| Z CONSTRUCTION CO., LLCSarasota, FL · Active | Sarasota, FL | LLC | Oct 30, 2020 | Active |
| Z PRESTIGE LLCSarasota, FL · Active | Sarasota, FL | LLC | Feb 11, 2025 | Active |
| ZB ELECTRIC LLCSarasota, FL · Active | Sarasota, FL | LLC | Feb 11, 2025 | Active |
| Z SOLUTION CONSULTING LLCSarasota, FL · Active | Sarasota, FL | LLC | Jan 26, 2024 | Active |
| ASCEND WIRELESS NETWORKS, INCWinter Garden, FL · Inactive | Winter Garden, FL | Corporation | Aug 30, 2013 | Inactive |
| ALDON INDUSTRIES, INC.Sarasota, FL · Inactive | Sarasota, FL | Corporation | Mar 26, 1984 | Inactive |
| ZIRKELBACH, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Oct 22, 2003 | Inactive |
| Z'S, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Feb 5, 2004 | Inactive |
| ZUM, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Feb 9, 2004 | Inactive |
| ADVANTAGE INVESTMENTS, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Apr 21, 2004 | Inactive |
| S.R. 70 REAL ESTATE INVESTMENT, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Apr 21, 2004 | Inactive |
| ZIRKELBACH ACQUISITION, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Jan 20, 2005 | Inactive |
| ZIRKELBACH DEVELOPMENT, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Mar 7, 2005 | Inactive |
| BUCKEYE INDUSTRIAL, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | May 4, 2005 | Inactive |
| Z INVESTORS, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Jun 13, 2005 | Inactive |
| BUCKEYE CLASS B INVESTORS, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Jul 5, 2005 | Inactive |
| Z PROPERTY MANAGEMENT LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Jul 8, 2005 | Inactive |
| SA REAL ESTATE HOLDINGS, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Nov 8, 2005 | Inactive |
| ZIRKELBACH PARTNERS, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Sep 1, 2006 | Inactive |
| BIZ REALTY, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Sep 1, 2006 | Inactive |
| ZIRKELBACH COMMERCIAL REAL ESTATE, LLCPalmetto, FL · Inactive | Palmetto, FL | LLC | Sep 1, 2010 | Inactive |
| AMERICAN MARINE OF ENGELWOOD, INC.Palmetto, FL · Inactive | Palmetto, FL | Corporation | Dec 13, 1989 | Inactive |
| Z SQUARED, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jun 21, 2021 | Active |
| CITIZENS FOR A SUSTAINABLE FUTURE, INC.Palmetto, FL · Inactive | Palmetto, FL | Nonprofit | Jul 1, 2004 | Inactive |
| CITIZEN'S ALLIANCE FOR LEADERSHIP IN MANATEE, INC.Bradenton, FL · Inactive | Bradenton, FL | Nonprofit | May 24, 1988 | Inactive |
| MANATEE EDUCATION ALLIANCE, INC.Bradenton, FL · Inactive | Bradenton, FL | Nonprofit | Apr 17, 1997 | Inactive |
| VANZ MARKETING CORP.Palmetto, FL · Inactive | Palmetto, FL | Corporation | Mar 14, 2000 | Inactive |
| AMERICA MARINE SALES CORPORATIONPalmetto, FL · Inactive | Palmetto, FL | Corporation | Jul 30, 1997 | Inactive |
| AMERICA ADVANCED TECHNOLOGIES CORPORATIONPalmetto, FL · Inactive | Palmetto, FL | Corporation | Oct 10, 1997 | Inactive |
| AMERICA COMMUNITIES CORPORATIONPalmetto, FL · Inactive | Palmetto, FL | Corporation | Oct 10, 1997 | Inactive |
| ZIRKELBACH CONSTRUCTION, INC.Palmetto, FL · Inactive | Palmetto, FL | Corporation | Dec 23, 1997 | Inactive |