Largest Nonprofits in Connecticut

Top nonprofits ranked by total revenue

50 organizations
Year: Latest 2024 2023 2022
# Organization Revenue Assets
1 Yale University
EIN: 060646973 · New Haven, CT
$6.8B $55.2B
2 YALE NEW HAVEN HOSPITAL
EIN: 060646652 · NEW HAVEN, CT
$4.6B $5.4B
3 Hartford Hospital
EIN: 060646668 · Hartford, CT
$2.7B $2.8B
4 KNIGHTS OF COLUMBUS
EIN: 060416470 · NEW HAVEN, CT
$2.5B $30.3B
5 AMERICARES FOUNDATION INC
EIN: 061008595 · STAMFORD, CT
$1.6B $380.2M
6 GENERAL ELECTRIC INSURANCE PLAN TRUST
EIN: 510169382 · NORWALK, CT
$1.2B $20.0M
7 YALE NEW HAVEN HEALTH SERVICES CORPORATION
EIN: 222529464 · NEW HAVEN, CT
$1.1B $3.5B
8 Save The Children Federation Inc
EIN: 060726487 · FAIRFIELD, CT
$920.5M $548.8M
9 BRIDGEPORT HOSPITAL
EIN: 060646554 · BRIDGEPORT, CT
$910.0M $691.4M
10 The Danbury Hospital
EIN: 060646597 · DANBURY, CT
$903.8M $905.8M
11 SAINT FRANCIS HOSPITAL AND MEDICAL CENTER
EIN: 060646813 · HARTFORD, CT
$876.8M $742.8M
12 The Stamford Hospital
EIN: 060646917 · STAMFORD, CT
$852.4M $1.3B
13 DALIO FAMILY FUND INC
EIN: 831575536 · WESTPORT, CT
$806.9M $4.0B
14 The Hospital of Central Connecticut
EIN: 060646768 · New Britain, CT
$776.5M $839.1M
15 Hartford HealthCare Corporation
EIN: 222672834 · Hartford, CT
$707.6M $3.4B
16 Hartford HealthCare Medical Group Specialists PLLC
EIN: 371911194 · Wethersfield, CT
$694.9M $158.7M
17 QUINNIPIAC UNIVERSITY
EIN: 060646701 · HAMDEN, CT
$658.6M $2.1B
18 NORTHEAST MEDICAL GROUP INC
EIN: 061330992 · STRATFORD, CT
$647.0M $117.8M
19 SVMC Holdings Inc
EIN: 832550272 · Bridgeport, CT
$637.9M $372.9M
20 CONNECTICUT CHILDREN'S MEDICAL CENTER
EIN: 060646755 · HARTFORD, CT
$637.6M $1.0B
21 The William W Backus Hospital
EIN: 060250773 · Norwich, CT
$585.2M $990.1M
22 GREENWICH HOSPITAL
EIN: 060646659 · GREENWICH, CT
$575.8M $872.5M
23 SACRED HEART UNIVERSITY INCORPORATED
EIN: 060776644 · FAIRFIELD, CT
$540.0M $1.5B
24 MIDDLESEX HOSPITAL
EIN: 060646718 · MIDDLETOWN, CT
$539.7M $614.1M
25 LAWRENCE MEMORIAL HOSPITAL INC
EIN: 060646704 · NEW LONDON, CT
$501.4M $427.0M
26 Fairfield University
EIN: 060646623 · FAIRFIELD, CT
$489.3M $1.2B
27 Midstate Medical Center
EIN: 060646715 · Meriden, CT
$443.4M $517.2M
28 The Norwalk Hospital Association
EIN: 066068853 · NORWALK, CT
$433.1M $693.8M
29 Nuvance Health Medical Practice CT Inc
EIN: 061137531 · Danbury, CT
$423.7M $195.9M
30 St Vincent's Medical Center
EIN: 060646886 · Bridgeport, CT
$414.3M $233.9M
31 University of New Haven
EIN: 060761704 · West Haven, CT
$392.2M $461.1M
32 SAINT MARY'S HOSPITAL INC
EIN: 060646844 · HARTFORD, CT
$355.8M $221.9M
33 THE MERCY HOSPITAL INC
EIN: 043398280 · HARTFORD, CT
$333.9M $130.8M
34 TRINITY HEALTH OF NEW ENGLAND PROVIDER NETWORK ORGANIZATION INC
EIN: 061450168 · HARTFORD, CT
$290.1M $34.7M
35 WESLEYAN UNIVERSITY
EIN: 060646959 · MIDDLETOWN, CT
$289.4M $2.4B
36 TRINITY COLLEGE
EIN: 060646927 · HARTFORD, CT
$281.0M $1.3B
37 UNIVERSITY OF HARTFORD
EIN: 060731360 · WEST HARTFORD, CT
$269.3M $426.3M
38 GRIFFIN HOSPITAL
EIN: 060647014 · DERBY, CT
$268.3M $209.3M
39 Stamford Health Medical Group Inc
EIN: 271648289 · STAMFORD, CT
$251.5M $79.6M
40 Hartford HealthCare Medical Group Inc
EIN: 454456939 · Wethersfield, CT
$223.7M $147.7M
41 The Charlotte Hungerford Hospital
EIN: 060646678 · Torrington, CT
$217.0M $207.2M
42 TRINITY HEALTH OF NEW ENGLAND CORPORATION INC
EIN: 061491191 · HARTFORD, CT
$205.4M $548.3M
43 CONNECTICUT COLLEGE
EIN: 060646587 · NEW LONDON, CT
$191.8M $755.0M
44 ACHIEVEMENT FIRST BROOKLYN CHARTER SCHOOLS C/O ACHIEVEMENT FIRST INC
EIN: 205118947 · NEW HAVEN, CT
$187.2M $169.5M
45 COMMUNITY HEALTH CENTER INC
EIN: 060897105 · MIDDLETOWN, CT
$179.5M $124.5M
46 AREA COOPERATIVE EDUCATIONAL SERVICES
EIN: 060881700 · New Haven, CT
$176.8M $285.3M
47 BRISTOL HOSPITAL INC
EIN: 060646559 · BRISTOL, CT
$175.2M $106.0M
48 THE COMMON FUND FOR NONPROFIT ORGANIZATIONS
EIN: 237037968 · WILTON, CT
$173.6M $3.6B
49 CONNECTICUT CHILDREN'S SPECIALTY GROUP INC
EIN: 061446900 · HARTFORD, CT
$170.5M $39.9M
50 COORDINATED TRANSPORTATION SOLUTIONS INC
EIN: 061496806 · TRUMBULL, CT
$152.9M $20.3M
Data from IRS Form 990 filings. Click an organization name to view full details. © 2026 990 Finder by Trantor SpA.