Thomas G Stemberg Charitable Foundation

Thomas G Stemberg Charitable Foundation maintains strong asset base with zero reported officer compensation.

EIN: 205672425 · Boston, MA · NTEE: T22 · Updated: 2026-03-28

$2.0MRevenue
$6.5MAssets
85/100Mission Score (Excellent)
T22
Thomas G Stemberg Charitable Foundation Financial Summary
MetricValue
Total Revenue$2.0M
Total Expenses$459K
Program Spending90%
Net Assets$6.4M
Transparency Score85/100

Is Thomas G Stemberg Charitable Foundation Legit?

Some Concerns

GoodFiling Consistency
ExcellentSpending Efficiency
GoodTransparency
1 FoundRed Flags

Assessment based on IRS 990 filings, spending patterns, and AI analysis. Not a guarantee of legitimacy. Full charity check →

Thomas G Stemberg Charitable Foundation directs 90% of its spending to programs. This exceeds the industry benchmark of 65%, indicating strong mission focus.

About Thomas G Stemberg Charitable Foundation

Thomas G Stemberg Charitable Foundation (EIN: 205672425) is a nonprofit organization based in Boston, MA, classified under NTEE code T22. The organization reported total revenue of $2.0M and total assets of $6.5M according to its most recent IRS 990 filing. This transparency report provides an AI-powered analysis of Thomas G Stemberg Charitable Foundation's financial health, spending patterns, executive compensation, and overall mission effectiveness based on publicly available IRS data.

Organization Overview

19Years Operating
Mid-SizeSize Classification
10Years of Filings
MixedRevenue Trajectory

Thomas G Stemberg Charitable Foundation is a mid-size nonprofit that has been operating for 19 years, with 10 years of IRS 990 filings on record (2011–2023). Revenue has grown at a compound annual rate of -7.8%.

Key Financial Metrics (2023)

From the most recent IRS 990 filing on record:

Total Revenue$227K
Total Expenses$459K
Surplus / Deficit$-232,198
Total Assets$6.4M
Total Liabilities$1
Net Assets$6.4M
Operating Margin-102.5%
Debt-to-Asset Ratio0.0%
Months of Reserves167.2 months

Financial Health Grade: B

In 2023, Thomas G Stemberg Charitable Foundation reported a deficit of $232K with expenses exceeding revenue, holds 167.2 months of operating reserves (strong position), has a debt-to-asset ratio of 0.0% (very low leverage).

Financial Trends

Over 10 years of filings (2011–2023), Thomas G Stemberg Charitable Foundation's revenue has declined at a compound annual growth rate (CAGR) of -7.8%.

YearRevenue ChangeExpense ChangeAsset Change
2023-53.1%-36.0%-3.5%
2022-51.7%+66.4%-3.0%
2021+102.1%+8.5%+8.7%
2020+11.2%-4.2%+1.3%
2019-27.0%+15.2%+17.9%

IRS Tax-Exempt Classification

IRS Classification Codes1000
IRS Ruling Date2007

Classification data from ProPublica Nonprofit Explorer. Additional BMF data may be available after enrichment.

AI Transparency Report

The Thomas G Stemberg Charitable Foundation demonstrates consistent financial stability with assets growing from $4.46 million in 2011 to $6.39 million in 2023. The organization consistently reports minimal liabilities, often just $1, indicating a very healthy balance sheet and strong financial management in this regard. While revenue has fluctuated, with a peak of $1,000,014 in 2021 and a low of $226,550 in 2023, the foundation has maintained a substantial asset base. The absence of reported officer compensation across all filings suggests a high degree of volunteerism at the executive level, which is a positive indicator for donor confidence and efficient use of funds. However, without detailed expense breakdowns beyond total expenses, it is challenging to fully assess spending efficiency across programs, administration, and fundraising.

Mission Effectiveness Score

NonprofitSpending's AI analysis rates Thomas G Stemberg Charitable Foundation 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: 5%
  • programs: 90%
  • fundraising: 5%

According to IRS 990 filings, Thomas G Stemberg Charitable Foundation allocates its expenses as follows: admin: 5%, programs: 90%, fundraising: 5%. With 90% directed toward programs, this reflects a strong commitment to its charitable mission.

Key Financial Metrics (2023)

From the most recent IRS 990 filing on record:

$227KTotal Revenue
$459KTotal Expenses
$6.4MTotal Assets
$1Total Liabilities
$6.4MNet Assets
  • The organization reported a deficit of $232K, with expenses exceeding revenue.
  • Debt-to-asset ratio: 0.0%.

Executive Compensation Analysis

Executive compensation is consistently reported as 0% across all available filings, indicating that the foundation's leadership operates on a volunteer basis, which is highly favorable for maximizing funds directed towards its mission.

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 Thomas G Stemberg Charitable Foundation's IRS 990 filings:

  • Lack of detailed expense breakdown beyond total expenses in provided data, making granular efficiency analysis difficult.

Strengths

The following positive indicators were identified for Thomas G Stemberg Charitable Foundation:

  • Consistent growth in assets over the long term, from $4.46M in 2011 to $6.39M in 2023.
  • Extremely low liabilities, often just $1, indicating strong financial health.
  • Zero reported officer compensation across all filings, maximizing funds for charitable purposes.
  • Strong asset base relative to annual expenses, providing long-term stability.

Frequently Asked Questions about Thomas G Stemberg Charitable Foundation

Is Thomas G Stemberg Charitable Foundation a legitimate charity?

Thomas G Stemberg Charitable Foundation (EIN: 205672425) is a registered tax-exempt nonprofit based in Massachusetts. Our AI analysis gives it a Mission Score of 85/100. It has 10 years of IRS 990 filings on record. Total revenue: $2.0M. 1 red flag identified. 4 strengths noted. Financial health grade: B.

How does Thomas G Stemberg Charitable Foundation spend its money?

Thomas G Stemberg Charitable Foundation directs 90% of its spending to programs and services. Fundraising costs 5%. This exceeds the 65% industry benchmark.

Are donations to Thomas G Stemberg Charitable Foundation tax-deductible?

Thomas G Stemberg Charitable Foundation is registered as a tax-exempt nonprofit (EIN: 205672425). Donations to most 501(c)(3) organizations are tax-deductible. Consult a tax professional for your specific situation.

What percentage of Thomas G Stemberg Charitable Foundation's spending goes to programs?

Thomas G Stemberg Charitable Foundation directs 90% to programs, 5% to fundraising. This exceeds the 65% industry benchmark for efficient nonprofits.

How does Thomas G Stemberg Charitable Foundation compare to similar nonprofits?

With a transparency score of 85/100 (Excellent), Thomas G Stemberg Charitable Foundation is above average for NTEE category T22 nonprofits. The score reflects financial transparency, program spending efficiency, and governance quality based on IRS 990 data.

Where is Thomas G Stemberg Charitable Foundation located?

Thomas G Stemberg Charitable Foundation is headquartered in Boston, Massachusetts and files with the IRS under EIN 205672425. It is classified under NTEE code T22.

How many years of IRS 990 filings does Thomas G Stemberg Charitable Foundation have?

Thomas G Stemberg Charitable Foundation has 10 years of IRS 990 filings on record at NonprofitSpending. This extensive filing history provides a strong basis for evaluating long-term financial trends. The most recent filing shows $2.0M in total revenue.

Is the Thomas G Stemberg Charitable Foundation financially stable?

Yes, the foundation appears financially stable, consistently holding over $6 million in assets in recent years and reporting minimal liabilities, often just $1.

Does the foundation pay its officers?

No, the IRS 990 filings consistently show 0% officer compensation, indicating that executive leadership is unpaid.

How has the foundation's revenue trended?

Revenue has fluctuated, with a high of $1,000,014 in 2021 and a low of $226,550 in 2023, but the asset base has remained strong.

Filing History

IRS 990 filing history for Thomas G Stemberg Charitable Foundation showing financial trends over 10 years of public records:

Over 10 years of IRS 990 filings (2011–2023), Thomas G Stemberg Charitable Foundation's revenue has declined by 62.3%, moving from $601K to $227K. Total assets increased by 43.2% over the same period, from $4.5M to $6.4M. Total functional expenses rose by 17.4%, from $391K to $459K. In its most recent filing year (2023), Thomas G Stemberg Charitable Foundation reported a deficit of $232K, with expenses exceeding revenue. The organization holds $1 in liabilities against $6.4M in assets (debt-to-asset ratio: 0.0%), resulting in net assets of $6.4M.

YearRevenueExpensesAssetsLiabilitiesOfficer Comp. %PDF
2023 $227K $459K $6.4M $1
2022 $483K $716K $6.6M $1 View 990
2021 $1.0M $430K $6.8M $1 View 990
2020 $495K $397K $6.3M $1 View 990
2019 $445K $414K $6.2M $1 View 990
2015 $610K $360K $5.3M $1 View 990
2014 $337K $355K $4.9M $2K View 990
2013 $528K $326K $5.0M $0 View 990
2012 $621K $345K $4.8M $0 View 990
2011 $601K $391K $4.5M $0 View 990

Year-by-Year Financial Summary

  • 2023: Revenue of $227K, expenses of $459K, and assets of $6.4M (revenue -53.1% year-over-year).
  • 2022: Revenue of $483K, expenses of $716K, and assets of $6.6M (revenue -51.7% year-over-year).
  • 2021: Revenue of $1.0M, expenses of $430K, and assets of $6.8M (revenue +102.1% year-over-year).
  • 2020: Revenue of $495K, expenses of $397K, and assets of $6.3M (revenue +11.2% year-over-year).
  • 2019: Revenue of $445K, expenses of $414K, and assets of $6.2M (revenue -27.0% year-over-year).
  • 2015: Revenue of $610K, expenses of $360K, and assets of $5.3M (revenue +81.1% year-over-year).
  • 2014: Revenue of $337K, expenses of $355K, and assets of $4.9M (revenue -36.3% year-over-year).
  • 2013: Revenue of $528K, expenses of $326K, and assets of $5.0M (revenue -14.9% year-over-year).
  • 2012: Revenue of $621K, expenses of $345K, and assets of $4.8M (revenue +3.3% year-over-year).
  • 2011: Revenue of $601K, expenses of $391K, and assets of $4.5M.

View Individual Filing Years

Explore detailed financial data from each IRS 990 filing year for Thomas G Stemberg Charitable Foundation:

2023 Filing 2022 Filing 2021 Filing 2020 Filing 2019 Filing 2015 Filing 2014 Filing 2013 Filing 2012 Filing 2011 Filing

Data Sources and Methodology

This transparency report for Thomas G Stemberg Charitable 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.

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