| PROFESSIONAL ARTS INCLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Apr 1, 1957 | Inactive |
| PRECISION DENTAL LABORATORY INCSt. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | Mar 3, 1958 | Inactive |
| DAWSON DENTAL LABORATORIES, INC.St. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | Oct 15, 1975 | Inactive |
| THE PLAZA GARAGE CORPORATIONSt. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | Nov 8, 1977 | Inactive |
| PARK BANK OF FLORIDASt. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | Dec 9, 1978 | Inactive |
| THE PLAZA EXECUTIVE SUITE, INC.St. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | Nov 1, 1979 | Inactive |
| PLAZA ATHLETIC CLUB, INC.St. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | Oct 26, 1979 | Inactive |
| PLAZA MANAGEMENT COMPANY OF ST. PETERSBURG, INC.St. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | Jul 20, 1981 | Inactive |
| THE PLAZA LIMITED OF ST. PETERSBURGSt. Petersburg, FL · Inactive | St. Petersburg, FL | Partnership | Dec 9, 1974 | Inactive |
| PLAZA RESTAURANT, LTD.St. Petersburg, FL · Inactive | St. Petersburg, FL | Partnership | Oct 5, 1981 | Inactive |
| BEACH DRIVE PROPERTIES, LTD.St. Petersburg, FL · Inactive | St. Petersburg, FL | Partnership | Dec 4, 1981 | Inactive |
| OHIO WELDED COMPANYLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Nov 17, 2000 | Inactive |
| DAWSON DENTAL SEMINARS, INC.St. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | Jan 6, 1982 | Inactive |
| OLD DENTAL STUDY, INC.St. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | May 15, 1982 | Inactive |
| AUNTIE ANNE'S ICE CREAM PARLOUR, INC.St. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | May 27, 1983 | Inactive |
| BEACH DRIVE PARTNERS, INC.St. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | Feb 3, 1988 | Inactive |
| ACADEMY SELLER, LLCSt. Petersburg, FL · Inactive | St. Petersburg, FL | LLC | Aug 18, 2004 | Inactive |
| DAWSON CONCEPTS, LLCSt. Petersburg, FL · Inactive | St. Petersburg, FL | LLC | Dec 12, 2012 | Inactive |
| CITIZENS FOR PIER PARK, INC.St. Petersburg, FL · Inactive | St. Petersburg, FL | Nonprofit | Jan 19, 1984 | Inactive |
| THE PETER E. DAWSON FOUNDATION, INC.St. Petersburg, FL · Inactive | St. Petersburg, FL | Nonprofit | Apr 17, 2008 | Inactive |
| CENTER FOR ADVANCED DENTAL STUDY, INC.St. Petersburg, FL · Inactive | St. Petersburg, FL | Corporation | Feb 28, 1994 | Inactive |