Most Efficient in Connecticut

Top nonprofits by program expense ratio

50 organizations
Across Connecticut, the latest Form 990 most efficient ranking covers 3,996 organizations (2026 filings). THE CHAMBER OF COMMERCE OF GREATER WATERBURY CONNECTICUT INC leads at 130.2%.
Year: Latest 2024 2023 2022
# Organization Revenue Assets
1 THE CHAMBER OF COMMERCE OF GREATER WATERBURY CONNECTICUT INC
EIN: 060289787 · WATERBURY, CT
$1.7M $1.1M
2 HASKINS LABORATORIES INC
EIN: 131628174 · NEW HAVEN, CT
$4.8M $1.6M
3 MECHANICAL CONTRACTORS ASSOCIATION CONNECTICUT INDUSTRY FUND
EIN: 061401623 · SOUTHINGTON, CT
$2.0M $4.0M
4 CHRYSALIS CENTER REAL ESTATE CORPORATION
EIN: 200243489 · HARTFORD, CT
$3.2M $46.1M
5 CARLING TECHNOLOGIES INC
EIN: 061065134 · PLAINVILLE, CT
$2.5M $0
6 CHENEY CEMETERY ASSOCIATION INC
EIN: 066037911 · HAMDEN, CT
$1.3M $2.2M
7 THE HARRY B BROWNSON COUNTRY CLUB INC
EIN: 060755521 · SHELTON, CT
$3.9M $3.1M
8 Masonicare Corporation
EIN: 061435919 · Wallingford, CT
$7.9M $45.3M
9 DUNCASTER FOUNDATION INC
EIN: 061406263 · BLOOMFIELD, CT
$1.1M $21.4M
10 GREENWICH SCHOLARSHIP ASSOCIATION INC
EIN: 061467698 · GREENWICH, CT
$1.4M $6.7M
11 NORWICH COMMUNITY DEVELOPMENT CORPORATIO
EIN: 061066148 · NORWICH, CT
$3.8M $4.7M
12 70 AUDUBON STREET ASSOCIATION INC
EIN: 061310816 · NEW HAVEN, CT
$1.0M $1.4M
13 VNA MANAGEMENT CORPORATION
EIN: 061246818 · BRIDGEPORT, CT
$1.0M $0
14 THE BAILIWICK CLUB INC
EIN: 060879602 · GREENWICH, CT
$1.3M $2.0M
15 CONNECTICUT BAPTIST HOUSING INC
EIN: 061350567 · MERIDEN, CT
$2.4M $0
16 Welles Country Village LTD
EIN: 060961734 · Vernon Rockville, CT
$2.8M $4.7M
17 SHORE AREA COMMUNITY DEVELOPMENT CORPORATION
EIN: 061449234 · NEW HAVEN, CT
$3.9M $28.7M
18 CLINTON COUNTRY CLUB INC
EIN: 061308519 · CLINTON, CT
$2.8M $3.8M
19 NORFOLK COUNTRY CLUB INC
EIN: 060624707 · NORFOLK, CT
$1.7M $2.2M
20 AREA COOPERATIVE EDUCATIONAL SERVICES
EIN: 060881700 · New Haven, CT
$176.8M $285.3M
21 DCF COURT MONITOR'S OFFICE
EIN: 061315030 · WALLINGFORD, CT
$1.0M $577K
22 NEW HAVEN COUNTY CREDIT UNION INC
EIN: 060790693 · NORTH HAVEN, CT
$1.6M $26.8M
23 COMMUNITY HEALTHCARE CREDIT UNION INC
EIN: 060767732 · Manchester, CT
$1.2M $17.3M
24 CEDAR POINT YACHT CLUB INCORPORATED
EIN: 060713093 · WESTPORT, CT
$1.5M $2.9M
25 PHYLLIS BODEL INFANT TODDLER
EIN: 061007621 · New Haven, CT
$3.1M $837K
26 MOUNTAIN GROVE CEMETERY ASSOCIATION
EIN: 060460620 · BRIDGEPORT, CT
$4.9M $53.9M
27 CONNECTICUT EDUCATION ASSOC HEALTH & BENEFITS PLAN
EIN: 020678121 · HARTFORD, CT
$2.7M $16.8M
28 Milford Yacht Club Incorporated
EIN: 060453450 · Milford, CT
$1.6M $3.7M
29 UNITED STATES SUBMARINE VETERANS INC DBA USSVI
EIN: 061007203 · GROTON, CT
$1.2M $2.7M
30 CHR CAPTIAL INC
EIN: 043331035 · Windsor, CT
$1.3M $18.2M
31 NAUGATUCK AMBULANCE CORPS INC
EIN: 061407577 · NAUGATUCK, CT
$2.1M $744K
32 NEW CANAAN NEIGHBORHOODS INC
EIN: 060847414 · BRANFORD, CT
$1.2M $4.0M
33 CONNECTICUT LABORERS' LEGAL SERVICES FUND
EIN: 060978828 · ROCKY HILL, CT
$1.4M $2.9M
34 NEIGHBORHOOD PRESERVATION FOUNDATION INC
EIN: 061135250 · STAMFORD, CT
$1.2M $3.5M
35 UNIVERSITY OF CT CHAPTER OF THE AMERICAN ASSOC OF UNIV PROFESSORS
EIN: 060949733 · STORRS, CT
$2.2M $10.9M
36 Forestville Cemetery Association Inc
EIN: 060618202 · Forestville, CT
$1.0M $5.5M
37 CONNECTICUT HOSPITAL ASSOCIATION INCORPORATED
EIN: 060632049 · WALLINGFORD, CT
$14.1M $26.4M
38 CONNEX CREDIT UNION
EIN: 060655052 · NORTH HAVEN, CT
$43.6M $1.0B
39 AMERICAN FEDERATION OF TEACHERS
EIN: 050403005 · Rocky Hill, CT
$1.9M $938K
40 NIMS ETHEL J CHARITABLE TRUST A 43C087012
EIN: 036036799 · BRIDGEPORT, CT
$1.1M $4.4M
41 ABBOTT BALL COMPANY INC EMPLOYEE BENEFIT TRUST
EIN: 060235810 · WEST HARTFORD, CT
$1.4M $207K
42 WETHERSFIELD COUNTRY CLUB INC
EIN: 060587310 · WETHERSFIELD, CT
$3.5M $3.1M
43 TOWN HALL ANNEX CORPORATION C/O HOUSING AUTHORITY TOWN OF GREENWICH
EIN: 061056557 · GREENWICH, CT
$1.7M $13.5M
44 PHILADELPHIA PENTECOSTAL CHURCH
EIN: 061267257 · DANBURY, CT
$1.8M $3.9M
45 KNIGHTS OF COLUMBUS
EIN: 060416470 · NEW HAVEN, CT
$2.5B $30.3B
46 HIGHLAND GOLF CLUB OF SHELTON INC
EIN: 060389720 · SHELTON, CT
$1.4M $2.5M
47 Milford Cemetery Association Inc
EIN: 060736007 · Milford, CT
$5.9M $16.8M
48 SIKORSKY FINANCIAL CREDIT UNION
EIN: 060634736 · STRATFORD, CT
$58.3M $1.3B
49 MERIDEN CEMETERY ASSOCIATION
EIN: 060449750 · MERIDEN, CT
$3.6M $11.1M
50 NEW LONDON AREA FOOD PANTRY
EIN: 061286474 · New London, CT
$1.4M $596K
Data from IRS Form 990 filings. Click an organization name to view full details. © 2026 990 Finder by Trantor SpA.