| CONNECTICUT SOCIETY OF GERONTOLOGY, INC. | — | 0053329 | 1962-06-15 | Revoked | NONE |
| CONNECTICUT SOCIETY, INC. | — | 0087946 | 1979-01-26 | Revoked | NONE |
| CONNECTICUT SOLAR HEATING, INC. | — | 0098392 | 1979-11-13 | Dissolved | NONE |
| CONNECTICUT SOUNDSIDE PHYSICAL THERAPY HOMECARE, PC | — | 0892390 | 2007-03-15 | Dissolved | NONE |
| CONNECTICUT SOUNDWORKS, INC. | — | 0101859 | 1980-02-07 | Revoked | NONE |
| CONNECTICUT SPACE CENTER, INC. | — | 0217450 | 1988-05-26 | Revoked | NONE |
| CONNECTICUT SPANIEL FIELD TRIAL ASSOCIATION, INCORPORATED | — | 0053339 | 1939-09-01 | Dissolved | NONE |
| CONNECTICUT SPORTS SKILLS, INC. | — | 0292485 | 1993-11-09 | Revoked | NONE |
| CONNECTICUT SPORTS THERAPY & REHABILITATION, P.C. | — | 0207207 | 1987-10-16 | Revoked | NONE |
| CONNECTICUT SPRAY BOOTH, INC. | — | 0228457 | 1989-01-03 | Dissolved | NONE |
| CONNECTICUT STAFFING ASSOCIATION CHAPTER OF AMERICAN STAFFING ASSOCIATION INC. | — | 0053033 | 1972-02-02 | Revoked | NONE |
| CONNECTICUT STAMP DEALERS ASSOCIATION, INC. | — | 0080215 | 1978-09-18 | Revoked | NONE |
| CONNECTICUT STATE ASSOCIATION OF POWER ENGINEERS, N.A.P.E. INC. | — | 0053350 | 1974-10-01 | Revoked | NONE |
| CONNECTICUT STATE ASSOCIATION OF WOMEN'S CLUBS, INCORPORATED THE | — | 0053352 | 1956-11-30 | Revoked | NONE |
| CONNECTICUT STATE ASSURANCE CORP. | — | 0527429 | 1995-12-11 | Withdrawn | NONE |
| CONNECTICUT STATE CAPITOL POLICE ASSOCIATION, INC. | — | 0297641 | 1994-04-27 | Dissolved | NONE |
| CONNECTICUT STATE CAPITOL PRESERVATION AND RESTORATION COMMISSION, INC. | — | 0053356 | 1972-03-16 | Revoked | NONE |
| CONNECTICUT STATE FAIR, INC. | — | 0260717 | 1991-05-14 | Revoked | NONE |
| CONNECTICUT STATE FIELD ARCHERY ASSOCIATION INCORPORATED, THE | — | 0053365 | 1958-05-09 | Revoked | NONE |
| CONNECTICUT STATE FOSTER PARENTS ORGANIZATION, INC. | — | 0106600 | 1980-06-17 | Revoked | NONE |
| CONNECTICUT STATE MEDICAL SOCIETY IPA, INC. | — | 0185507 | 1986-07-08 | Dissolved | NONE |
| CONNECTICUT STATE RIFLE AND REVOLVER ASSOCIATION INCORPORATED, THE | — | 0053373 | 1936-01-06 | Revoked | NONE |
| CONNECTICUT STATE TAXPAYERS ASSOCIATION, INCORPORATED | — | 0053379 | 1973-11-13 | Revoked | NONE |
| CONNECTICUT STEAK ASSOCIATES, INC. | — | 0010755 | 1970-01-05 | Dissolved | NONE |
| CONNECTICUT STEEL STRUCTURES, INC. | — | 0171177 | 1985-06-26 | Revoked | NONE |
| CONNECTICUT STEEL SUPPLY, INC. | — | 0100017 | 1979-12-27 | Dissolved | NONE |
| CONNECTICUT T.V. CORP. | — | 0215679 | 1988-04-25 | Revoked | NONE |
| CONNECTICUT TECHNICAL INSTITUTE, INC. | — | 0166750 | 1985-03-08 | Dissolved | NONE |
| CONNECTICUT TELEMARKETING SERVICES, INC. | — | 0145883 | 1983-08-04 | Revoked | NONE |
| CONNECTICUT TELEVISION, INC. | — | 0010768 | 1959-06-15 | Dissolved | NONE |
| CONNECTICUT TERRIER CLUB, INC. THE | — | 0257176 | 1991-01-04 | Dissolved | NONE |
| CONNECTICUT TEXTILE CORPORATION | — | 0144374 | 1983-06-22 | Revoked | NONE |
| CONNECTICUT THEATRE LAB, LTD. | — | 0170910 | 1985-06-19 | Revoked | NONE |
| CONNECTICUT THOROUGHBRED BREEDERS' ASSOCIATION, INC. | — | 0053390 | 1972-06-19 | Revoked | NONE |
| CONNECTICUT THUNDERBOLTS, INC. | — | 0054268 | 1975-07-08 | Dissolved | NONE |
| CONNECTICUT TICKET SERVICE, INC. | — | 0133240 | 1982-08-12 | Revoked | NONE |
| CONNECTICUT TIMBER PRODUCTS, INC. | — | 0175664 | 1985-10-24 | Revoked | NONE |
| CONNECTICUT TOBACCO & CANDY DISTRIBUTORS, INC. | — | 0129737 | 1982-04-27 | Revoked | NONE |
| CONNECTICUT TRADE INTERNATIONAL, INC. | — | 0249863 | 1990-06-28 | Revoked | NONE |
| CONNECTICUT TRANSITIONS, INC. | — | 0181619 | 1986-03-20 | Dissolved | NONE |
| CONNECTICUT TRANSMISSION PARTS, INC. | — | 0072915 | 1977-10-13 | Revoked | NONE |
| CONNECTICUT TUNNEL LINING SERVICE, INC. | — | 0010795 | 1971-01-07 | Revoked | NONE |
| CONNECTICUT TYPEWRITER CO. | — | 0161444 | 1984-10-01 | Revoked | NONE |
| CONNECTICUT TYPOGRAPHIC SERVICE, INCORPORATED | — | 0010798 | 1968-03-20 | Revoked | NONE |
| CONNECTICUT UNION OF DISABILITY ACTION GROUPS, INC. | — | 0222127 | 1988-08-15 | Revoked | NONE |
| CONNECTICUT UTF, INC. | — | 0163966 | 1984-12-17 | Revoked | NONE |
| CONNECTICUT VAGABONDS SENIOR DRUM & BUGLE CORPS INC. | — | 0135099 | 1982-10-08 | Revoked | NONE |
| CONNECTICUT VALLEY ARMS, INC. | — | 0103793 | 1980-04-02 | Revoked | NONE |
| CONNECTICUT VALLEY AUTO PARTS, INC. | — | 0160931 | 1984-09-18 | Dissolved | NONE |
| CONNECTICUT VALLEY COMPONENTS CORP. | — | 0151929 | 1984-01-18 | Revoked | NONE |