| BATON ROUGE MUSIC COMPANY, INCORPORATED | — | 09004030D | 1918-04-19 | Inactive | BATON ROUGE |
| BATON ROUGE STORES CO., INC. | — | 09102350D | 1918-08-22 | Inactive | BATON ROUGE |
| BAXTER LUMBER CO., INC. | — | 08903100D | 1918-06-28 | Inactive | VIDALIA |
| BAY ST. LOUIS NAVAL STORES CO., INC. | — | 09100730D | 1918-05-24 | Inactive | NEW ORLEANS |
| BEAUREGARD AMUSEMENT CO., INC. | — | 08903420D | 1918-07-09 | Inactive | ALEXANDRIA |
| BEAUREGARD TAILORING & CLEANING CO., INC. | — | 08903430D | 1918-07-09 | Inactive | ALEXANDRIA |
| BELCHER GIN COMPANY, INC. | — | 09201720D | 1918-12-26 | Inactive | LISTED BELCHER |
| BELL LAUNDRY CO., INC. | — | 09102130D | 1918-08-14 | Inactive | ALEXANDRIA |
| BELLE ALLIANCE MERCANTILE CO., INC. | — | 08903190D | 1918-06-29 | Inactive | NEW ORLEANS |
| BELLE TERRE, INC. | — | 09004210D | 1918-04-27 | Inactive | LISTED |
| BELVEDERE PRIVATE SANITARIUM, INC. | — | 09002040D | 1918-02-22 | Inactive | NEW ORLEANS |
| BENANGUS OIL & MINERAL CO., INC. | — | 09003920D | 1918-04-17 | Inactive | LAKE CHARLES |
| BENEVOLENT SOCIETY OF SONS & DAUGHTERS | — | 00102890N | 1918-03-28 | Inactive | |
| BENSON LUMBER CO., INC. | — | 09002550D | 1918-03-12 | Inactive | LISTED WEST MONROE |
| BENSON MERCANTILE CO., INC. | — | 09001210D | 1918-01-24 | Inactive | LISTED BENSON |
| BENTLEY NAVAL STORES CO., INC. | — | 09201500D | 1918-12-12 | Inactive | NEW ORLEANS |
| BERCHER OIL COMPANY, INC. | — | 09201420D | 1918-12-09 | Inactive | SHREVEPORT |
| BERENSON BROTHERS, INC. | — | 09002860D | 1918-02-23 | Inactive | LISTED BOGALUSA |
| BERNICE MERCANTILE CO., INC. | — | 09001530D | 1918-02-04 | Inactive | BERNICE |
| BERRY-STONE LAND & LUMBER CO., INC. | — | 09102380D | 1918-08-23 | Inactive | |
| BIENVILLE SHIP TRADING CO., INC. | — | 09101340D | 1918-07-20 | Inactive | NEW ORLEANS |
| BIG 8 OIL COMPANY, INC. | — | 09101900D | 1918-08-08 | Inactive | VIVIAN |
| BIG TOM OIL CO., INC. | — | 09002510D | 1918-03-09 | Inactive | SHREVEPORT |
| BLACK RIVER LUMBER COMPANY | — | 08902760F | 1918-06-15 | Withdrawn | LISTED DOVER |
| BOARD OF TRUSTEES OF THE RUSTON PRESBYTERIAN CHURCH | — | 00102920N | 1918-04-17 | Active | LISTED RUSTON |
| BORDEN-AICKLEN AUTO SUPPLY CO., INC. | — | 08903010D | 1918-06-28 | Merged | NEW ORLEANS |
| BOURBON MILLS MANUFACTURING COMPANY, INC. | — | 09200550D | 1918-10-26 | Inactive | NEW ORLEANS |
| BRADFORD OIL CORPORATION | — | 09102990F | 1918-09-16 | Withdrawn | WILMINGTON |
| BRES MOTOR CO., INC. | — | 09003220D | 1918-04-01 | Inactive | HAMMOND |
| BROOKLYN COOPERAGE COMPANY | — | 09102470F | 1918-08-24 | Withdrawn | LISTED |
| BRUNET-KEETING CO., INC. | — | 09001300D | 1918-01-28 | Inactive | NEW ORLEANS |
| BRYCELAND MERCANTILE COMPANY, INC. | — | 09001050D | 1918-01-17 | Inactive | LISTED BRYCELAND |
| BUSINESS LETTER SERVICE COMPANY, INC. | — | 09103070D | 1918-09-19 | Inactive | NEW ORLEANS |
| C. A. DE JERSEY, INCORPORATED | — | 09101150D | 1918-07-12 | Inactive | SHREVEPORT |
| C. C. CORDILL INVESTMENT COMPANY, INC. | — | 09100620D | 1918-05-18 | Inactive | NEW ORLEANS |
| C. W. PARNELL & COMPANY, INC. | — | 09003500D | 1918-04-08 | Canceled | WEST MONROE |
| CADDO STAVE COMPANY | — | 09001500D | 1918-02-04 | Inactive | SHREVEPORT |
| CAHN ELECTRIC COMPANY | — | 09101160D | 1918-07-12 | Inactive | SHREVEPORT |
| CANAL LAND & LIVE STOCK COMPANY, INC. | — | 09201740D | 1918-12-26 | Inactive | ALEXANDRIA |
| CANE BELT CAR LINE & WAREHOUSE CO., INC. | — | 09102530D | 1918-08-28 | Inactive | NEW ORLEANS |
| CAPE MANUFACTURING COMPANY | — | 09003530F | 1918-04-08 | Withdrawn | ME ME |
| CAPTAIN OIL COMPANY, INC. | — | 09101530D | 1918-07-26 | Inactive | LISTED SHREVEPORT |
| CARVER'S TECHE RICE MILLING CO., INC. | — | 08902540D | 1918-06-10 | Inactive | LISTED NEW IBERIA |
| CASTAGNOS CANE LOADER CO., INC. | — | 09004220D | 1918-04-27 | Active | DONALDSONVILLE |
| CELTIC LAND & IMPROVEMENT COMPANY | — | 09102920D | 1918-09-13 | Inactive | NEW ORLEANS |
| CENTRAL DEVELOPMENT COMPANY, INC. | — | 09101570D | 1918-07-27 | Inactive | ALEXANDRIA |
| CENTRAL PRODUCTION COMPANY, INC. | — | 09003360D | 1918-04-03 | Inactive | ALEXANDRIA |
| CHARLES WEBSTER REALTY COMPANY, INC | — | 09004260D | 1918-04-29 | Inactive | BOGALUSA |
| CHAUFFEURS AID & SOCIAL CLUB | — | 00103350N | 1918-12-24 | Inactive | NEW ORLEANS |
| CHICAGO PNEUMATIC TOOL COMPANY | — | 09001400F | 1918-01-31 | Merged | BATON ROUGE |