| PROPCO MARINE ASSOCIATES, INC.Old Greenwich, CT · Dissolved | Old Greenwich, CT | Corporation | Mar 22, 1977 | Dissolved |
| SAM MART, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | Apr 28, 1969 | Active |
| OLD GREENWICH-RIVERSIDE COMMUNITY CENTER, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | Jan 20, 1958 | Active |
| CONNECTICUT SOCIETY OF THE SONS OF THE AMERICAN REVOLUTIONOld Greenwich, CT · Active | Old Greenwich, CT | Corporation | Jan 3, 1890 | Active |
| THE LIONS FOUNDATION OF GREENWICH, CONNECTICUT, INOld Greenwich, CT · Active | Old Greenwich, CT | Corporation | Jun 23, 1953 | Active |
| GREENWICH HIGH SCHOOL STUDENT LOAN FUND, INC. THEOld Greenwich, CT · Active | Old Greenwich, CT | Corporation | Jun 10, 1953 | Active |
| LUCAS POINT ASSOCIATION, INCORPORATED, THEOld Greenwich, CT · Active | Old Greenwich, CT | Corporation | Jul 30, 1942 | Active |
| OLD GREENWICH ASSOCIATION, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | Apr 19, 1973 | Active |
| OLD TIMERS ATHLETIC ASSOCIATION OF GREENWICH, CONNECTICUT, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | Jul 19, 1962 | Active |
| ORATORY OF THE LITTLE WAY, INCORPORATEDOld Greenwich, CT · Active | Old Greenwich, CT | Corporation | Dec 22, 1965 | Active |
| ROCKY POINT CLUB,INCORPORATED,THEOld Greenwich, CT · Active | Old Greenwich, CT | Corporation | Dec 17, 1953 | Active |
| ST. CLAIRE AVENUE ASSOCIATION, INC.Old Greenwich, CT · Forfeited | Old Greenwich, CT | Corporation | Nov 1, 1966 | Forfeited |
| SHOREHAME ASSOCIATION, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | Jun 9, 1964 | Active |
| SHORELANDS ASSOCIATION, INCORPORATEDOld Greenwich, CT · Active | Old Greenwich, CT | Corporation | Sep 8, 1950 | Active |
| SYLVAN SHORE PARK ASSOCIATION, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | Oct 31, 1932 | Active |
| STAMFORD YOUNG ARTISTS PHILHARMONIC, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | Oct 13, 1972 | Active |
| PERROT MEMORIAL LIBRARY ASSOCIATION OF OLD GREENWICH, INCORPORATEDOld Greenwich, CT · Active | Old Greenwich, CT | Corporation | Jul 27, 1905 | Active |
| ROBTOY, INC.Old Greenwich, CT · Dissolved | Old Greenwich, CT | Corporation | Aug 8, 1978 | Dissolved |
| LANGUAGE CENTER, INC. THEOld Greenwich, CT · Forfeited | Old Greenwich, CT | Corporation | Aug 28, 1978 | Forfeited |
| JUST BOOKS, INC.Old Greenwich, CT · Dissolved | Old Greenwich, CT | Corporation | Oct 10, 1978 | Dissolved |
| CAMEO THEATER, INCORPORATEDOld Greenwich, CT · Forfeited | Old Greenwich, CT | Corporation | Oct 26, 1978 | Forfeited |
| WILLIAM MERKLE ASSOCIATES, INC.Old Greenwich, CT · Dissolved | Old Greenwich, CT | Corporation | Apr 25, 1979 | Dissolved |
| HILLCREST ACRES, INC.Old Greenwich, CT · Forfeited | Old Greenwich, CT | Corporation | May 15, 1979 | Forfeited |
| TO BE DISSOLVED, INC.Old Greenwich, CT · Dissolved | Old Greenwich, CT | Corporation | Nov 10, 1958 | Dissolved |
| HOMOEOPATHIC RESEARCH CENTER, LTD.Old Greenwich, CT · Forfeited | Old Greenwich, CT | Corporation | Jul 27, 1979 | Forfeited |
| FAIRFIELD INDIVIDUAL PRACTICE ASSOCIATION, INC.Old Greenwich, CT · Dissolved | Old Greenwich, CT | Corporation | Sep 21, 1979 | Dissolved |
| OLD GREENWICH YACHT CLUB, INCORPORATED THEOld Greenwich, CT · Active | Old Greenwich, CT | Corporation | Oct 28, 1946 | Active |
| DANIEL ADAMS COMPANY THEGreenwich, CT · Dissolved | Greenwich, CT | Corporation | Aug 19, 1980 | Dissolved |
| PALMER ISLAND ASSOCIATION, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | Sep 19, 1980 | Active |
| VISIBLE CHANGES LTD.Old Greenwich, CT · Dissolved | Old Greenwich, CT | Corporation | Mar 9, 1981 | Dissolved |
| BENLEA WAY ASSOCIATION, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | May 12, 1981 | Active |
| SOUND BEACH VOLUNTEER SERVICES FOUNDATION, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | Dec 10, 1981 | Active |
| SOUND BEACH CREATIVE, LTD.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | Mar 29, 1982 | Active |
| BRAMBLE REAL ESTATE CORP.Old Greenwich, CT · Dissolved | Old Greenwich, CT | Corporation | May 21, 1982 | Dissolved |
| CORTINA LEARNING INTERNATIONAL, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | Jun 21, 1982 | Active |
| ORBEX INTERNATIONAL, INC.Old Greenwich, CT · Dissolved | Old Greenwich, CT | Corporation | Aug 20, 1982 | Dissolved |
| NAVTECH SYSTEMS, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | May 13, 1983 | Active |
| CONTINENTAL CALENDARS, INC.Riverside, CT · Dissolved | Riverside, CT | Corporation | Jul 11, 1983 | Dissolved |
| SHEPARD INSURANCE GROUP, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | Aug 16, 1983 | Active |
| RALPH LONGO CONSTRUCTION CORP.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | May 10, 1984 | Active |
| JUDITH JACKSON INC.Old Greenwich, CT · Forfeited | Old Greenwich, CT | Corporation | Jan 8, 1985 | Forfeited |
| BUSINESS INFORMATION STRATEGIES, INC.Old Greenwich, CT · Forfeited | Old Greenwich, CT | Corporation | Feb 22, 1985 | Forfeited |
| SOUND BEACH SERVICES, INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | May 10, 1985 | Active |
| FEINSOD ACE HARDWARE INC.Old Greenwich, CT · Active | Old Greenwich, CT | Corporation | Jun 18, 1985 | Active |
| MC GLOBAL CORPORATION LTDOld Greenwich, CT · Dissolved | Old Greenwich, CT | Corporation | Jul 24, 1985 | Dissolved |
| MYSTIC ASSURANCE CORPORATION OF CONNECTICUT THEOld Greenwich, CT · Active | Old Greenwich, CT | Corporation | Oct 10, 1985 | Active |
| STALLION CORPORATION THEOld Greenwich, CT · Withdrawn | Old Greenwich, CT | Corporation | Nov 18, 1985 | Withdrawn |
| OLD GREENWICH TAILORS & CLEANERS, INC.Old Greenwich, CT · Forfeited | Old Greenwich, CT | Corporation | May 7, 1986 | Forfeited |
| KERR'S VILLAGE PHARMACY INC.Old Greenwich, CT · Dissolved | Old Greenwich, CT | Corporation | Jun 25, 1986 | Dissolved |
| WALDEN PROPERTIES, INC.Old Greenwich, CT · Dissolved | Old Greenwich, CT | Corporation | Jul 16, 1986 | Dissolved |