| MSK FAMILY INVESTMENTS, LLCClearwater, FL · Active | Clearwater, FL | LLC | Jul 10, 2018 | Active |
| 3450 EAST LAKE ROAD, LLCClearwater, FL · Active | Clearwater, FL | LLC | Jan 16, 2015 | Active |
| DEM ENTERPRISE, LLCClearwater, FL · Active | Clearwater, FL | LLC | Aug 12, 2013 | Active |
| 2490 SR-580 LLCClearwater, FL · Active | Clearwater, FL | LLC | Oct 27, 2010 | Active |
| BELCAL COMMERCIAL CONDOMINIUM ASSOCIATION, INC.Clearwater, FL · Active | Clearwater, FL | Nonprofit | Apr 23, 2004 | Active |
| BETTY LANE REPLACEMENT, LLCClearwater, FL · Active | Clearwater, FL | LLC | May 12, 2003 | Active |
| BELCAL PROPERTIES, LLCClearwater, FL · Active | Clearwater, FL | LLC | Mar 27, 2003 | Active |
| MARK S. KLEIN, P.A.Clearwater, FL · Inactive | Clearwater, FL | Corporation | Dec 20, 1978 | Inactive |
| ZEPHYR 19, LTD.Clearwater, FL · Inactive | Clearwater, FL | Partnership | Jun 11, 1992 | Inactive |
| KLEIN & HEUCHAN, INC.Clearwater, FL · Active | Clearwater, FL | Corporation | Mar 14, 1983 | Active |
| PREMIER COMMUNITY BANK OF FLORIDALargo, FL · Inactive | Largo, FL | Corporation | Sep 17, 1985 | Inactive |
| ROMARK PROPERTIES, INC.Clearwater, FL · Inactive | Clearwater, FL | Corporation | Oct 26, 1988 | Inactive |
| RP KLEIN, LLCClearwater, FL · Inactive | Clearwater, FL | LLC | Dec 7, 2001 | Inactive |
| TEMLAND, LLCClearwater, FL · Inactive | Clearwater, FL | LLC | Feb 12, 2007 | Inactive |
| JSMK INVESTMENTS, LLCClearwater, FL · Inactive | Clearwater, FL | LLC | May 4, 2020 | Inactive |
| DEM LENDERS, LLCClearwater, FL · Active | Clearwater, FL | LLC | Aug 23, 2023 | Active |
| ZEPHYR OLDSMAR PROPERTIES, LLCClearwater, FL · Active | Clearwater, FL | LLC | Mar 1, 1999 | Active |
| JEFFORDS SQUARE PROFESSIONAL CONDOMINIUM ASSOCIATION, INC.Clearwater, FL · Inactive | Clearwater, FL | Nonprofit | Feb 22, 1985 | Inactive |
| USAMERIBANCORP, INC.Clearwater, FL · Inactive | Clearwater, FL | Corporation | Jul 20, 2006 | Inactive |
| USAMERIBANKClearwater, FL · Inactive | Clearwater, FL | Corporation | Oct 10, 2006 | Inactive |
| GARRET CORPORATIONClearwater, FL · Active | Clearwater, FL | Corporation | Nov 6, 1997 | Active |
| BAY REAL ESTATE INVESTORS CORP.Clearwater, FL · Active | Clearwater, FL | Corporation | Jun 17, 1991 | Active |
| PINELLAS REALTY INVESTMENT CORP.Clearwater, FL · Inactive | Clearwater, FL | Corporation | Oct 21, 1991 | Inactive |