Dr S Jerome & Judith D Tamkin Foundation
Only null% goes to programs Strong reserves Growing revenue
Dr S Jerome & Judith D Tamkin Foundation is a 501(c)(3) organization based in Santa Monica, California, registered in 2019, with $33,638,589 in FY2024 revenue. CharityIndex grades it C+.
3029 Wilshire Blvd Ste 200, Santa Monica, CA, 90403 EIN 46-5211327 Since 2019
Revenue (FY2024)
$33.6M
▲ 1727.9% vs prior year
Philanthropy median: $168K
Expenses (FY2024)
$164K
Net assets
$36.0M
Employees
—
CharityIndex rating
One independent A+ to F grade from four published criteria, each scored separately from IRS filings and combined by weight.
C+
—Program efficiency40% of the ratingNo expense breakdown in filings
Measures how much of every dollar spent actually reaches programs, plus what it costs to raise $100 of donations. The worse of the two measures sets the letter (85%+ to programs is an A; under $15 to raise $100 is an A), averaged over the three most recent filings. Not scored for Dr S Jerome & Judith D Tamkin Foundation— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
B+Financial health25% of the rating2640 mo reserves · +100% margin
Measures whether the organization is built to last: how many months its reserves would cover expenses (3+ months earns an A-range score, but hoarding 5+ years of budget is capped) and whether it runs a surplus or a deficit. For Dr S Jerome & Judith D Tamkin Foundation: 2640 mo reserves · +100% margin earns a B+ on this criterion. See the exact thresholds →
—Governance25% of the ratingNot reported in this filing type
Checks how the organization is run, from its own Form 990: an independent board majority, a board of five or more, conflict-of-interest, whistleblower and document-retention policies, and independently audited financials. The share of disclosed checks that pass sets the letter. Not scored for Dr S Jerome & Judith D Tamkin Foundation— this filing type doesn't report it, and the rating simply skips it (never counts it against the organization). See the exact thresholds →
DTransparency10% of the rating1 of 5 disclosure signals
Counts five disclosure signals: a recent filing, a mission statement, program descriptions, a listed website, and the full expense breakdown. More disclosure, better letter. For Dr S Jerome & Judith D Tamkin Foundation: 1 of 5 disclosure signals earns a D on this criterion. See the exact thresholds →
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Contact & location
- Address
- 3029 Wilshire Blvd Ste 200, Santa Monica, CA, 90403
- City
- Santa Monica
- State
- California
- Subcategory
- Private Foundations
Financial trends
Revenue grew from $0 (FY2018) to $33.6M (FY2024) across 7 reported years.
Financial snapshot
Financial health & position (FY2024)
Liabilities $0Net assets $36.0M
Operating margin
99.5%
Revenue exceeded expenses in the latest fiscal year.
Total assets
$36.0M
Total liabilities
$0
Net assets
$36.0M
Financials by year
| Fiscal year | Revenue | Expenses | Net assets | Total assets | Form |
|---|---|---|---|---|---|
| 2024 | $33,638,589▲1728% | $163,845▲168% | $36,048,716▲1295% | $36,048,716▲1295% | 990PF |
| 2023 | $1,840,289▲2497% | $61,158▲46.1% | $2,584,090▲221% | $2,584,090▲221% | 990PF |
| 2022 | $70,864▲244% | $41,856▼45.4% | $804,959▲6.5% | $804,959▲6.5% | 990PF |
| 2021 | $20,577▼9.9% | $76,676▲2.9% | $755,658▼6.9% | $755,658▼6.9% | 990PF |
| 2020 | $22,844▼98.2% | $74,482▲2325% | $811,757▼6.0% | $811,757▼6.0% | 990PF |
| 2019 | $1,240,177 | $3,072 | $863,395 | $863,395 | 990PF |
| 2018 | $0 | $0 | $0 | $0 | 990PF |
Original Form 990 PDFs (the Form column) are served by ProPublica Nonprofit Explorer, as filed with the IRS. Create a free account to download the CSV report.
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Frequently asked questions
- Is Dr S Jerome & Judith D Tamkin Foundation a legitimate nonprofit?
- Yes. Dr S Jerome & Judith D Tamkin Foundation is a 501(c)(3) organization registered with the U.S. Internal Revenue Service under EIN 46-5211327, based in Santa Monica, California. Donations are tax-deductible.
- What is Dr S Jerome & Judith D Tamkin Foundation's EIN?
- Dr S Jerome & Judith D Tamkin Foundation's Employer Identification Number (EIN) is 46-5211327.
- How much revenue does Dr S Jerome & Judith D Tamkin Foundation report?
- Dr S Jerome & Judith D Tamkin Foundation reported $33,638,589 in total revenue on its fiscal year 2024 IRS Form 990 filing.
- What financial grade does Dr S Jerome & Judith D Tamkin Foundation have?
- CharityIndex grades Dr S Jerome & Judith D Tamkin Foundation C+, based on financial health (reserves and operating margin).
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Data for Dr S Jerome & Judith D Tamkin Foundation (EIN 46-5211327) comes from the IRS Business Master File and e-filed Form 990 returns, via CharityIndex. Figures reflect what the organization reported to the IRS for each fiscal year.