| Gaubert Oil Company Inc/gaubert Oil Co | Wholesale Trade | $2,000,000 | $2,025,667 | 181 | $46.6M |  Research |
| Gaubert Oil Company, Inc. | Wholesale Trade | $1,804,100 | $1,826,501 | 162 | $41.7M | Research |
| Lafourche Arc | Health Care and Social Assistance | $1,779,600 | $1,792,996 | 294 | N/A | Research |
| Duplantis Design Group,professional Corporation | Professional, Scientific, and Technical Services | $1,756,800 | $1,770,074 | 103 | $12.7M | Research |
| Sealevel Construction, INC | Construction | $1,707,964 | $1,726,182 | 148 | $45.9M | Research |
| Lafourche Sugars, LLC | Manufacturing | $1,070,000 | $1,080,849 | 91 | $32.1M | Research |
| Lafourche Sugars LLC | Manufacturing | $1,069,995 | $1,081,408 | 81 | $28.6M | Research |
| Silver Star Transport, L.l.c. | Transportation and Warehousing | $1,016,000 | $1,025,088 | 108 | $16.3M | Research |
| Silver Star Transport L.l.c. | Transportation and Warehousing | $1,016,000 | $1,024,213 | 108 | $16.3M | Research |
| E D White Catholic High School | Educational Services | $978,600 | $984,309 | 128 | N/A | Research |
| Southern Ent Associates INC | Health Care and Social Assistance | $837,500 | $846,678 | 55 | $17.3M | Research |
| Phylway Construction LLC | Construction | $837,000 | $846,251 | 45 | $13.9M | Research |
| Touchtone Center LLC | Health Care and Social Assistance | $835,900 | $844,723 | 184 | $57.8M | Research |
| Gaubert Food Marts, Inc. | Retail Trade | $822,000 | $832,161 | 178 | $59.6M | Research |
| Gaubert Food Marts INC | Retail Trade | $815,905 | $825,469 | 207 | $69.3M | Research |
| Southern Ent Associates INC | Health Care and Social Assistance | $680,522 | $686,514 | 68 | $21.3M | Research |
| Waguespack Oil Co. Inc. | Wholesale Trade | $652,642 | $655,869 | 48 | $12.4M | Research |
| Waguespack Oil Company | Wholesale Trade | $652,600 | $657,150 | 45 | $11.6M | Research |
| The Family Doctor Clinic of Thibodaux Amc | Health Care and Social Assistance | $629,400 | $637,355 | 58 | $18.2M | Research |
| The Congregation of St. Joseph's Roman Catholic Cathedral, T | Other Services (except Public Administration) | $612,826 | $616,452 | 100 | N/A | Research |
| La Contracting Enterprise LLC | Construction | $594,770 | $598,966 | 50 | $15.5M | Research |
| Magnolia Family Services LLC | Health Care and Social Assistance | $554,850 | $560,855 | 60 | $14.1M | Research |
| Lafourche Home for the Aged & Infirm, Inc. | Health Care and Social Assistance | $542,600 | $545,554 | 95 | $16.2M | Research |
| La Contracting Enterprise, LLC | Construction | $537,400 | $544,028 | 50 | $15.5M | Research |
| Premier Catering and Events INC | Accommodation and Food Services | $500,765 | $506,788 | 40 | $7.5M | Research |