| OS PARKING, LLCTampa, FL · Active | Tampa, FL | LLC | Oct 6, 2025 | Active |
| OS OFFICE, LLCTampa, FL · Active | Tampa, FL | LLC | Jul 30, 2025 | Active |
| OS WFH, LLCTampa, FL · Active | Tampa, FL | LLC | Jul 30, 2025 | Active |
| O STATION 4, LLCTampa, FL · Active | Tampa, FL | LLC | Apr 1, 2025 | Active |
| W&E FITNESS, LLCTampa, FL · Inactive | Tampa, FL | LLC | Apr 23, 2024 | Inactive |
| LIFSON, LLCTampa, FL · Inactive | Tampa, FL | LLC | Jul 20, 2012 | Inactive |
| O STATION 4, LLCTampa, FL · Inactive | Tampa, FL | LLC | May 6, 2022 | Inactive |
| ELLISON DEVELOPMENT PARTNERS ARQ, LLCTampa, FL · Active | Tampa, FL | LLC | Apr 10, 2026 | Active |
| OS OFFICE SUB, LLCTampa, FL · Active | Tampa, FL | LLC | Nov 21, 2025 | Active |
| OS HOTEL, LLCTampa, FL · Active | Tampa, FL | LLC | Nov 21, 2025 | Active |
| OS WFH MANAGER, LLCTampa, FL · Active | Tampa, FL | LLC | Jan 20, 2026 | Active |
| OS OFFICE MANAGER, LLCTampa, FL · Active | Tampa, FL | LLC | Jan 20, 2026 | Active |
| O STATION MANAGER, LLCTampa, FL · Active | Tampa, FL | LLC | Jan 20, 2026 | Active |
| OS PARKING MANAGER, LLCTampa, FL · Active | Tampa, FL | LLC | Jan 21, 2026 | Active |
| OS RETAIL MANAGER, LLCTampa, FL · Active | Tampa, FL | LLC | Jan 21, 2026 | Active |
| OS PARKING SUB, LLCTampa, FL · Active | Tampa, FL | LLC | Jan 23, 2026 | Active |
| OS RETAIL SUB, LLCTampa, FL · Active | Tampa, FL | LLC | Jan 23, 2026 | Active |
| OS WFH SUB, LLCTampa, FL · Active | Tampa, FL | LLC | Jan 23, 2026 | Active |
| OS OFFICE RETAIL UNIT SUB, LLCTampa, FL · Active | Tampa, FL | LLC | Jan 30, 2026 | Active |
| OS WFH RETAIL UNIT SUB, LLCTampa, FL · Active | Tampa, FL | LLC | Jan 30, 2026 | Active |
| THE CENTRAL ST. PETERSBURG - OFFICE - COMMERCIAL CONDOMINIUM ASSOCIATION, INC.Tampa, FL · Active | Tampa, FL | Nonprofit | Mar 10, 2026 | Active |
| THE CENTRAL ST. PETERSBURG COMMERCIAL CONDOMINIUM ASSOCIATION, ITampa, FL · Active | Tampa, FL | Nonprofit | Mar 10, 2026 | Active |
| THE CENTRAL ST. PETERSBURG - WORKFORCE HOUSING - COMMERCIAL CONDOMINIUM ASSOCIATION, INC.Tampa, FL · Active | Tampa, FL | Nonprofit | Mar 10, 2026 | Active |
| SYAR LIVED, INC.Tampa, FL · Inactive | Tampa, FL | Corporation | Aug 7, 1997 | Inactive |