| 3120 MAIN CORPORATION | — | 0098124 | 1931-05-22 | Dissolved | |
| 450 ROYAL PALM WAY, INC. | — | 0135138 | 1931-01-19 | Revoked | |
| A-T LIQUIDATING, INC. | — | 0002389 | 1931-02-09 | Merged | |
| A. C. HERSHATTER & CO., INCORPORATED | — | 0081332 | 1931-03-03 | Dissolved | NONE |
| A. NITKIN, INCORPORATED | — | 0081829 | 1931-11-09 | Revoked | |
| AETNA SERVICE STATIONS,INC. | — | 0081426 | 1931-07-06 | Dissolved | |
| ALBERT JOHNSON POST NO. 90 THE AMERICAN LEGION, DEPARTMENT OF CONNECTICUT, INCORPORATED THE | — | 0051124 | 1931-04-22 | Revoked | |
| ALFRED MITCHELL WOODS ASSOCIATION, INCORPORATED THE | — | 0051153 | 1931-01-15 | Dissolved | |
| ALLINGTOWN FIRE DEPARTMENT AUXILIARY, INCORPORATED THE | — | 0051212 | 1931-02-13 | Revoked | |
| ALMADA LODGE-TIMES FARM CAMP CORPORATION, THE | — | 0075936 | 1931-03-28 | Dissolved | Andover |
| AMERICAN FACTORS, INC. | — | 0072001 | 1931-01-29 | Dissolved | |
| AMERICAN LEGION AUXILIARY UNIT, HUGHSON POST NO. 71, DEPARTMENT OF CONNECTICUT, INCORPORATED | — | 0051440 | 1931-06-29 | Revoked | |
| AMSTON LAKE COMPANY, THE | — | 0002251 | 1931-06-26 | Active | AMSTON |
| ANHEUSER-BUSCH, INCORPORATED | — | 0081587 | 1931-03-09 | Withdrawn | |
| ANSONIA MEMORIAL DAY ASSOCIATION, INCORPORATED, THE | — | 0051658 | 1931-04-23 | Revoked | |
| ANTONIO R. ABRIOLA & SON, INCORPORATED | — | 0002532 | 1931-01-09 | Dissolved | |
| BALTIMORE DRUG STORE, INCORPORATED | — | 0004175 | 1931-07-08 | Dissolved | |
| BARNES GROUP INC. | Manufacturing | 0097560 | 1931-03-12 | Active | BRISTOL |
| BEACON GRANGE, NO. 118, P. OF H. INC., THE | — | 0051901 | 1931-10-21 | Revoked | |
| BEDFORD REALTY COMPANY | — | 0004683 | 1931-12-02 | Dissolved | NONE |
| BENEDICT SERVICE STATIONS, INCORPORATED | — | 0004861 | 1931-02-24 | Revoked | NONE |
| BEULAH HEIGHTS FIRST PENTECOSTAL CHURCH JESUS ONLY, INC. | — | 0191520 | 1931-04-06 | Active | |
| BIRDSEYE PRESS, INCORPORATED | — | 0005324 | 1931-03-16 | Dissolved | |
| BRADY-CULHANE AGENCY, INCORPORATED | — | 0005892 | 1931-04-13 | Revoked | |
| CANDLEWOOD ISLE ASSOCIATION, INCORPORATED THE | — | 0052378 | 1931-01-24 | Active | New Fairfield |
| CANDLEWOOD LAKE CLUB INCORPORATED, THE | — | 0052379 | 1931-02-28 | Active | BROOKFIELD |
| CENTRAL DRUG & SURGICAL CO., INC. | — | 0070729 | 1931-01-13 | Dissolved | NONE |
| CHRISTIAN SCIENCE SOCIETY, BRISTOL | — | 0111754 | 1931-09-14 | Dissolved | |
| CHURCH OF THE TRIUMPHANT LIFE, THE | — | 0063046 | 1931-10-28 | Active | NONE |
| CHURCH STREET REALTY COMPANY THE | — | 0009127 | 1931-05-07 | Dissolved | |
| CITY BEEF COMPANY OF BRIDGEPORT, INCORPORATED | — | 0009226 | 1931-01-14 | Dissolved | |
| CLARK MONUMENT CENTER, INC. | — | 0082512 | 1931-07-13 | Revoked | NONE |
| COCA-COLA BOTTLING COMPANY OF SOUTHEASTERN NEW ENGLAND, INC. | — | 0068336 | 1931-03-23 | Merged | |
| COHEN & POWELL, INCORPORATED | — | 0082440 | 1931-01-20 | Merged | |
| COLCHESTER LUMBER & COAL COMPANY | — | 0078145 | 1931-01-12 | Merged | |
| CONGRESS ELECTRICAL SUPPLY CO., INCORPORATED | — | 0010255 | 1931-12-17 | Dissolved | |
| CONNECTICUT MOTOR CLUB, INCORPORATED THE | — | 0082395 | 1931-12-14 | Merged | |
| COOK, NEWTON & SMITH, INCORPORATED | — | 0011119 | 1931-02-19 | Dissolved | |
| COS COB FIRE POLICE PATROL, INCORPORATED, THE | — | 0053491 | 1931-06-04 | Active | COS COB |
| CREDIT BUREAU, INCORPORATED, THE | — | 0053566 | 1931-07-13 | Revoked | NONE |
| CRSC DISSOLUTION CORP. | — | 0092173 | 1931-02-27 | Dissolved | |
| D V CORPORATION | — | 0079834 | 1931-05-14 | Revoked | NORWICH |
| D. V. FRIONE & COMPANY, INCORPORATED | — | 0012330 | 1931-01-12 | Revoked | |
| DANBURY YACHT CLUB, INCORPORATED | — | 0012563 | 1931-09-28 | Active | |
| DEB-ETTE SHOE CORPORATION | — | 0068941 | 1931-07-03 | Merged | |
| DERBY WINNELSON CO. | — | 0012175 | 1931-02-05 | Dissolved | NONE |
| DILLON-CHAPIN,INCORPORATED | — | 0083922 | 1931-06-22 | Revoked | |
| DORAN BROTHERS, INCORPORATED | — | 0014012 | 1931-05-18 | Dissolved | |
| DOUGHERTY DRUG STORES, INCORPORATED | — | 0083468 | 1931-01-07 | Dissolved | |
| DURHAM VOLUNTEER FIRE COMPANY INCORPORATED | — | 0053834 | 1931-08-15 | Revoked | NONE |