100
Raw XML Appendix259 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/UndistributedIncomeGrp/ExcessFromCurrentYearAmt049677
IRS990PF/UndistributedIncomeGrp/ExcessFromYear1Amt071245
IRS990PF/UndistributedIncomeGrp/ExcessFromYear2Amt076231
IRS990PF/UndistributedIncomeGrp/ExcessFromYear3Amt010631
IRS990PF/UndistributedIncomeGrp/ExcessFromYear4Amt028583
IRS990PF/UndistributedIncomeGrp/PriorYearDeficiencyOrTaxAmt00
IRS990PF/UndistributedIncomeGrp/PriorYearUndistributedIncmAmt00
IRS990PF/UndistributedIncomeGrp/QualifyingDistributionsAmt055000
IRS990PF/UndistributedIncomeGrp/RemainingDistriFromCorpusAmt049677
IRS990PF/UndistributedIncomeGrp/Taxable1Amt00
IRS990PF/UndistributedIncomeGrp/Taxable2Amt00
IRS990PF/UndistributedIncomeGrp/TotalCorpusAmt0270880
IRS990PF/UndistributedIncomeGrp/TotalExcessDistributionCyovAmt0221203
IRS990PF/UndistributedIncomeGrp/TotalForPriorYearsAmt00
IRS990PF/UndistributedIncomeGrp/TreatedAsDistriFromCorpusAmt00
IRS990PF/UndistributedIncomeGrp/UndistributedIncomeCYAmt00
IRS990PF/UndistributedIncomeGrp/UndistributedIncomePYAmt00
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd01
ReturnHeader/BusinessOfficerGrp/PersonNm0SETH L HARRISON
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0DIRECTOR
ReturnHeader/BusinessOfficerGrp/PhoneNum06462135100
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-11-17
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0TORTOISE FOUNDATION
ReturnHeader/Filer/BusinessNameControlTxt0TORT
ReturnHeader/Filer/EIN0461093279
ReturnHeader/Filer/PhoneNum06462135100
ReturnHeader/Filer/USAddress/AddressLine1Txt01177 AVENUE OF THE AMERICAS 18TH F
ReturnHeader/Filer/USAddress/CityNm0NEW YORK
ReturnHeader/Filer/USAddress/StateAbbreviationCd0NY
ReturnHeader/Filer/USAddress/ZIPCd010036
ReturnHeader/IRSResponsiblePrtyInfoCurrInd00
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0331197384
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0ANDERSEN TAX LLC
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt01177 AVENUE OF THE AMERICAS 18TH
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine2Txt0FLOOR
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0NEW YORK
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0NY
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd010036
ReturnHeader/PreparerPersonGrp/PhoneNum06462135100
ReturnHeader/PreparerPersonGrp/PreparationDt02025-11-12
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0DAVID ROBERTS
ReturnHeader/ReturnTs02025-11-17T12:57:21-06:00
ReturnHeader/ReturnTypeCd0990PF
ReturnHeader/TaxPeriodBeginDt02024-01-01
ReturnHeader/TaxPeriodEndDt02024-12-31
ReturnHeader/TaxYr02024

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