| M. G. ELECTRIC & CONSTRUCTION, INC.Bristol, CT · Active | Bristol, CT | Corporation | Dec 1, 1970 | Active |
| M & R ENTERPRISES OF FORESTVILLE, INC.Forestville, CT · Dissolved | Forestville, CT | Corporation | Oct 14, 1969 | Dissolved |
| MACKSON MFG. CO., INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Jan 7, 1963 | Dissolved |
| BRISTOL RESIDENTIAL HEATING AND PLUMBING, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Jan 9, 1976 | Dissolved |
| MARTEL ENTERPRISES, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | May 17, 1972 | Dissolved |
| LAVIERO CORPORATIONBristol, CT · Dissolved | Bristol, CT | Corporation | Jan 17, 1974 | Dissolved |
| MCINTIRE COMPANYBristol, CT · Forfeited | Bristol, CT | Corporation | May 11, 1960 | Forfeited |
| MELNICK METAL WORKS INCORPORATEDBristol, CT · Active | Bristol, CT | Corporation | Mar 11, 1960 | Active |
| METAL SERVICES, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Jan 15, 1965 | Dissolved |
| NOBBY BEVERAGES, INCORPORATEDBristol, CT · Dissolved | Bristol, CT | Corporation | Mar 7, 1949 | Dissolved |
| CFS FUNERAL SERVICES OF CONNECTICUT, INC.Bristol, CT · Merged | Bristol, CT | Corporation | Dec 30, 1947 | Merged |
| O'ROURKE PRINTERY, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Jul 1, 1964 | Dissolved |
| P. A. MASON CONTRACTORS, INC.Bristol, CT · Forfeited | Bristol, CT | Corporation | Apr 4, 1974 | Forfeited |
| PLAINVILLE ELECTRICAL PRODUCTS COMPANY, THEBristol, CT · Active | Bristol, CT | Corporation | Feb 1, 1946 | Active |
| PLAINVILLE MACHINE & TOOL COMPANY, INC.Bristol, CT · Active | Bristol, CT | Corporation | Jul 26, 1966 | Active |
| CHESTNUT UNITED CORPORATIONBristol, CT · Dissolved | Bristol, CT | Corporation | Apr 6, 1959 | Dissolved |
| QUALITY COILS, INCORPORATEDBristol, CT · Active | Bristol, CT | Corporation | Mar 2, 1965 | Active |
| BRETCO, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Dec 26, 1918 | Dissolved |
| R & R CORRUGATED CONTAINER, INC.Bristol, CT · Active | Bristol, CT | Corporation | Feb 6, 1968 | Active |
| RADCLIFF WIRE, INC.Bristol, CT · Active | Bristol, CT | Corporation | Mar 4, 1959 | Active |
| RADIOLOGIC ASSOCIATES, P.C.Bristol, CT · Active | Bristol, CT | Corporation | Oct 31, 1969 | Active |
| Ray's Automotive Group, Inc.Bristol, CT · Active | Bristol, CT | Corporation | Dec 10, 1962 | Active |
| REDMAN PATTERN COMPANY, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Nov 19, 1973 | Dissolved |
| SEGULJIC & ADLER, M.D., P.C.Bristol, CT · Dissolved | Bristol, CT | Corporation | Oct 1, 1970 | Dissolved |
| RACHAEL & LAUREN, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Jul 6, 1966 | Dissolved |
| WENTLAND BUILDERS, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Sep 18, 1968 | Dissolved |
| ROYAL SCREW MACHINE PRODUCTS COMPANY THEBristol, CT · Active | Bristol, CT | Corporation | Oct 31, 1960 | Active |
| ETHERINGTON INDUSTRIES, INC.Bristol, CT · Active | Bristol, CT | Corporation | Jan 18, 1974 | Active |
| S & J RENOVATING CONTRACTORS, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Feb 15, 1968 | Dissolved |
| S.M.T. INDUSTRIES, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Feb 2, 1973 | Dissolved |
| SHADY OAKS REST HOME, INC.Bristol, CT · Active | Bristol, CT | Corporation | May 27, 1976 | Active |
| SHANNON'S DIAMONDS AND FINE JEWELRY, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Apr 18, 1975 | Dissolved |
| STANDARD MACHINE & TOOL, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Aug 16, 1963 | Dissolved |
| SMC MANUFACTURING COMPANYBristol, CT · Dissolved | Bristol, CT | Corporation | Jan 6, 1969 | Dissolved |
| STANLEY SUCHODOLSKI FUNERAL HOME, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Jun 2, 1960 | Dissolved |
| STATE MECHANICAL SERVICES, INC.Bristol, CT · Forfeited | Bristol, CT | Corporation | Jun 3, 1974 | Forfeited |
| STATELY FLOORS, INCORPORATEDBristol, CT · Dissolved | Bristol, CT | Corporation | Aug 6, 1941 | Dissolved |
| STEPHEN NISSAN, INC.Bristol, CT · Active | Bristol, CT | Corporation | Nov 10, 1970 | Active |
| STEPHEN CADILLAC GMC, INC.Bristol, CT · Active | Bristol, CT | Corporation | Jun 14, 1957 | Active |
| STEPHEN REALTY & DEVELOPMENT, INC.Bristol, CT · Active | Bristol, CT | Corporation | Jun 19, 1968 | Active |
| G.T.A. RENTAL CORP.Bristol, CT · Active | Bristol, CT | Corporation | Oct 26, 1972 | Active |
| T. SENDZIMIR, INC.Bristol, CT · Active | Bristol, CT | Corporation | May 21, 1957 | Active |
| TEXAS CAFE, INC.Bristol, CT · Forfeited | Bristol, CT | Corporation | May 2, 1973 | Forfeited |
| THOMAS V. POSITANO PLUMBING, INCBristol, CT · Active | Bristol, CT | Corporation | Sep 20, 1976 | Active |
| TOLLMAN SPRING COMPANY, LLCBristol, CT · Active | Bristol, CT | LLC | Apr 14, 2023 | Active |
| TREBILL CORPORATIONBristol, CT · Dissolved | Bristol, CT | Corporation | Dec 27, 1974 | Dissolved |
| TRIPLE A MAC, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Oct 21, 1957 | Dissolved |
| TYROL MANUFACTURING CO. THEBristol, CT · Dissolved | Bristol, CT | Corporation | Jul 1, 1969 | Dissolved |
| VITTORIO MIRABELLI, M.D., P.C.Bristol, CT · Dissolved | Bristol, CT | Corporation | Jun 1, 1972 | Dissolved |
| WALLACE BARNES COMPANY, THEBristol, CT · Dissolved | Bristol, CT | Corporation | Nov 27, 1936 | Dissolved |