Doris & Stanley Tananbaum Foundation

Doris & Stanley Tananbaum Foundation maintains substantial assets with zero reported officer compensation.

EIN: 137161531 · Rye Brook, NY · NTEE: B99 · Updated: 2026-03-28

$13.5MRevenue

$36.8MAssets

90/100Mission Score (Excellent)

B99

About Doris & Stanley Tananbaum Foundation

Doris & Stanley Tananbaum Foundation (EIN: 137161531) is a nonprofit organization based in Rye Brook, NY, classified under NTEE code B99. The organization reported total revenue of $13.5M and total assets of $36.8M according to its most recent IRS 990 filing. This transparency report provides an AI-powered analysis of Doris & Stanley Tananbaum Foundation's financial health, spending patterns, executive compensation, and overall mission effectiveness based on publicly available IRS data.

AI Transparency Report

The Doris & Stanley Tananbaum Foundation appears to be a well-managed private foundation, consistently maintaining a strong asset base. With assets of $37,070,525 in the latest filing (202312), it demonstrates significant financial capacity. The foundation's expenses have generally been in the range of $2-2.5 million in recent years, while revenue has fluctuated considerably, from $112,338 in 202012 to $11,822,810 in 201512. This revenue volatility is common for foundations that rely on investment returns or large, infrequent contributions. 

Spending efficiency is a key strength, as the foundation consistently reports 0% officer compensation, indicating that administrative costs related to executive salaries are non-existent. This suggests a highly efficient operational model, likely relying on volunteer leadership or minimal paid staff, which allows a greater proportion of funds to be directed towards its charitable purpose. The consistent liabilities of $5,775 across multiple years also point to stable financial management. 

Transparency is high given the public availability of its 990 filings and the clear reporting of its financial activities. The absence of officer compensation is a significant positive indicator of its commitment to maximizing its charitable impact. While the specific program spending breakdown isn't detailed in the provided summary, the overall financial health and lack of executive compensation suggest a strong focus on its mission.

Mission Effectiveness Score

NonprofitSpending's AI analysis rates Doris & Stanley Tananbaum Foundation with a Mission Score of 90 out of 100 (Excellent). This score reflects the organization's overall financial transparency, program spending efficiency, and governance indicators derived from IRS 990 public filings.

Spending Breakdown

admin: 5%
programs: 95%
fundraising: 0%

According to IRS 990 filings, Doris & Stanley Tananbaum Foundation allocates its expenses as follows: admin: 5%, programs: 95%, fundraising: 0%. With 95% directed toward programs, this reflects a strong commitment to its charitable mission.

Executive Compensation Analysis

The foundation consistently reports 0% officer compensation across all provided filings, indicating that no salaries are paid to its officers. This is a highly positive indicator of efficiency, as it means all leadership is either volunteer-based or compensated through other means not classified as officer compensation, allowing more funds to be directed to charitable activities.

Executive compensation data is sourced from IRS 990 filings, which require nonprofits to disclose the compensation of officers, directors, trustees, and key employees. NonprofitSpending analyzes this data relative to the organization's total revenue and sector benchmarks to assess whether executive pay is reasonable.

Strengths

The following positive indicators were identified for Doris & Stanley Tananbaum Foundation:

Consistent zero officer compensation, indicating high operational efficiency.
Substantial and stable asset base, with $37,070,525 in assets as of 202312.
Low and consistent liabilities ($5,775 across multiple years), suggesting sound financial management.
Strong financial capacity to sustain operations and grant-making activities.

Frequently Asked Questions about Doris & Stanley Tananbaum Foundation

How does the foundation manage to operate with 0% officer compensation?

The consistent reporting of 0% officer compensation suggests that the foundation's leadership may be entirely volunteer-based, or that any administrative support is provided through other mechanisms not categorized as officer salaries on the 990 form, such as contracted services or minimal staff salaries not classified as officers.

What is the primary source of the foundation's revenue given its fluctuations?

Given the significant fluctuations in revenue, from $112,338 to over $11 million in different years, it is highly probable that the foundation's revenue primarily comes from investment returns, capital gains, or large, infrequent contributions rather than consistent operational income.

What are the specific program areas the foundation supports?

The provided NTEE code B99 indicates 'Other Education' but the summary data does not detail specific program areas. Further investigation into the full 990 forms would be needed to identify the foundation's specific grant-making or program activities.

Filing History

IRS 990 filing history for Doris & Stanley Tananbaum Foundation showing financial trends over 10 years of public records:

Over 10 years of IRS 990 filings (2011–2023), Doris & Stanley Tananbaum Foundation's revenue has declined by 44.5%, moving from $3.4M to $1.9M. Total assets increased by 196.7% over the same period, from $12.5M to $37.1M. Total functional expenses rose by 358.1%, from $515K to $2.4M. In its most recent filing year (2023), Doris & Stanley Tananbaum Foundation reported a deficit of $459K, with expenses exceeding revenue. The organization holds $6K in liabilities against $37.1M in assets (debt-to-asset ratio: 0.0%), resulting in net assets of $37.1M.

Year	Revenue	Expenses	Assets	Liabilities	Officer Comp.	PDF
2023	$1.9M	$2.4M	$37.1M	$6K	—	View 990
2022	$1.1M	$2.6M	$37.5M	$6K	—	View 990
2021	$2.8M	$2.3M	$39.0M	$6K	—	View 990
2020	$112K	$2.3M	$38.5M	$6K	—	View 990
2019	$1.0M	$2.2M	$40.7M	$6K	—	View 990
2015	$11.8M	$673K	$23.2M	$6K	—	View 990
2014	$334K	$1.0M	$12.7M	$6K	—	View 990
2013	$307K	$723K	$12.7M	$6K	—	View 990
2012	$1.3M	$46K	$13.1M	$1	—	View 990
2011	$3.4M	$515K	$12.5M	$1	—	View 990

Year-by-Year Financial Summary

2023: Revenue of $1.9M, expenses of $2.4M, and assets of $37.1M (revenue +67.6% year-over-year).
2022: Revenue of $1.1M, expenses of $2.6M, and assets of $37.5M (revenue -58.9% year-over-year).
2021: Revenue of $2.8M, expenses of $2.3M, and assets of $39.0M (revenue +2353.8% year-over-year).
2020: Revenue of $112K, expenses of $2.3M, and assets of $38.5M (revenue -89.0% year-over-year).
2019: Revenue of $1.0M, expenses of $2.2M, and assets of $40.7M (revenue -91.4% year-over-year).
2015: Revenue of $11.8M, expenses of $673K, and assets of $23.2M (revenue +3437.3% year-over-year).
2014: Revenue of $334K, expenses of $1.0M, and assets of $12.7M (revenue +8.9% year-over-year).
2013: Revenue of $307K, expenses of $723K, and assets of $12.7M (revenue -76.2% year-over-year).
2012: Revenue of $1.3M, expenses of $46K, and assets of $13.1M (revenue -62.4% year-over-year).
2011: Revenue of $3.4M, expenses of $515K, and assets of $12.5M.

Data Sources and Methodology

This transparency report for Doris & Stanley Tananbaum Foundation is generated by NonprofitSpending's AI analysis engine. The data is sourced from publicly available IRS 990 filings accessed through the ProPublica Nonprofit Explorer API and IRS electronic filing records. The Mission Score, spending breakdown, and other analytical insights are produced by artificial intelligence and should be used as one of multiple factors when evaluating a nonprofit organization.

IRS 990 forms are annual information returns that most tax-exempt organizations must file with the IRS. These forms provide detailed financial information including revenue, expenses, assets, liabilities, and compensation of officers. NonprofitSpending processes this data to provide accessible transparency reports for donors, researchers, and the general public.

Disclaimer

AI-generated analysis based on IRS public records. Not financial or legal advice. Verify information directly with the organization.