| 1413 FERNANDEZ JUNCOS, INC. | — | 36048 | 1975-10-23 | Active | SAN JUAN |
| 4 SEASON TRAVEL, INC. | — | 34653 | 1975-02-07 | Active | SAN JUAN |
| A.M.V. DEVELOPMENT, CORP. | — | 35064 | 1975-04-29 | Dissolved | MAYAGUEZ |
| ACADEMIA BAUTISTA DE PUERTO NUEVO, INC. | — | 7880 | 1975-05-14 | Active | SAN JUAN |
| ACEVEDO ALFAU CONSTRUCTION, INC. | — | 34593 | 1975-01-29 | Dissolved | RIO PIEDRAS |
| ADOLFO PEREZ, ELECTRICISTAS & CONTRATISTAS, INC. | — | 35282 | 1975-06-11 | Dissolved | COMERIO |
| AERCO BROADCASTING CORPORATION | — | 35768 | 1975-09-18 | Active | SAN JUAN |
| AGENCIA DE PUBLICACIONES DE PUERTO RICO, INC. | — | 4781 | 1975-11-04 | Canceled | |
| AHORRO Y CREDITO EMPLEADOS ADMINISTRATIVOS GTE-SYLVANIA-ZINSCO-PUERTO RICO (COOPERATIVA DE | — | 523 | 1975-04-04 | Canceled | |
| ALCO CORPORATION | — | 35056 | 1975-04-30 | Canceled | SAN JUAN |
| ALERT MAINTENANCE CORP. | — | 36150 | 1975-12-01 | Canceled | |
| ALEXANDRIA CORPORATION | — | 35328 | 1975-06-10 | Canceled | PONCE |
| ALIANZA EVANGELISTICA MISIONERA, INC. | — | 7742 | 1975-02-11 | Active | CAROLINA |
| ALL SYSTEM ELECTRONIC, INC. | — | 35774 | 1975-09-18 | Active | BAYAMON |
| ALLERGAN SALES PUERTO RICO, INC. | — | 4752 | 1975-09-22 | Active | SAN JUAN |
| ALMACENES Y FRIGORÍFICO FLORIDA, INC. | — | 35710 | 1975-09-03 | Active | FLORIDA |
| ALMACENES YAKIMA DE BAYAMON, INC. | — | 36081 | 1975-10-02 | Canceled | BAYAMON |
| AMERICAN COLLEGE OF PUERTO RICO, INC. | — | 7222 | 1975-03-11 | Active | BAYAMON |
| ASEI, INC. | — | 35820 | 1975-09-26 | Canceled | BAYAMON |
| ASOCIACION COMUNAL RECREATIVA JARDINES DE TOA ALTA, INC. | — | 7711 | 1975-01-23 | Canceled | TOA ALTA |
| ASOCIACION DE COMPAÑIAS DE SEGUROS DE PUERTO RICO, INC. | — | 7991 | 1975-05-09 | Active | GUAYNABO |
| ASOCIACION DE CONDOMINES THE EXECUTIVE TOWER, INC. | — | 8166 | 1975-10-30 | Canceled | |
| ASOCIACION DE CUNICULTORES DE PUERTO RICO, INC. | — | 7797 | 1975-03-19 | Canceled | ARECIBO |
| ASOCIACION DE EDUCACION FISICA Y RECREACION DE PUERTO RICO, INC. | — | 8236 | 1975-12-18 | Active | TOA ALTA |
| ASOCIACION DE PESCADORES DE LA PLAYA DE PONCE, PUERTO RICO, INC. | — | 8144 | 1975-10-17 | Active | |
| ASOCIACION DE PESCADORES DE PALMER, INC. | — | 8080 | 1975-09-12 | Canceled | |
| ASOCIACION DE PESCADORES DE VIEQUES, INC. | — | 7763 | 1975-02-26 | Active | |
| ASOCIACION DE RESIDENTES DE MANSIONES DE GARDEN HILLS, INC. | — | 7768 | 1975-03-03 | Canceled | |
| ASOCIACION DE RESIDENTES DEL CONDOMINIO TORRELINDA, INC. | — | 8097 | 1975-09-24 | Canceled | |
| ASOCIACION DE SOLTEROS PROFESIONALES Y DE NEGOCIOS, INC. | — | 7923 | 1975-05-29 | Active | SAN JUAN |
| ASOCIACION PESQUERA DE LA PUNTILLA, INC. | — | 8240 | 1975-12-22 | Active | TOA ALTA |
| ASOCIACION PRO DAMNIFICADOS DEL HURACAN ELOISA DE SAN GERMAN INCORPORADO | — | 8232 | 1975-12-12 | Dissolved | SAN GERMAN |
| ASOCIACION PRO-RESCATE DEL HOTEL TREASURE ISLAND, INV. | — | 8228 | 1975-12-15 | Canceled | CIDRA |
| ASOCIACION RECREATIVA CAMARONES CENTRO, INC. | — | 7778 | 1975-03-16 | Canceled | GUAYNABO |
| ASOCIACION RECREATIVA CIVICO CULTURAL AUTENTICA (A.R.C.C.A.I.) INCORPORADA | — | 7855 | 1975-04-09 | Canceled | ISABELA |
| ASOCIACION RECREATIVA DE LAS LOMAS, INC. | — | 7735 | 1975-02-05 | Active | SAN JUAN |
| ASOCIACION RECREATIVA URBANIZACION COVADONGA, INC. | — | 7703 | 1975-01-20 | Active | TOA BAJA |
| ASOCIACIÓN DE PADRES DE NIÑOS, JÓVENES Y ADULTOS SORDO-CIEGOS, INC. | — | 8081 | 1975-09-12 | Canceled | BAYAMON |
| ASTRO INDUSTRIAL SUPPLY, INC. | — | 35353 | 1975-06-19 | Active | SAN JUAN |
| AWNING WINDOWS, INC. | — | 36101 | 1975-11-20 | Canceled | |
| B.L.P. MOBILE PAINT INDUSTRIAL SALES CORP. | — | 35826 | 1975-09-30 | Canceled | RIO PIEDRAS |
| BANCO DE AHORRO DE LAS AMERICAS | — | 24 | 1975-05-16 | Canceled | |
| BARRANQUITAS DRUG CENTER INC. | — | 34552 | 1975-01-17 | Active | BARRANQUITAS |
| BAYAMON BARBER AND BEAUTY SUPPLY, INC. | — | 34757 | 1975-02-27 | Canceled | |
| BAYAMON MILITARY ACADEMY INC. | — | 7944 | 1975-06-16 | Active | BAYAMON |
| BLANES REALTY, INC. | — | 36292 | 1975-12-31 | Dissolved | MAYAGUEZ |
| BORINQUEN FIBERS DRUMS, INC. | — | 35610 | 1975-08-08 | Merged | ARECIBO |
| BORINQUEN SEWING, INC. | — | 34685 | 1975-02-13 | Dissolved | SAN JUAN |
| BRALOVA DEVELOPMENT CORP. | — | 34893 | 1975-03-26 | Dissolved | BAYAMON |
| CADILLAC INDUSTRIES, INCORPORATED | — | 4622 | 1975-01-15 | Canceled | |