| Arc Mechanical Contractors, Inc. | Construction | $614,700 | $621,957 | 25 | $7.9M | Research |
| Raymond E Masker Jr DBA Mcdonalds | Accommodation and Food Services | $607,440 | $613,126 | 199 | $35.3M | Research |
| Mid-Gulf Shipping Company INC | Transportation and Warehousing | $586,600 | $591,668 | 41 | $15.9M | Research |
| Mid Gulf Shipping Co INC | Transportation and Warehousing | $568,882 | $573,022 | 50 | $15.4M | Research |
| Gulf Harbor Shipping LLC | Transportation and Warehousing | $537,100 | $542,158 | 29 | $11.2M | Research |
| Bgl Grocers,inc. | Retail Trade | $519,500 | $523,468 | 111 | $27.7M | Research |
| Delta Marine and Environmental Services, LLC | Administrative and Support and Waste Management | $518,800 | $524,319 | 30 | $6.5M | Research |
| Thompson Packers, Inc. | Manufacturing | $513,680 | $521,336 | 55 | $19.4M | Research |
| Masker Management, LLC | Accommodation and Food Services | $511,900 | $517,232 | 213 | $37.8M | Research |
| Roy Bingo Supplies of Texas, Inc. | Accommodation and Food Services | $496,885 | $501,863 | 36 | $6.4M | Research |
| Bayou Manufacturing Services INC | Manufacturing | $495,160 | $498,970 | 38 | $9.9M | Research |
| Shardan Inc. | Accommodation and Food Services | $493,500 | $497,571 | 46 | $8.2M | Research |
| Roy Bingo Supplies, INC | Wholesale Trade | $488,642 | $493,856 | 40 | $10.3M | Research |
| All Star Maid Services of Louisiana LLC | Accommodation and Food Services | $475,524 | $482,455 | 50 | $15.6M | Research |
| Bayou Wings LLC | Accommodation and Food Services | $475,163 | $481,683 | 67 | $11.9M | Research |
| Cdit LLC | Professional, Scientific, and Technical Services | $452,255 | $455,333 | 40 | $8.3M | Research |
| In-Telecom Consulting, LLC | Administrative and Support and Waste Management | $449,220 | $452,602 | 34 | $6.4M | Research |
| In-Telecom Consulting, LLC | Information | $449,220 | $451,054 | 34 | $5.7M | Research |
| Pope John Paul II Hs | Educational Services | $447,089 | $451,291 | 37 | <$5M | Research |
| Bayou Manufacturing Services INC | Manufacturing | $440,400 | $442,908 | 39 | $10.2M | Research |
| Slidell Dental Associates: Dr. Joseph R. Lacoste, Jr., Dr. J | Health Care and Social Assistance | $436,200 | $442,137 | 39 | $9.0M | Research |
| Coastal Marine Contractors, L.l.c. | Construction | $431,865 | $438,043 | 34 | $10.5M | Research |
| Chalmette Restaurants, Ltd | Accommodation and Food Services | $429,290 | $433,440 | 140 | $24.9M | Research |
| First Baptist Church | Other Services (except Public Administration) | $421,187 | $425,039 | 77 | N/A | Research |
| Our Lady of Lourdes Roman Catholic Church, Slidell, La | Other Services (except Public Administration) | $420,004 | $423,180 | 81 | N/A | Research |