| MURREN, HOMA & PELLEGRINO, INC.Fairfield, CT · Dissolved | Fairfield, CT | Corporation | May 1, 1968 | Dissolved |
| NUTMEG BOWL, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Aug 17, 1959 | Active |
| ORTHOPAEDIC SPECIALTY GROUP, P.C.Fairfield, CT · Merged | Fairfield, CT | Corporation | Jan 29, 1971 | Merged |
| PULVER MOTORS, INCORPORATEDFairfield, CT · Forfeited | Fairfield, CT | Corporation | Sep 12, 1963 | Forfeited |
| R.C. BIGELOW, INC.Fairfield, CT · Active | Fairfield, CT | Other | Nov 30, 1961 | Active |
| SPORT HILL SERVICE STATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Oct 1, 1965 | Active |
| TED MILLER BUICK INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Jul 3, 1957 | Active |
| TESTA, INC.Fairfield, CT · Forfeited | Fairfield, CT | Corporation | Sep 21, 1972 | Forfeited |
| THOMAS REALTY, INC.Fairfield, CT · Dissolved | Fairfield, CT | Corporation | Jan 27, 1961 | Dissolved |
| UNITED CARTING CO.Fairfield, CT · Active | Fairfield, CT | Corporation | Dec 1, 1967 | Active |
| UNITED HOME SANITATION, INCORPORATEDFairfield, CT · Active | Fairfield, CT | Corporation | Jun 28, 1971 | Active |
| UNIVERSAL THREAD GRINDING COMPANYFairfield, CT · Active | Fairfield, CT | Corporation | Feb 3, 1967 | Active |
| WALSH & HURLEY COMPANY INCORPORATED, THEFairfield, CT · Dissolved | Fairfield, CT | Corporation | Feb 8, 1923 | Dissolved |
| WESTPORT FAIRFIELD PIANO CORP.Fairfield, CT · Forfeited | Fairfield, CT | Corporation | Nov 13, 1958 | Forfeited |
| REALTECH PROFESSIONAL ASSOCIATION INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Jul 20, 1972 | Active |
| UNION SQUARE CONDOMINIUMS, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Aug 26, 1977 | Active |
| APPALACHIAN VOLUNTEERS INC.Fairfield, CT · Dissolved | Fairfield, CT | Corporation | May 24, 1974 | Dissolved |
| ASPETUCK LAND TRUST, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Oct 21, 1966 | Active |
| BLACK ROCK GARDENS COOPERATIVE, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Oct 18, 1954 | Active |
| BRIDGEPORT PARK APARTMENTS, INC., THEFairfield, CT · Active | Fairfield, CT | Corporation | Nov 19, 1954 | Active |
| CANAAN CLOSE ASSOCIATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Nov 6, 1972 | Active |
| CHURCH HOUSING FOR FAIRFIELD, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | May 24, 1971 | Active |
| COACHLIGHT SQUARE ASSOCIATION OF BRIDGEPORT, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Jun 12, 1969 | Active |
| CONGREGATION DE NOTRE DAME, BLESSED SACRAMENT PROVINCE, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Apr 8, 1969 | Active |
| COUNTRY SQUIRE II ASSOCIATION OF CROMWELL, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | May 12, 1972 | Active |
| COUNTRY SQUIRE III ASSOCIATION OF CROMWELL, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Jun 25, 1974 | Active |
| DELLWOOD GARDENS CONDOMINIUM ASSOCIATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Sep 1, 1972 | Active |
| EINTRACHT KRANKEN & UNTERSTUETZUNGS VEREINFairfield, CT · Active | Fairfield, CT | Corporation | Apr 28, 1902 | Active |
| EVERGREEN PARK CONDOMINIUM ASSOCIATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Jul 27, 1973 | Active |
| FAYERWEATHER TOWERS CONDOMINIUM ASSOCIATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Feb 22, 1972 | Active |
| FLAX HILL SECTION I CONDOMINIUM ASSOCIATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Mar 18, 1974 | Active |
| HOWARD AND KATHERINE AIBEL FOUNDATION, INC., THEFairfield, CT · Active | Fairfield, CT | Corporation | Aug 22, 1969 | Active |
| GREATER BRIDGEPORT RETIRED TEACHERS FUND, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Dec 1, 1972 | Active |
| GREEN GLEN ASSOCIATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Mar 13, 1974 | Active |
| KHAKUM WOOD ASSOCIATION, INCORPORATED, THEFairfield, CT · Active | Fairfield, CT | Corporation | Jun 10, 1929 | Active |
| LANTERN WAY CONDOMINIUM ASSOCIATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Jul 5, 1973 | Active |
| THE LEAGUE OF WOMEN VOTERS OF FAIRFIELD, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Oct 10, 1973 | Active |
| LONG HILL GARDEN CLUB, INCORPORATED,THEFairfield, CT · Active | Fairfield, CT | Corporation | Apr 12, 1956 | Active |
| MONTICELLO MANOR CONDOMINIUM ASSOCIATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Dec 12, 1975 | Active |
| MOSSWOOD CONDOMINIUM ASSOCIATION, INC., THEFairfield, CT · Active | Fairfield, CT | Corporation | Sep 19, 1975 | Active |
| NORTH LAKE CONDOMINIUM ASSOCIATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Oct 15, 1970 | Active |
| NOTRE DAME ACADEMY OF WATERBURY, INCORPORATEDFairfield, CT · Active | Fairfield, CT | Corporation | Aug 16, 1961 | Active |
| PANNONIA AMERICAN-HUNGARIAN CLUB, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Sep 21, 1954 | Active |
| POLICE SQUARE CLUB OF CONNECTICUT INCORPORATEDFairfield, CT · Forfeited | Fairfield, CT | Corporation | Apr 27, 1956 | Forfeited |
| PROBUS CLUB OF GREATER BRIDGEPORT, INC.Fairfield, CT · Dissolved | Fairfield, CT | Corporation | May 9, 1966 | Dissolved |
| QUINCY AT SOUTHPORT CONDOMINIUM ASSOCIATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Apr 22, 1974 | Active |
| RIVER GARDEN TERRACE ASSOCIATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Jan 3, 1974 | Active |
| ST. RONAN STREET CONDOMINIUM ASSOCIATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Jan 29, 1973 | Active |
| 1700 BEDFORD ASSOCIATION, INC.Fairfield, CT · Active | Fairfield, CT | Corporation | Oct 31, 1972 | Active |
| STRATFIELD VOLUNTEER FIRE DEPARTMENT, THEFairfield, CT · Active | Fairfield, CT | Corporation | May 21, 1923 | Active |