| The Elm Press, Inc., Dissolved March 12, 2021Location not reported, CO · Voluntarily Dissolved | Location not reported, CO | Corporation | Sep 25, 2015 | Voluntarily Dissolved |
| C-B MANUFACTURING & TOOL COMPANY, INC.Terryville, CT · Active | Terryville, CT | Corporation | Sep 4, 1963 | Active |
| C & C HYDRAULICS, INC.Terryville, CT · Active | Terryville, CT | Corporation | Jul 15, 1977 | Active |
| COMMERCIAL REFRIGERATION COMPANY, INCORPORATED, THETerryville, CT · Forfeited | Terryville, CT | Corporation | Feb 2, 1954 | Forfeited |
| CONARC, INC.Terryville, CT · Dissolved | Terryville, CT | Corporation | Mar 18, 1975 | Dissolved |
| DRILL RITE CARBIDE TOOL COMPANY, INCORPORATEDTerryville, CT · Active | Terryville, CT | Corporation | Feb 13, 1975 | Active |
| ELM PRESS, INCORPORATED, THETerryville, CT · Active | Terryville, CT | Corporation | Mar 31, 1966 | Active |
| GEO. L. MFG. CO., INC. THETerryville, CT · Forfeited | Terryville, CT | Corporation | May 1, 1969 | Forfeited |
| GLEN MANUFACTURING CO., INC.Terryville, CT · Active | Terryville, CT | Corporation | Aug 14, 1968 | Active |
| MICHAUD TOOL INC.Terryville, CT · Active | Terryville, CT | Corporation | Oct 2, 1967 | Active |
| NORTH-EAST FASTENERS CORP.Terryville, CT · Active | Terryville, CT | Corporation | Aug 6, 1963 | Active |
| RAY MACHINE CORPORATIONTerryville, CT · Active | Terryville, CT | Corporation | Aug 15, 1968 | Active |
| RICHARDS CORPORATIONTerryville, CT · Active | Terryville, CT | Corporation | Jun 25, 1968 | Active |
| SCOTT FUNERAL HOMES, INC.Terryville, CT · Active | Terryville, CT | Corporation | Jul 28, 1966 | Active |
| TERRYVILLE AUTO PARTS, INC.Terryville, CT · Active | Terryville, CT | Corporation | Jun 6, 1972 | Active |
| UNIPRISE INTERNATIONAL, INC.Terryville, CT · Active | Terryville, CT | Corporation | Feb 19, 1976 | Active |
| BALDWIN PARK ASSOCIATION OF TERRYVILLE CONNECTICUTTerryville, CT · Active | Terryville, CT | Corporation | Apr 16, 1890 | Active |
| ANIMAL RESCUE FOUNDATION, INC.Terryville, CT · Active | Terryville, CT | Corporation | Jan 27, 1971 | Active |
| HOLT COMMUNITY CLUB, INCORPORATEDTerryville, CT · Dissolved | Terryville, CT | Corporation | May 14, 1954 | Dissolved |
| LIONS CLUB OF TERRYVILLE, CONNECTICUT, INCORPORATEDTerryville, CT · Active | Terryville, CT | Corporation | Jul 11, 1946 | Active |
| LOCK MUSEUM OF AMERICA, INCORPORATEDTerryville, CT · Active | Terryville, CT | Corporation | Dec 29, 1971 | Active |
| NAUGATUCK VALLEY KENNEL CLUB INCORPORATED THETerryville, CT · Active | Terryville, CT | Corporation | Aug 8, 1927 | Active |
| TERRYVILLE POLISH AMERICAN POLITICAL CLUB INCORPORATED, THETerryville, CT · Active | Terryville, CT | Corporation | Dec 21, 1938 | Active |
| PLYMOUTH LITTLE LEAGUE, INCORPORATEDTerryville, CT · Active | Terryville, CT | Corporation | Jul 1, 1953 | Active |
| PLYMOUTH POST NO. 20 THE AMERICAN LEGION DEPT. OF CONNECTICUT, INC.Terryville, CT · Active | Terryville, CT | Corporation | Jan 5, 1932 | Active |
| RUSSIAN AMERICAN CITIZENS CLUB, INCORPORATEDTerryville, CT · Dissolved | Terryville, CT | Corporation | Nov 3, 1921 | Dissolved |
| RATLUM MOUNTAIN FISH AND GAME CLUB, INCORPORATEDTerryville, CT · Active | Terryville, CT | Corporation | Feb 4, 1938 | Active |
| MIKE GLOWA BABE RUTH LEAGUE, INC.Terryville, CT · Dissolved | Terryville, CT | Corporation | Jul 8, 1958 | Dissolved |
| TERRYVILLE COUNTRY FAIR, INC.Terryville, CT · Active | Terryville, CT | Corporation | Sep 5, 1975 | Active |
| TOWN OF PLYMOUTH CHAMBER OF COMMERCE, INC.Terryville, CT · Forfeited | Terryville, CT | Corporation | May 11, 1973 | Forfeited |
| TERRYVILLE FISH AND GAME CLUB, INCORPORATEDTerryville, CT · Active | Terryville, CT | Corporation | Oct 2, 1905 | Active |
| MALCO, INC.Terryville, CT · Dissolved | Terryville, CT | Corporation | Mar 31, 1978 | Dissolved |
| WOLLENBERG'S INC.Terryville, CT · Dissolved | Terryville, CT | Corporation | Apr 20, 1979 | Dissolved |
| PLAINVILLE FISH AND GAME ASSOCIATION INCORPORATEDTerryville, CT · Active | Terryville, CT | Corporation | Aug 4, 1933 | Active |
| METALS TECHNOLOGY, INC.Terryville, CT · Dissolved | Terryville, CT | Corporation | Jan 6, 1981 | Dissolved |
| B. J. TOOL COMPANY THETerryville, CT · Dissolved | Terryville, CT | Corporation | Mar 14, 1947 | Dissolved |
| STONE PAINTING & DRYWALL, INC.Terryville, CT · Forfeited | Terryville, CT | Corporation | Oct 19, 1981 | Forfeited |
| SUN DESIGNE, LTD.Terryville, CT · Dissolved | Terryville, CT | Corporation | Mar 12, 1982 | Dissolved |
| CWC ARCHITECTURAL WOODWORKING, INC.Terryville, CT · Active | Terryville, CT | Corporation | May 14, 1982 | Active |
| FRANK J. COSCINA ASSOCIATES, INC.Terryville, CT · Dissolved | Terryville, CT | Corporation | Jun 16, 1982 | Dissolved |
| PHOENIX PRODUCTS COMPANYTerryville, CT · Active | Terryville, CT | Corporation | Aug 9, 1982 | Active |
| ARISE, SHINE, INC.Terryville, CT · Forfeited | Terryville, CT | Corporation | Feb 10, 1983 | Forfeited |
| BMG LIQUIDATING CORPORATIONTerryville, CT · Dissolved | Terryville, CT | Corporation | Mar 14, 1983 | Dissolved |
| TERRYVILLE-PLYMOUTH DAY CARE CENTER, INC.Terryville, CT · Active | Terryville, CT | Corporation | Apr 22, 1983 | Active |
| TERRYVILLE RETIREMENT COMMUNITY CORPORATIONTerryville, CT · Active | Terryville, CT | Corporation | May 18, 1983 | Active |
| LE TRAVEL PLACE,LTD.Terryville, CT · Dissolved | Terryville, CT | Corporation | Jun 16, 1983 | Dissolved |
| WEBSTER AUTO SALES, INC.Terryville, CT · Active | Terryville, CT | Corporation | Jul 25, 1983 | Active |
| WATERTOWN ART LEAGUE, INC.Terryville, CT · Active | Terryville, CT | Corporation | Apr 20, 1967 | Active |
| RDS ELECTRIC, INCORPORATEDTerryville, CT · Dissolved | Terryville, CT | Corporation | Jan 30, 1984 | Dissolved |
| PETIT'S GROCERY, CORP.Terryville, CT · Forfeited | Terryville, CT | Corporation | Mar 30, 1984 | Forfeited |