Mammen Family Foundation

EIN 823948369

San Antonio, TX 78209 |(210) 240-2615

Total Given 2018–2022
$1.6M
4 grants · $320K avg/year
based on 5 yrs of IRS 990-PF records on file
$100K+/yr
local funder
capacity
$400K
typical big bets · $400K–$400K
grant size
50%
supporter · 1/2 multi-year
repeat
$245K
Assets (2024)
2
Distinct Recipients

Application Information

Accepts Unsolicited Proposals No — Preselected Only
Contact Person BULVERDE AREA RURAL LIBRARY DISTRIC
Phone (210) 240-2615

Financial Trends

Giving Over Time

Total Assets Over Time

View financial data as table
YearTotal GivingTotal AssetsRevenueGrants
2018 $400K $1.3M $166K 1
2019 $400K $882K $21K 1
2020 $400K $635K $154K 1
2022 $400K $236K $1K 1
2023 N/A $239K $4K N/A
2024 N/A $245K $7K N/A

Grant Size Distribution

Based on 4 grants on record

Minimum
$400K
25th Pctl
$400K
Median
$400K
Average
$400K
75th Pctl
$400K
Maximum
$400K

Geographic Distribution

US Grant Distribution Map

Officers & Directors

SM
Sam Mammen 6+ yrs
President Leadership
LM
Loretta J Mammen 6+ yrs
Secretary Leadership
CM
Christopher Mammen 3 yrs
Board Member

Grants Awarded (4 total)

Purpose
Bulverde Area Rural Library Distric Bulverde, TX $400,000 CAPITAL EXPANSION 2018
Bulverde Area Rural Library Distric Bulverde, TX $400,000 CAPITAL EXPANSION 2020
Bulverde Area Rural Library Distric Bulverde, TX $400,000 CAPITAL EXPANSION 2019
Bulverde Area Rural Library Distric Bulverde, TX $400,000 CAPITAL EXPANSION 2022