| BANG-T CORPORATION | — | 0004198 | 1955-03-15 | Merged | |
| BANK BUILDING & EQUIPMENT CORPORATION OF AMERICA | — | 0081966 | 1955-09-22 | Revoked | NONE |
| BANTAM PROPERTIES, INC. | — | 0004229 | 1955-07-07 | Dissolved | |
| BANTAM SUPPLY COMPANY, INCORPORATED | — | 0004230 | 1955-04-29 | Dissolved | |
| BARBARA HOMES, INCORPORATED | — | 0004245 | 1955-08-08 | Dissolved | |
| BARBARA'S HOUSE INC. | — | 0094309 | 1955-01-06 | Active | GREENWICH |
| BARR CONSTRUCTION CORPORATION, THE | — | 0004371 | 1955-01-03 | Dissolved | |
| BAUBLES, BANGLES 'N BEADS OF CONNECTICUT, INC. | — | 0007777 | 1955-06-01 | Merged | |
| BAYUK CIGARS INCORPORATED | — | 0078021 | 1955-08-29 | Withdrawn | |
| BEATRICE HOMES INCORPORATED | — | 0004600 | 1955-05-12 | Dissolved | |
| BEECH TREE CORPORATION, THE | — | 0004693 | 1955-01-05 | Dissolved | |
| BEECHWOOD MANOR, INCORPORATED | — | 0004698 | 1955-07-26 | Dissolved | |
| BENEFICIAL CREDIT SERVICES OF CONNECTICUT INC. | — | 0079418 | 1955-10-24 | Withdrawn | HARTFORD |
| BENHAM HILL HOMES INCORPORATED | — | 0004883 | 1955-04-06 | Dissolved | NONE |
| BENT AND BENT-REAL ESTATE, INC. | — | 0004941 | 1955-09-01 | Revoked | NONE |
| BENT REALTY COMPANY THE | — | 0082022 | 1955-06-15 | Merged | |
| BERRIS MOTELS, INCORPORATED | — | 0005103 | 1955-11-22 | Dissolved | |
| BETH ABRAHAM CEMETERY ASSOCIATION, INCORPORATED, THE | — | 0062782 | 1955-01-07 | Active | |
| BETSY ROSS NURSERY SCHOOL, INC., THE | — | 0051993 | 1955-06-09 | Revoked | |
| BI-RITE FURNITURE OUTLET, INCORPORATED | — | 0005328 | 1955-06-29 | Dissolved | |
| BIBLEWAY CHURCH OF OUR LORD JESUS CHRIST WORLD-WIDE | — | 0191571 | 1955-11-07 | Active | |
| BILL MENORIAL LIBRARY OF GROTON, THE | — | 0066642 | 1955-11-29 | Active | |
| BLAIKIE MILLER & HINES, INC. | — | 0078805 | 1955-03-14 | Merged | |
| BLUSTONE'S BARN, INCORPORATED | — | 0005516 | 1955-09-08 | Dissolved | |
| BOLTON DAIRY, INCORPORATED | — | 0005637 | 1955-02-09 | Revoked | |
| BOUTON HOLDING CORPORATION | — | 0005811 | 1955-02-21 | Dissolved | NORWALK |
| BRAINARD-AHRENS, INCORPORATED | — | 0005907 | 1955-01-07 | Dissolved | |
| BRANCH TWENTY (20) FLEET RESERVE ASSOCIATION, INCORPORATED | — | 0099909 | 1955-10-13 | Revoked | NONE |
| BRAND-NU LABORATORIES, INCORPORATED | — | 0005926 | 1955-02-14 | Merged | MERIDEN |
| BRANFORD CONGREGATION OF JEHOVAH'S WITNESSES, INCORPORATED THE | — | 0191542 | 1955-06-16 | Active | |
| BRANFORD EDUCATION FUND INCORPORATED | — | 0052117 | 1955-09-06 | Revoked | NONE |
| BRAZOS CIVIC ASSOCIATION,INCORPORATED,THE | — | 0080990 | 1955-09-15 | Revoked | NONE |
| BRIDGEPORT CORSET COMPANY,THE | — | 0006118 | 1955-12-27 | Dissolved | NONE |
| BRIDGEPORT MARKING MACHINES, INC. | — | 0006142 | 1955-05-06 | Dissolved | |
| BRIDGEPORT ROLLING MILLS COMPANY | — | 0095908 | 1955-01-06 | Revoked | NONE |
| BRIDGEPORT TESTING LABORATORY, INCORPORATED | — | 0006173 | 1955-12-19 | Dissolved | BRIDGEPORT |
| BRIDGEPORT WEB COMPANY THE | — | 0006178 | 1955-06-24 | Dissolved | |
| BRIGHT VIEW HOSPITAL OF AVON, INC. THE | — | 0081813 | 1955-11-17 | Revoked | |
| BRISTOL CONGREGATION OF JEHOVAH'S WITNESSES, INCORPORATED THE | — | 0191550 | 1955-02-14 | Active | |
| BRISTOL LINCOLN-MERCURY, INC. | — | 0006236 | 1955-01-13 | Dissolved | NONE |
| BRISTOL PHARMACISTS ASSOCIATION, INCORPORATED, THE | — | 0052222 | 1955-03-14 | Revoked | |
| BRITTON & STONE LUMBER CO., INC. | — | 0006279 | 1955-09-27 | Dissolved | |
| BRITTON CORPORATION THE | — | 0086347 | 1955-04-19 | Merged | |
| BROAD BROOK LIBRARY ASSOCIATION INCORPORATED | — | 0052237 | 1955-04-05 | Active | Broad Brook |
| BROOKHOLLOW FARM ASSOCIATION, INC. | — | 0052256 | 1955-05-02 | Dissolved | |
| BROOKSIDE RESTAURANT, INCORPORATED | — | 0006396 | 1955-06-10 | Dissolved | |
| BRUNO'S BEAUTY SALON, INC. | — | 0006498 | 1955-06-20 | Revoked | |
| BSPS INCORPORATED | — | 0006285 | 1955-12-27 | Dissolved | |
| BUCKLAND MANUFACTURING INCORPORATED | — | 0006545 | 1955-04-07 | Revoked | |
| BUENA VISTA PICTURES DISTRIBUTION, INC. | — | 0078299 | 1955-07-25 | Withdrawn | BURBANK |