Nonprofits in Old Greenwich, Connecticut

60 nonprofits in Old Greenwich, Connecticut. See where $168.4M in donations goes — program spending, CEO pay, and red flags from IRS 990 filings.

60Nonprofits
$168.4MTotal Revenue
$0Total Assets
8Categories

Nonprofit Categories in Old Greenwich

Philanthropy & Grantmaking: 22 orgs Education: 7 orgs Recreation & Sports: 5 orgs Arts, Culture & Humanities: 2 orgs Disease & Disorders: 2 orgs Religion-Related: 2 orgs Health Care: 1 orgs Public & Society Benefit: 1 orgs

Top Nonprofits in Old Greenwich by Revenue

#OrganizationCategoryRevenueScoreAI Insight
1 The Perrin Family Foundation $28.0M
2 Karin Bain And John Kukral Foundation Philanthropy & Grantmaking $24.0M
3 Worldquant Foundation Philanthropy & Grantmaking $20.3M
4 Innis Arden Golf Club Inc $19.3M
5 Ithuriel Fund Philanthropy & Grantmaking $13.8M
6 The Phffoundation Inc Philanthropy & Grantmaking $7.7M
7 Blitzer Family Foundation Philanthropy & Grantmaking $6.7M
8 Tikkun Olam Steinberg Foundation Inc Philanthropy & Grantmaking $6.1M
9 Greenwich Town Party Inc Community Improvement $5.2M
10 The Laverack Family Foundation Philanthropy & Grantmaking $3.8M

All Old Greenwich Organizations (60)

Other Cities in Connecticut

Hartford (463) New Haven (453) Stamford (352) Greenwich (308) West Hartford (236) Bridgeport (182) Norwalk (176) Westport (165) Fairfield (160) Waterbury (159) New Canaan (139) Wallingford (132) Danbury (132) New Britain (114) Middletown (112) Darien (110) Hamden (103) Ridgefield (101) Wilton (94) New London (94)

About Nonprofit Research in Old Greenwich

Every tax-exempt nonprofit in the United States is required to file an IRS Form 990, which discloses financial details including revenue, expenses, assets, executive compensation, and program activities. NonprofitSpending uses AI to analyze these public filings and generate transparency reports for each organization.

For Old Greenwich, Connecticut, we track 60 registered nonprofits. Our AI enrichment process evaluates each organization's spending efficiency, revenue trends, governance practices, and mission alignment to produce a mission score and honest headline. This data helps donors, journalists, researchers, and community members make informed decisions about the nonprofits operating in their city.

Data on this page is sourced from IRS 990 filings, IRS Business Master Files, and supplemented with AI-powered analysis. Filing dates, ruling dates, and financial figures reflect the most recent available data. For the most current information on any organization, click through to its individual transparency report.

Frequently Asked Questions

How many nonprofits are in Old Greenwich, Connecticut?

There are 60 registered nonprofits in Old Greenwich, Connecticut, with $168.4M in combined annual revenue and $0 in total assets.

What is the largest nonprofit in Old Greenwich, Connecticut?

The largest nonprofit in Old Greenwich by revenue is The Perrin Family Foundation with $28.0M in annual revenue.

What types of nonprofits operate in Old Greenwich?

The most common categories in Old Greenwich are Philanthropy & Grantmaking, Education, Recreation & Sports.

How efficient are nonprofits in Old Greenwich with their spending?

Spending efficiency data is being compiled for nonprofits in Old Greenwich.

What is the highest executive compensation at a nonprofit in Old Greenwich?

Executive compensation data is being compiled for nonprofits in Old Greenwich.

How can I research a nonprofit in Old Greenwich?

You can research any nonprofit in Old Greenwich by clicking on its name above to view its full AI-powered transparency report. Each report includes IRS 990 financial data, spending breakdowns, executive compensation, revenue trends, and AI-generated risk assessments based on publicly available filings.

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