| A.B.C., INC. OF NEW CANAANNew Canaan, CT · Active | New Canaan, CT | Corporation | Dec 21, 1973 | Active |
| FIRST PRESBYTERIAN NURSERY SCHOOL OF NEW CANAAN, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Feb 22, 1974 | Active |
| BROWN UNIVERSITY CLUB OF FAIRFIELD COUNTY, INC. THENew Canaan, CT · Active | New Canaan, CT | Corporation | Jun 30, 1965 | Active |
| CHAMBER OF COMMERCE OF NEW CANAAN, CONNECTICUT, INCORPORATEDNew Canaan, CT · Active | New Canaan, CT | Corporation | Nov 30, 1951 | Active |
| DAY CARE CENTER OF NEW CANAAN, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Feb 14, 1972 | Active |
| ESSEX RIDGE ASSOCIATION, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Nov 6, 1972 | Active |
| EXCHANGE CLUB OF NEW CANAAN, CONNECTICUT, INC., THENew Canaan, CT · Active | New Canaan, CT | Corporation | Jun 7, 1966 | Active |
| FELLOWSHIP OF CHRISTIANS IN UNIVERSITIES AND SCHOOLS, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Apr 12, 1971 | Active |
| FRIENDS OF THE LITTLE RED SCHOOL HOUSE, INCORPORATEDNew Canaan, CT · Forfeited | New Canaan, CT | Corporation | Jan 15, 1962 | Forfeited |
| NEW CANAAN MEDICAL GROUP, P.C.New Canaan, CT · Forfeited | New Canaan, CT | Corporation | Sep 15, 1967 | Forfeited |
| NATURAL SCIENCE FOR YOUTH FOUNDATION, INC., THENew Canaan, CT · Forfeited | New Canaan, CT | Corporation | Jul 25, 1969 | Forfeited |
| ST. LUKE'S FOUNDATION, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Feb 17, 1969 | Active |
| SAXE FOUNDATION INC., THENew Canaan, CT · Active | New Canaan, CT | Corporation | Dec 19, 1962 | Active |
| SILVER HILL HOSPITAL, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Oct 10, 1934 | Active |
| HANFORD SQUARE ASSOCIATION, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Nov 25, 1975 | Active |
| Hannah Benedict Carter Chapter, Daughters of the American Revolution IncorporatedNew Canaan, CT · Active | New Canaan, CT | Corporation | Oct 12, 1905 | Active |
| HARMONY FELLOW CRAFT CLUB OF NEW CANAAN CONN. INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Dec 20, 1916 | Active |
| HERITAGE COMMON CONDOMINIUM ASSOCIATION, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Mar 16, 1973 | Active |
| LEAGUE OF WOMEN VOTERS OF NEW CANAAN, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Apr 9, 1976 | Active |
| LEGION CLUB OF NEW CANAAN, INCORPORATEDNew Canaan, CT · Active | New Canaan, CT | Corporation | Dec 3, 1954 | Active |
| LIONS CLUB OF NEW CANAAN, INCORPORATEDNew Canaan, CT · Active | New Canaan, CT | Corporation | Nov 27, 1942 | Active |
| MEN'S GARDEN CLUB OF FAIRFIELD, COUNTY, INC.New Canaan, CT · Dissolved | New Canaan, CT | Corporation | Apr 19, 1974 | Dissolved |
| NEW CANAAN COMMUNITY NURSERY SCHOOL, INCORPORATEDNew Canaan, CT · Active | New Canaan, CT | Corporation | Sep 16, 1947 | Active |
| NEW CANAAN COMMUNITY YOUNG MEN'S CHRISTIAN ASSOCIATION, INC., THENew Canaan, CT · Active | New Canaan, CT | Corporation | May 2, 1960 | Active |
| NEW CANAAN LAND CONSERVATION TRUST, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Sep 12, 1967 | Active |
| NEW CANAAN MOUNTED TROOP, INCORPORATEDNew Canaan, CT · Active | New Canaan, CT | Corporation | Aug 8, 1945 | Active |
| NEW CANAAN NATURE CENTER ASSOCIATION, INCORPORATED, THENew Canaan, CT · Active | New Canaan, CT | Corporation | May 4, 1960 | Active |
| NEW CANAAN YOUTH FOOTBALL, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Mar 3, 1976 | Active |
| NEW CANAAN POLICE BENEVOLENT ASSOCIATION, INC.New Canaan, CT · Forfeited | New Canaan, CT | Corporation | Sep 25, 1957 | Forfeited |
| NEW CANAAN SOCIETY FOR THE ARTS, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Jun 2, 1977 | Active |
| NC RAMS ALL-SPORT BOOSTER CLUB, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Apr 26, 1976 | Active |
| NEW CANAAN EMS, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Jan 30, 1973 | Active |
| NEW CANAAN WINTER CLUB, INC. THENew Canaan, CT · Active | New Canaan, CT | Corporation | Mar 22, 1957 | Active |
| OUTBOARD CRUISING CLUB INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Oct 9, 1959 | Active |
| SILVERMINE GUILD OF ARTISTS, INCORPORATEDNew Canaan, CT · Active | New Canaan, CT | Corporation | Aug 25, 1924 | Active |
| RENE DUBOS CENTER FOR HUMAN ENVIRONMENTS, INC. THENew Canaan, CT · Forfeited | New Canaan, CT | Corporation | Dec 10, 1969 | Forfeited |
| TOWN PLAYERS OF NEW CANAAN, INCORPORATED THENew Canaan, CT · Active | New Canaan, CT | Corporation | Jun 22, 1948 | Active |
| WOODS GATE CONDOMINIUM ASSOCIATION, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Jun 1, 1971 | Active |
| NEW CANAAN AUDUBON SOCIETY, INCORPORATED THENew Canaan, CT · Dissolved | New Canaan, CT | Corporation | Nov 21, 1916 | Dissolved |
| NEW CANAAN BOARD OF REALTORS, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Jul 9, 1951 | Active |
| NEW CANAAN BASEBALL/SOFTBALL, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Jun 11, 1951 | Active |
| WAVENY CARE CENTER, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Nov 25, 1969 | Active |
| HAMPTON LANE HOMEOWNERS ASSOCIATION, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Nov 21, 1977 | Active |
| THOMAS J. YATES, BUILDER INC.New Canaan, CT · Forfeited | New Canaan, CT | Corporation | Dec 16, 1977 | Forfeited |
| J. L. FARMAKIS INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Dec 19, 1977 | Active |
| WADIA CONTRACTORS, INC.New Canaan, CT · Dissolved | New Canaan, CT | Corporation | Dec 19, 1977 | Dissolved |
| PELAMAR, INC.New Canaan, CT · Dissolved | New Canaan, CT | Corporation | Dec 19, 1977 | Dissolved |
| NEW CANAAN COMMUNITY FOUNDATION, INC. THENew Canaan, CT · Active | New Canaan, CT | Corporation | Oct 17, 1977 | Active |
| K A F MANUFACTURING COMPANY, INC.Stamford, CT · Active | Stamford, CT | Corporation | Oct 5, 1977 | Active |
| NEW CANAAN HIGH SCHOOL SCHOLARSHIP FOUNDATION, INC.New Canaan, CT · Active | New Canaan, CT | Corporation | Oct 5, 1970 | Active |