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Also known as: FKA THE ARK FOUNDATION
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Tandem Philanthropies is a private corporation based in SANTA ROSA, CA. The foundation received its IRS ruling in 2018. The principal officer is David Size. It holds total assets of $74M. Annual income is reported at $45.7M. Total assets have grown from $22M in 2019 to $74M in 2024. The foundation is governed by 3 officers and trustees. The foundation operates in the area of philanthropy & grantmaking. According to its most recent filing, the foundation only makes contributions to preselected charitable organizations. Tax records are available from 2018 to 2024. According to available records, Tandem Philanthropies has made 19 grants totaling $6.1M, with a median grant of $250K. Annual giving has grown from $1.1M in 2020 to $2.8M in 2023. Individual grants have ranged from $50K to $1.1M, with an average award of $323K. The foundation has supported 11 unique organizations. The foundation primarily supports organizations in California, Ohio, Massachusetts, which account for 63% of all grants. Grantmaking reaches organizations across 6 states. Contributions to this foundation are tax-deductible.
No program descriptions are available for this foundation. Many private foundations report program activities in their annual 990-PF filings — check the Tax Filings section below for the most recent filing.
Tandem Philanthropies primarily funds organizations in the area of philanthropy & grantmaking. Based on available records, the foundation has funded 19 grants. Its grantmaking reaches organizations primarily in CA, OH, MA.
Tandem Philanthropies has distributed a total of $6.1M across 19 grants. The median grant size is $250K, with an average of $323K. Individual grants have ranged from $50K to $1.1M.
Tandem Philanthropies typically selects its grantees rather than accepting unsolicited proposals.
Tandem Philanthropies is headquartered in SANTA ROSA, CA. While based in CA, the foundation distributes grants to organizations across 6 states.
| Name | Title | Compensation | Benefits | Total |
|---|---|---|---|---|
| David L Sze | DIRECTOR, SECRETARY, AND CEO | $0 | $0 | N/A |
| Zachary Herlick | AUDIT COMMITTEE MEMBER | $0 | $0 | N/A |
| Kathleen M Donohue | DIRECTOR AND CFO | $0 | $0 | N/A |
Total Giving
N/A
Total Assets
$74M
Fair Market Value
N/A
Net Worth
$74M
Grants Paid
N/A
Contributions
N/A
Net Investment Income
N/A
Distribution Amount
N/A
Total Grants
19
Total Giving
$6.1M
Average Grant
$323K
Median Grant
$250K
Unique Recipients
11
Most Common Grant
$250K
of 2023 grantees were first-time recipients
| Recipient | Location | Amount | Year |
|---|---|---|---|
| Ted Foundation IncTO PROVIDE GENERAL SUPPORT | New York, NY | $50K | 2022 |
| Arizona State University FoundationTO PROVIDE GENERAL SUPPORT | Tempe, AZ | $600K | 2023 |
| United States Energy FoundationTO PROVIDE GENERAL SUPPORT | San Francisco, CA | $500K | 2023 |
| Educators For Excellence IncTO PROVIDE GENERAL SUPPORT | New York, NY | $350K | 2023 |
| Alder Graduate School Of EducationTO PROVIDE GENERAL SUPPORT | Redwood City, CA | $300K | 2023 |
| CeresTO PROVIDE GENERAL SUPPORT | Boston, MA | $251K | 2023 |
| Prime Coalition IncTO PROVIDE GENERAL SUPPORT | Cambridge, MA | $250K | 2023 |
| Health Care Without HarmTO PROVIDE GENERAL SUPPORT | Reston, VA | $250K | 2023 |
| Activate Global IncTO PROVIDE GENERAL SUPPORT | Berkeley, CA | $250K | 2023 |
| Rockefeller Philanthropy AdvisorsTO PROVIDE GENERAL SUPPORT | New York, NY | $100K | 2022 |
| Fidelity Charitable Gift FundTO PROVIDE GENERAL SUPPORT | Cincinnati, OH | $1.1M | 2020 |
MENLO PARK, CA
LOS ANGELES, CA
PALO ALTO, CA