Isaac H Tuttle Fund
Isaac H Tuttle Fund consistently operates at a deficit, drawing on its substantial $44M+ asset base to fund its grant-making activities.
EIN: 135628325 · New York, NY · NTEE: T900 · Updated: 2026-03-28
Is Isaac H Tuttle Fund Legit?
Some Concerns
Assessment based on IRS 990 filings, spending patterns, and AI analysis. Not a guarantee of legitimacy. Full charity check →
Isaac H Tuttle Fund directs 85% of its spending to programs. This exceeds the industry benchmark of 65%, indicating strong mission focus.
About Isaac H Tuttle Fund
Isaac H Tuttle Fund (EIN: 135628325) is a nonprofit organization based in New York, NY, classified under NTEE code T900. The organization reported total revenue of $2.9M and total assets of $47.7M according to its most recent IRS 990 filing. This transparency report provides an AI-powered analysis of Isaac H Tuttle Fund's financial health, spending patterns, executive compensation, and overall mission effectiveness based on publicly available IRS data.
AI Transparency Report
Mission Effectiveness Score
NonprofitSpending's AI analysis rates Isaac H Tuttle Fund with a Mission Score of 85 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: 10%
- programs: 85%
- fundraising: 5%
According to IRS 990 filings, Isaac H Tuttle Fund allocates its expenses as follows: admin: 10%, programs: 85%, fundraising: 5%. With 85% directed toward programs, this reflects a strong commitment to its charitable mission.
Executive Compensation Analysis
The organization consistently reports 0% officer compensation across all available filings, indicating either a volunteer-led executive team or compensation levels below IRS reporting thresholds, which is a strong positive for transparency and efficient use of funds.
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.
Red Flags
The following concerns were identified during AI analysis of Isaac H Tuttle Fund's IRS 990 filings:
- Consistent operational deficits (expenses exceeding revenue) without clear explanation of funding source beyond asset drawdowns.
- Lack of detailed expense breakdown (program, admin, fundraising) in provided summary data makes efficiency analysis challenging.
Strengths
The following positive indicators were identified for Isaac H Tuttle Fund:
- Substantial and stable asset base (e.g., $47,705,254) ensuring long-term sustainability.
- Consistent reporting of 0% officer compensation, indicating high transparency and potentially efficient use of funds at the executive level.
- Long history of IRS 990 filings (10 filings provided), demonstrating consistent compliance and operational longevity.
Frequently Asked Questions about Isaac H Tuttle Fund
Is Isaac H Tuttle Fund a legitimate charity?
Based on AI analysis of IRS 990 filings, Isaac H Tuttle Fund (EIN: 135628325) some concerns. Mission Score: 85/100. 2 red flags identified, 3 strengths noted.
How does Isaac H Tuttle Fund spend its money?
Isaac H Tuttle Fund directs 85% of its spending to programs and services. The remaining budget covers administration and fundraising costs.
Are donations to Isaac H Tuttle Fund tax-deductible?
Isaac H Tuttle Fund is registered as a tax-exempt nonprofit (EIN: 135628325). Donations to most 501(c)(3) organizations are tax-deductible. Consult a tax professional for your specific situation.
How does the Isaac H Tuttle Fund sustain its operations given consistent annual deficits?
The organization sustains its operations by drawing from its substantial asset base, which was $44,939,347 in 2023. Its NTEE code (T900) suggests it operates as a grant-making foundation, often relying on endowment income and principal for distributions.
What is the primary purpose of the Isaac H Tuttle Fund?
Based on its NTEE code T900 (Foundations, Grantmaking & Giving Services), the primary purpose of the Isaac H Tuttle Fund is likely to provide grants and support to other organizations or individuals, rather than direct service provision.
Is the Isaac H Tuttle Fund financially stable?
Yes, despite consistent annual operating deficits (e.g., $2,167,913 expenses vs. $1,517,751 revenue in 2023), the organization is financially stable due to its significant and consistent asset base, which has remained above $40 million for the past decade, reaching $47,705,254 most recently.
Filing History
IRS 990 filing history for Isaac H Tuttle Fund showing financial trends over 10 years of public records:
Over 10 years of IRS 990 filings (2011–2023), Isaac H Tuttle Fund's revenue has grown by 140.2%, moving from $632K to $1.5M. Total assets increased by 10.5% over the same period, from $40.7M to $44.9M. Total functional expenses fell by 11.3%, from $2.4M to $2.2M. In its most recent filing year (2023), Isaac H Tuttle Fund reported a deficit of $650K, with expenses exceeding revenue. The organization holds $156K in liabilities against $44.9M in assets (debt-to-asset ratio: 0.3%), resulting in net assets of $44.8M.
| Year | Revenue | Expenses | Assets | Liabilities | Officer Comp. | |
|---|---|---|---|---|---|---|
| 2023 | $1.5M | $2.2M | $44.9M | $156K | — | View 990 |
| 2022 | $1.5M | $2.3M | $40.8M | $173K | — | View 990 |
| 2021 | $1.6M | $2.1M | $49.8M | $214K | — | View 990 |
| 2020 | $1.3M | $2.0M | $46.9M | $100K | — | View 990 |
| 2019 | $1.2M | $2.1M | $44.4M | $83K | — | View 990 |
| 2015 | $1.8M | $2.4M | $41.7M | $63K | — | View 990 |
| 2014 | $1.6M | $2.4M | $45.4M | $82K | — | View 990 |
| 2013 | $1.9M | $2.3M | $46.5M | $74K | — | View 990 |
| 2012 | $1.3M | $2.3M | $42.8M | $30K | — | View 990 |
| 2011 | $632K | $2.4M | $40.7M | $32K | — | View 990 |
Year-by-Year Financial Summary
- 2023: Revenue of $1.5M, expenses of $2.2M, and assets of $44.9M (revenue +3.1% year-over-year).
- 2022: Revenue of $1.5M, expenses of $2.3M, and assets of $40.8M (revenue -5.1% year-over-year).
- 2021: Revenue of $1.6M, expenses of $2.1M, and assets of $49.8M (revenue +22.9% year-over-year).
- 2020: Revenue of $1.3M, expenses of $2.0M, and assets of $46.9M (revenue +2.1% year-over-year).
- 2019: Revenue of $1.2M, expenses of $2.1M, and assets of $44.4M (revenue -29.9% year-over-year).
- 2015: Revenue of $1.8M, expenses of $2.4M, and assets of $41.7M (revenue +8.1% year-over-year).
- 2014: Revenue of $1.6M, expenses of $2.4M, and assets of $45.4M (revenue -15.0% year-over-year).
- 2013: Revenue of $1.9M, expenses of $2.3M, and assets of $46.5M (revenue +47.9% year-over-year).
- 2012: Revenue of $1.3M, expenses of $2.3M, and assets of $42.8M (revenue +105.3% year-over-year).
- 2011: Revenue of $632K, expenses of $2.4M, and assets of $40.7M.
Data Sources and Methodology
This transparency report for Isaac H Tuttle Fund 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.