| RING'S END, INCORPORATEDDarien, CT · Active | Darien, CT | Corporation | May 22, 1902 | Active |
| NOROTON MANOR PROPERTY OWNERS ASSOCIATION, INC.Darien, CT · Active | Darien, CT | Corporation | Feb 1, 1979 | Active |
| CONNECTICUT PROPERTY MANAGEMENT, INC.Darien, CT · Dissolved | Darien, CT | Corporation | Feb 27, 1979 | Dissolved |
| WEE BURN COUNTRY CLUB, INCORPORATED THEDarien, CT · Active | Darien, CT | Corporation | Feb 27, 1945 | Active |
| A. M. VAN S, INC.Darien, CT · Dissolved | Darien, CT | Corporation | Mar 19, 1979 | Dissolved |
| GLEN LIQUORS, INCORPORATEDDarien, CT · Active | Darien, CT | Corporation | Apr 26, 1979 | Active |
| MILLER AUTOMOBILE CORPORATIONDarien, CT · Dissolved | Darien, CT | Corporation | Nov 18, 1929 | Dissolved |
| FAIRFIELD INDUSTRIES INC.Darien, CT · Dissolved | Darien, CT | Corporation | Jun 4, 1979 | Dissolved |
| KEEWAYDIN HILLTOP CORPORATIONDarien, CT · Active | Darien, CT | Corporation | Aug 27, 1979 | Active |
| LAND TRUST OF DARIEN, INC.Darien, CT · Active | Darien, CT | Corporation | Apr 7, 1960 | Active |
| NOROTON HEIGHTS FIRE DEPARTMENT, INCORPORATED THEDarien, CT · Active | Darien, CT | Corporation | Jan 27, 1926 | Active |
| NOROTON FIRE DEPARTMENT, INCORPORATED THEDarien, CT · Active | Darien, CT | Corporation | Jan 10, 1912 | Active |
| IMBROGNO'S INCORPORATEDDarien, CT · Dissolved | Darien, CT | Corporation | Oct 2, 1979 | Dissolved |
| CHARLES H. ROUSELL, M.D., P.C.Darien, CT · Dissolved | Darien, CT | Corporation | Oct 15, 1979 | Dissolved |
| DARTECH CORP.Darien, CT · Dissolved | Darien, CT | Corporation | Oct 18, 1979 | Dissolved |
| DARIEN COMMUNITY ASSOCIATION INCORPORATEDDarien, CT · Active | Darien, CT | Corporation | Oct 31, 1929 | Active |
| DARIEN YELLOW CAB, INC.Darien, CT · Merged | Darien, CT | Corporation | Dec 31, 1979 | Merged |
| HAIG JEWELERS, INC.Darien, CT · Dissolved | Darien, CT | Corporation | Jan 4, 1980 | Dissolved |
| CROOKED MILE ROAD, INC.Darien, CT · Active | Darien, CT | Corporation | Jan 16, 1980 | Active |
| DARIEN BOARD OF REALTORS, INC.Darien, CT · Active | Darien, CT | Corporation | Dec 20, 1929 | Active |
| H. S. WERNER, INC.Darien, CT · Dissolved | Darien, CT | Corporation | Jan 24, 1980 | Dissolved |
| SHARO CORPORATIONDarien, CT · Dissolved | Darien, CT | Corporation | Apr 11, 1977 | Dissolved |
| TRAVEL STORE, INC. THEDarien, CT · Dissolved | Darien, CT | Corporation | Nov 25, 1975 | Dissolved |
| DARTECH SALES INC.Darien, CT · Dissolved | Darien, CT | Corporation | Apr 21, 1980 | Dissolved |
| ABC IN DARIEN,INC.Darien, CT · Active | Darien, CT | Corporation | May 23, 1980 | Active |
| GARDENER'S CENTER & FLORIST, INC. THEDarien, CT · Active | Darien, CT | Corporation | Sep 18, 1980 | Active |
| GERALD S. GILLIGAN & ASSOCIATES, INC.Darien, CT · Dissolved | Darien, CT | Corporation | Sep 19, 1980 | Dissolved |
| LELAND R. SMITH INCORPORATEDDarien, CT · Dissolved | Darien, CT | Corporation | Nov 5, 1980 | Dissolved |
| DARIEN ARTS CENTER INC.Darien, CT · Active | Darien, CT | Corporation | Feb 25, 1975 | Active |
| AFD Holdings, Inc.Darien, CT · Active | Darien, CT | Corporation | Aug 21, 1944 | Active |
| DRIVERS UNLIMITED, INC.Norwalk, CT · Active | Norwalk, CT | Corporation | Nov 19, 1980 | Active |
| LIFE-STUDY FELLOWSHIP FOUNDATION, INC.Darien, CT · Dissolved | Darien, CT | Corporation | Dec 23, 1980 | Dissolved |
| MAGNANT RE INTERMEDIARIES, INC.Darien, CT · Forfeited | Darien, CT | Corporation | Feb 6, 1981 | Forfeited |
| INTERIOR INTRIGUE, INC.Darien, CT · Dissolved | Darien, CT | Corporation | Feb 27, 1981 | Dissolved |
| DEACON'S HORSE ANTIQUES, INC.Darien, CT · Forfeited | Darien, CT | Corporation | Mar 3, 1981 | Forfeited |
| PATRICIA OTIS COOK, ED.D., P.C.Darien, CT · Dissolved | Darien, CT | Corporation | Mar 30, 1981 | Dissolved |
| A.G. BISSET & CO., INC.Darien, CT · Forfeited | Darien, CT | Corporation | Apr 13, 1981 | Forfeited |
| DARIEN NATURE CENTER, INC. THEDarien, CT · Active | Darien, CT | Corporation | May 18, 1981 | Active |
| ROBERT D. COTTLE, M.D.P.C.Darien, CT · Dissolved | Darien, CT | Corporation | Sep 3, 1970 | Dissolved |
| ALDAMAR ENTERPRISES, INC.Darien, CT · Dissolved | Darien, CT | Corporation | Jun 4, 1981 | Dissolved |
| NORWALK YELLOW CAB, INC.Stamford, CT · Active | Stamford, CT | Corporation | Jul 31, 1981 | Active |
| DARIEN ADVOCATES FOR EDUCATION OF THE GIFTED, INC.Darien, CT · Active | Darien, CT | Corporation | Aug 19, 1981 | Active |
| WEE BURN CONDOMINIUM ASSOCIATION, INC.Darien, CT · Active | Darien, CT | Corporation | Oct 27, 1981 | Active |
| GRETCHEN BRUNO, INC.Darien, CT · Active | Darien, CT | Corporation | Oct 29, 1981 | Active |
| H. E. AINSON CORP.Darien, CT · Dissolved | Darien, CT | Corporation | Jan 26, 1982 | Dissolved |
| WILLIAM W. SEYMOUR AND ASSOCIATES, P. C.Darien, CT · Dissolved | Darien, CT | Corporation | Feb 16, 1982 | Dissolved |
| A HEAD OF TIME, INC.Darien, CT · Dissolved | Darien, CT | Corporation | Feb 23, 1982 | Dissolved |
| FRATE AND BURT SEAFOOD, INC.Darien, CT · Active | Darien, CT | Corporation | Mar 8, 1982 | Active |
| PAPA JOE'S RESTAURANT, INC.Darien, CT · Active | Darien, CT | Corporation | Apr 21, 1982 | Active |
| DARIEN CONSTRUCTION AND DEVELOPMENT, INC.Darien, CT · Active | Darien, CT | Corporation | May 7, 1982 | Active |