| Riverside Medical Center Foundation | Health Care and Social Assistance | $2,332,755 | $2,359,582 | 227 | N/A |  Research |
| Thomas Industrial & Mechanical Constructors, LLC | Construction | $2,212,420 | $2,238,293 | 150 | $170.9M | Research |
| Washington-St. Tammany Electric Cooperative, Inc. | Utilities | $2,165,740 | $2,189,683 | 96 | N/A | Research |
| Thomas Industrial & Mechanical Constructors, LLC | Construction | $2,000,000 | $1,728,325 | 150 | $170.9M | Research |
| Windmill Nursery of Louisiana, LLC | Agriculture, Forestry, Fishing and Hunting | $1,069,600 | $1,081,455 | 144 | $14.7M | Research |
| Creel Brothers INC | Construction | $650,300 | $655,737 | 87 | $32.6M | Research |
| Home Away From Home, Inc. | Health Care and Social Assistance | $465,242 | $469,946 | 78 | N/A | Research |
| Steve K Thomas | Arts, Entertainment, and Recreation | $343,530 | $347,337 | 96 | $15.7M | Research |
| Thomas Insulation | Construction | $343,530 | $349,561 | 35 | $8.8M | Research |
| Franklinton Association for Challenged Citizens, Inc. | Health Care and Social Assistance | $317,945 | $321,222 | 73 | N/A | Research |
| Bowling Green School | Educational Services | $278,517 | $281,209 | 55 | N/A | Research |
| Moore & Jenkins Insurance Agency, LLC | Finance and Insurance | $210,312 | $213,539 | 14 | $7.2M | Research |
| R & E Drugs | Retail Trade | $202,289 | $205,503 | 24 | <$5M | Research |
| Total Welding Solutions, LLC | Other Services (except Public Administration) | $184,315 | $185,511 | 13 | <$5M | Research |
| Community Independent Living Services LLC | Health Care and Social Assistance | $181,000 | $183,358 | 111 | $19.0M | Research |
| Atlas Chevrolet, LLC | Retail Trade | $173,640 | $174,972 | 16 | <$5M | Research |
| Choctaw Steel Inc. | Administrative and Support and Waste Management | $157,816 | $160,237 | 12 | <$5M | Research |
| Choctaw Steel INC | Construction | $143,412 | $144,516 | 13 | <$5M | Research |
| Lewis Consulting Service, LLC | Administrative and Support and Waste Management | $136,900 | $137,645 | 17 | <$5M | Research |
| Warner Trucking, Inc. | Construction | $126,817 | $128,294 | 13 | <$5M | Research |
| Sonic Drive-In of Franklinton LLC | Accommodation and Food Services | $125,400 | $126,317 | 47 | $8.3M | Research |
| Circle T Farm Supply L.l.c. | Wholesale Trade | $114,972 | $116,198 | 22 | $5.7M | Research |
| Warner Trucking INC | Construction | $113,989 | $114,629 | 15 | <$5M | Research |
| Arb, L.l.c. | Retail Trade | $109,417 | $109,797 | 9 | <$5M | Research |
| Arb, L.l.c. | Retail Trade | $109,400 | $110,096 | 9 | <$5M | Research |