| DAVID M. CLARK INVESTMENTS, LLCBelleair Bluffs, FL · Active | Belleair Bluffs, FL | LLC | May 5, 2006 | Active |
| NDC ENTERPRISES,INC.St. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | Oct 21, 1980 | Inactive |
| CLARK AVIATION CORPORATIONNaples, FL · Inactive | Naples, FL | Corporation | Jan 29, 1996 | Inactive |
| AIR TRANSPORT INTERNATIONAL, INC.Naples, FL · Inactive | Naples, FL | Corporation | Jan 30, 1996 | Inactive |
| NAPLES JET CHARTER, INC.Naples, FL · Inactive | Naples, FL | Corporation | Nov 24, 1997 | Inactive |
| ATC CREW COMPANYNaples, FL · Inactive | Naples, FL | Corporation | Nov 24, 1997 | Inactive |
| SEAWARD ENTERPRISES, INC.Naples, FL · Inactive | Naples, FL | Corporation | Apr 18, 1989 | Inactive |
| A BEAUTIFUL VIEW, INC.Clearwater, FL · Inactive | Clearwater, FL | Corporation | May 4, 1989 | Inactive |
| DAVID CLARK PAINTING LLCCrawfordville, FL · Inactive | Crawfordville, FL | LLC | Jun 1, 2004 | Inactive |
| DAVID M. CLARK'S PAINTING LLCOrlando, FL · Inactive | Orlando, FL | LLC | Feb 7, 2008 | Inactive |
| DAVID M CLARK LLCCrawfordville, FL · Inactive | Crawfordville, FL | LLC | Oct 19, 2011 | Inactive |
| DAVID'S PAINTING LLCOrlando, FL · Inactive | Orlando, FL | LLC | Jun 28, 2013 | Inactive |
| DMC DEVELOPMENT SERVICES, LLCClermont, FL · Inactive | Clermont, FL | LLC | Sep 17, 2013 | Inactive |
| DAVID M CLARK LLCCrawfordville, FL · Inactive | Crawfordville, FL | LLC | May 31, 2016 | Inactive |
| DAVID'S PAINTING AND MISC REPAIRS, LLCLocation not reported, FL · Inactive | Location not reported, FL | LLC | Jan 19, 2017 | Inactive |
| B & D UNDERGROUND, INC.Panama City, FL · Inactive | Panama City, FL | Corporation | Oct 11, 2002 | Inactive |
| RAFTER C TRUCKING, INC.Wewahitchka, FL · Inactive | Wewahitchka, FL | Corporation | Mar 24, 2003 | Inactive |
| EMERALD COAST SITE DEVELOPMENT, INC.Panama City, FL · Inactive | Panama City, FL | Corporation | Jul 14, 2005 | Inactive |
| EAGLE EXPORT, INC.Tampa, FL · Inactive | Tampa, FL | Corporation | Sep 14, 2007 | Inactive |
| DT JUMPERS INC.St. Cloud, FL · Inactive | St. Cloud, FL | Corporation | Jul 24, 2009 | Inactive |
| NATURAL CARE, INC.Tampa, FL · Inactive | Tampa, FL | Corporation | Sep 10, 2009 | Inactive |
| IRON HORSE PROPERTIES CORPORATIONNaples, FL · Inactive | Naples, FL | Corporation | Jun 25, 1997 | Inactive |
| GEORGE C. CLARK ENTERPRISES, INC.Clearwater, FL · Inactive | Clearwater, FL | Corporation | Oct 6, 1997 | Inactive |