Civic Intelligence

Mammen Family Foundation

EIN 82-3948369 • Bulverde, TX

PO Box 433Bulverde, TX 78163
Siviq Scores

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

Liabilities / Assets

63rd percentile

0.00x

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

<$500k nonprofits • Source year 2024

Liabilities / Revenue

66th percentile

0.00x

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

<$500k nonprofits • Source year 2024

Net Margin

96th percentile

87%

Higher net margin than 96% of similar nonprofits.

<$500k nonprofits • Source year 2024

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.

<$500k nonprofits • Source year 2024

Asset Growth

61st percentile

2.4%

Faster asset growth than 61% of similar nonprofits.

<$500k nonprofits • Annualized from 2023 to 2024

Revenue Growth

84th percentile

55%

Faster revenue growth than 84% of similar nonprofits.

<$500k nonprofits • Annualized from 2023 to 2024

Balance Sheet
Liabilities / Assets63rd percentile

Assets

Up

$245,309

Up $5,815 (+2.4%) from 2023

Liabilities

Flat

$0

Flat from 2023

Net Assets

Up

$245,309

Up $5,815 (+2.4%) from 2023

Operations
Liabilities / Revenue66th percentileNet Margin96th percentile

Revenue

Up

$6,665

Up $2,364 (+55%) from 2023

Expenses

Up

$850

Up $50 (+6.3%) from 2023

Net Income

Up

$5,815

Up $2,314 (+66%) from 2023

Trend Graphs

Balance Sheet Trend

Asset Growth61st percentile

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

$1.5M$1.0M$500K$0Assets 2018: $1,261,259Liabilities 2018: $0Net Assets 2018: $1,261,2592018Assets 2019: $881,833Liabilities 2019: $0Net Assets 2019: $881,8332019Assets 2020: $635,017Liabilities 2020: $0Net Assets 2020: $635,0172020Assets 2021: $635,291Liabilities 2021: $0Net Assets 2021: $635,2912021Assets 2022: $235,993Liabilities 2022: $0Net Assets 2022: $235,9932022Assets 2023: $239,494Liabilities 2023: $0Net Assets 2023: $239,4942023Assets 2024: $245,309Liabilities 2024: $0Net Assets 2024: $245,3092024

Highlighted filing

2024

Assets$245,309
Liabilities$0
Net Assets$245,309
Open 2024 Filing

Operations Trend

Revenue Growth84th percentile

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

$500K$0-$500KRevenue 2018: $166,348Expenses 2018: $405,237Net Income 2018: -$238,8892018Revenue 2019: $21,413Expenses 2019: $400,839Net Income 2019: -$379,4262019Revenue 2020: $154,263Expenses 2020: $401,079Net Income 2020: -$246,8162020Revenue 2021: $401,093Expenses 2021: $400,819Net Income 2021: $2742021Revenue 2022: $1,477Expenses 2022: $400,775Net Income 2022: -$399,2982022Revenue 2023: $4,301Expenses 2023: $800Net Income 2023: $3,5012023Revenue 2024: $6,665Expenses 2024: $850Net Income 2024: $5,8152024

Highlighted filing

2024

Revenue$6,665
Expenses$850
Net Income$5,815
Open 2024 Filing

Filings

Most recent year

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

Open filing
Assets
$245,309
Liabilities
$0
Net assets
$245,309
Revenue
$6,665
Expenses
$850
Net income
$5,815
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$0.25$0.00$0.25$0.01$0.00$0.01
2023Detailed filing. Detailed filing data is available for this year.$0.24$0.00$0.24$0.00$0.00$0.00
2022Detailed filing. Detailed filing data is available for this year.$0.24$0.00$0.24$0.00$0.40$0.40
2021Detailed filing. Detailed filing data is available for this year.$0.64$0.00$0.64$0.40$0.40$0.00
2020Detailed filing. Detailed filing data is available for this year.$0.64$0.00$0.64$0.15$0.40$0.25
2019Detailed filing. Detailed filing data is available for this year.$0.88$0.00$0.88$0.02$0.40$0.38
2018Detailed filing. Detailed filing data is available for this year.$1.26$0.00$1.26$0.17$0.41$0.24
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Aug 29, 2025
Return Version
2024v5.0
Compensation and Service Providers
Top Officer Pay81st percentile

Employees

NameTitleFull / Part TimeBaseOtherTotal
SAM MAMMENPresident-$0--
LORETTA J MAMMENSecretary-$0--
CHRISTOPHER MAMMENBoard Member-$0--
Filing and Contact Details

Filer

Filer Name
Mammen Family Foundation
EIN
82-3948369
Phone
2102402615
Address
PO BOX 433, BULVERDE, TX 78163

Signing Officer

Name
Sam Mammen
Title
President
Phone
2102402615
Signed
2025-08-29

Preparer

Firm
Williams Steinert Mask Llp
Address
1100 NE LOOP 410 STE 350, SAN ANTONIO, TX 78209
Preparer
Tonya Lm Steinert
Phone
2106841071
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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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ReturnHeader/BuildTS02025-03-06 01:10:19Z
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ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0PRESIDENT
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ReturnHeader/PreparerPersonGrp/PreparationDt02025-10-03
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0TONYA LM STEINERT
ReturnHeader/ReturnTs02025-10-21T16:16:02-04:00
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ReturnHeader/TaxPeriodBeginDt02024-01-01
ReturnHeader/TaxPeriodEndDt02024-12-31
ReturnHeader/TaxYr02024

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