Harris K & Lois G Oppenheimer Foundation
EIN 742347610
Possibly inactive.
Last 990-PF filing on record is from 2023
(3 years ago). This foundation may have filed its
final return or ceased operations — verify before investing time in an application.
Total Given 2016–2023
$788K
263 grants · $98K avg/year
based on 8 yrs of IRS 990-PF records on file
<$100K/yr
micro funder
capacity
$2K
typical micro grants · $1K–$4K
grant size
68%
deep partner · 78/114 multi-year
repeat
$3.4M
Assets (2023)
114
Distinct Recipients
Application Information
Accepts Unsolicited Proposals
No — Preselected Only
Phone
(210) 733-8026
Financial Trends
Giving Over Time
Total Assets Over Time
View financial data as table
| Year | Total Giving | Total Assets | Revenue | Grants |
|---|---|---|---|---|
| 2016 | $168K | $3.2M | $23K | 49 |
| 2018 | $148K | $3.3M | $107K | 54 |
| 2020 | N/A | $3.2M | $71K | N/A |
| 2021 | $139K | $3.7M | $143K | 52 |
| 2022 | $163K | $3.3M | $98K | 54 |
| 2023 | $170K | $3.4M | $89K | 54 |
Grant Size Distribution
Based on 263 grants on record
Minimum
$100
25th Pctl
$1K
Median
$2K
Average
$3K
75th Pctl
$4K
Maximum
$26K
Geographic Distribution
Officers & Directors
CO
Claire O O'Malley
President, Sec, Treasurer
Leadership
PW
Pauline Weisberg
Vice President
Leadership
DO
Daniel H O'Malley
Trustee
EO
Edward J O'Malley
Trustee
AW
Alexander Harris Weisberg
Trustee
CO
Claire O O'Malley
President, Sec, Treasurer
Leadership
PW
Pauline Weisberg
Vice President
Leadership
DO
Daniel H O'Malley
Trustee
EO
Edward J O'Malley
Trustee
AW
Alexander Harris Weisberg
Trustee
CO
Claire O O'Malley
President, Sec, Treasurer
Leadership
PW
Pauline Weisberg
Vice President
Leadership
AW
Alexander Harris Weisberg
Trustee
EO
Edward J O'Malley
Trustee
DO
Daniel H O'Malley
Trustee
CO
Claire O O'Malley
President, Sec, Treasurer
Leadership
PW
Pauline Weisberg
Vice President
Leadership
AW
Alexander Harris Weisberg
Trustee
EO
Edward J O'Malley
Trustee
DO
Daniel H O'Malley
Trustee
CO
Claire O'Malley
President,Sec,Treasurer
Leadership
PW
Pauline Weisberg
Vice President
Leadership
DO
Daniel H O'Malley
Trustee
EO
Edward J O'Malley
Trustee
AW
Alexander Harris Weisberg
Trustee
CO
Claire O'Malley
President,Sec,Treasurer
Leadership
PW
Pauline Weisberg
Vice President
Leadership
DO
Daniel H O'Malley
Trustee
EO
Edward J O'Malley
Trustee
AW
Alexander Harris Weisberg
Trustee
Grants Awarded (263 total)
| Purpose | ||||
|---|---|---|---|---|
| Family Service Association | San Antonio, TX | $26,000 | UNRESTRICTED | 2016 |
| Family Service Association | San Antonio, TX | $25,000 | UNRESTRICTED | 2021 |
| Family Service Association | San Antonio, TX | $25,000 | UNRESTRICTED | 2018 |
| World Monuments Fund | New York, NY | $20,000 | UNRESTRICTED | 2023 |
| San Antonio Symphony | San Antonio, TX | $20,000 | UNRESTRICTED | 2016 |
| United Way of San Antonio and Bexar County | San Antonio, TX | $10,000 | UNRESTRICTED | 2021 |
| Doctors Without Borders | New York, NY | $10,000 | UNRESTRICTED | 2022 |
| International Committee of the Red Cross | $10,000 | UNRESTRICTED | 2022 | |
| Unicef | New York, NY | $10,000 | UNRESTRICTED | 2022 |
| United Way of San Antonio and Bexar County | San Antonio, TX | $10,000 | UNRESTRICTED | 2022 |
| World Monuments Fund | New York, NY | $10,000 | UNRESTRICTED | 2022 |
| International Committee of the Red Cross | $10,000 | UNRESTRICTED | 2023 | |
| United Way of San Antonio and Bexar County | San Antonio, TX | $10,000 | UNRESTRICTED | 2023 |
| Ut Health Cancer Center | San Antonio, TX | $10,000 | UNRESTRICTED | 2023 |
| United Way of San Antonio and Bexar County | San Antonio, TX | $10,000 | UNRESTRICTED | 2016 |
| United Way of San Antonio and Bexar County | San Antonio, TX | $10,000 | UNRESTRICTED | 2018 |
| World Monuments Fund | New York, NY | $8,000 | UNRESTRICTED | 2021 |
| San Antonio Zoological Society | San Antonio, TX | $7,000 | UNRESTRICTED | 2016 |
| San Antonio Zoological Society | San Antonio, TX | $7,000 | UNRESTRICTED | 2018 |
| World Monuments Fund | New York, NY | $7,000 | UNRESTRICTED | 2018 |
| San Antonio Museum of Art | San Antonio, TX | $6,000 | UNRESTRICTED | 2023 |
| Houston Grand Opera | Houston, TX | $6,000 | UNRESTRICTED | 2022 |
| McNay Museum of Art | San Antonio, TX | $6,000 | UNRESTRICTED | 2022 |
| San Antonio Zoological Society | San Antonio, TX | $6,000 | UNRESTRICTED | 2022 |
| Houston Grand Opera | Houston, TX | $6,000 | UNRESTRICTED | 2023 |