| Southport Investment LLC | Accommodation and Food Services | $1,175,216 | $1,186,002 | 41 | $12.8M |  Research |
| Superior Plating Company | Manufacturing | $1,062,000 | $1,070,845 | 68 | $16.6M | Research |
| American Institute for Neuro-Integrative Development, Inc. | Educational Services | $968,000 | $975,956 | 80 | N/A | Research |
| The Southport School | Educational Services | $879,500 | $886,391 | 47 | N/A | Research |
| The Odin Marine Group, LLC | Transportation and Warehousing | $874,917 | $884,063 | 35 | $13.6M | Research |
| Southport Investment LLC | Real Estate and Rental and Leasing | $862,700 | $868,987 | 60 | $9.0M | Research |
| Brody Wilkinson PC | Professional, Scientific, and Technical Services | $743,782 | $748,378 | 37 | $9.0M | Research |
| Lincoln Healthcare Information Company LLC | Professional, Scientific, and Technical Services | $584,200 | $590,490 | 23 | N/A | Research |
| Earth Animal Ventures Inc. | Retail Trade | $534,255 | $541,295 | 46 | $7.2M | Research |
| Earth Animal Ventures, Inc. | Retail Trade | $534,255 | $541,544 | 28 | <$5M | Research |
| Capossela Cohen | Professional, Scientific, and Technical Services | $492,200 | $498,632 | 23 | $7.3M | Research |
| General Maritime Corporation | Transportation and Warehousing | $470,902 | $475,478 | 20 | <$5M | Research |
| General Maritime Corporation | Transportation and Warehousing | $469,290 | $474,208 | 22 | <$5M | Research |
| Lincoln Healthcare Information Company Llc. | Other Services (except Public Administration) | $459,905 | $463,861 | 23 | N/A | Research |
| Southport Tavern LLC | Accommodation and Food Services | $449,325 | $452,944 | 35 | $6.2M | Research |
| Garelick & Herbs of Westport Inc. | Accommodation and Food Services | $437,031 | $442,627 | 30 | $5.3M | Research |
| Ryan, Mason & Lewis, LLP | Professional, Scientific, and Technical Services | $425,746 | $429,941 | 24 | $5.8M | Research |
| Co Jelliff Corporation | Manufacturing | $413,572 | $416,439 | 40 | $9.8M | Research |
| David Scott Parker Architects | Professional, Scientific, and Technical Services | $388,800 | $391,921 | 18 | $5.6M | Research |
| Mark P. Finlay Architects, A.i.a | Professional, Scientific, and Technical Services | $384,050 | $386,831 | 21 | $6.5M | Research |
| Smith Hanley Associates LLC | Administrative and Support and Waste Management | $379,300 | $383,218 | 21 | <$5M | Research |
| Mark P. Finlay Architects A.i.a | Professional, Scientific, and Technical Services | $363,765 | $366,508 | 23 | $7.1M | Research |
| Blackstone's of Southport, Inc. | Accommodation and Food Services | $358,464 | $363,642 | 36 | $6.4M | Research |
| Austin Patterson Disston Architects | Professional, Scientific, and Technical Services | $343,327 | $345,669 | 13 | <$5M | Research |
| International Soccer & Rugby Import, LLC | Wholesale Trade | $332,308 | $336,587 | 25 | $7.7M | Research |