| KAWAMA E6, LLCKey Largo, FL · Active | Key Largo, FL | LLC | May 8, 2024 | Active |
| AVENTRA HOLDINGS, LLCCoral Gables, FL · Active | Coral Gables, FL | LLC | Sep 3, 2025 | Active |
| AVENTRA DEVELOPMENT, LLCCoral Gables, FL · Active | Coral Gables, FL | LLC | Aug 5, 2024 | Active |
| WPB CONSULTING, LLCCoral Gables, FL · Active | Coral Gables, FL | LLC | May 1, 2023 | Active |
| AVENTRA CONSTRUCTION MANAGEMENT, LLCCoral Gables, FL · Active | Coral Gables, FL | LLC | Feb 15, 2021 | Active |
| BROWN & BROWN CONSTRUCTION, INC.Coral Gables, FL · Active | Coral Gables, FL | Corporation | Jan 19, 2010 | Active |
| MACOANDA LLCMount Dora, FL · Active | Mount Dora, FL | LLC | Apr 1, 2020 | Active |
| CABO4748 LLCMount Dora, FL · Active | Mount Dora, FL | LLC | Aug 29, 2018 | Active |
| MFB PLUMBING OF LAKE GEM LLCTavares, FL · Active | Tavares, FL | LLC | Nov 29, 2023 | Active |
| PDE COMMERCIAL SERVICES LLCTavares, FL · Active | Tavares, FL | LLC | Nov 29, 2023 | Active |
| TOPPER CONSTRUCTION INC. OF FLORIDAOrlando, FL · Inactive | Orlando, FL | Corporation | Jan 16, 1980 | Inactive |
| SHERATON OPERATING CORPORATIONLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Dec 29, 1967 | Inactive |
| STARWOOD LATIN AMERICA, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Aug 1, 2002 | Active |
| WIMBERLY ALLISON TONG & GOO NA, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Mar 20, 2006 | Inactive |
| W HOTEL MANAGEMENT, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Jun 9, 2008 | Active |
| MARRIOTT INTERNATIONAL CONSTRUCTION SERVICES, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Jul 30, 2010 | Active |
| MIAMI VALLEY READY MIX OF FLORIDA, INC.Placida, FL · Inactive | Placida, FL | Corporation | Apr 1, 1982 | Inactive |
| MARRIOTT INTERNATIONAL DESIGN & CONSTRUCTION SERVICES, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | May 27, 1994 | Active |
| WESTERN HOST, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Jan 6, 1995 | Active |
| RENAISSANCE HOTEL OPERATING COMPANYLocation not reported, FL · Active | Location not reported, FL | Corporation | Aug 4, 1995 | Active |
| MARRIOTT INTERNATIONAL ADMINISTRATIVE SERVICES, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Mar 20, 1996 | Active |
| MARRIOTT INTERNATIONAL, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Oct 31, 1997 | Active |
| LANDGROWTH CONSTRUCTION CO.Orlando, FL · Inactive | Orlando, FL | Corporation | Jun 25, 1984 | Inactive |
| INNOVATIVE INTERNATIONAL, INCORPORATEDWinter Park, FL · Inactive | Winter Park, FL | Corporation | Jan 15, 1987 | Inactive |
| ASBESTOS CONTROL INSTITUTE, INC.Orlando, FL · Inactive | Orlando, FL | Corporation | Oct 17, 1988 | Inactive |
| BROWN DEVELOPMENT GROUP, LLCMiami, FL · Inactive | Miami, FL | LLC | Sep 24, 2002 | Inactive |
| MADISON GLOBAL, LLCMount Dora, FL · Inactive | Mount Dora, FL | LLC | Jan 13, 2004 | Inactive |
| BROWNS' WAY RANCH, LLCArcadia, FL · Inactive | Arcadia, FL | LLC | Dec 20, 2004 | Inactive |
| CONSTRUCTIVA, LLCMiami, FL · Inactive | Miami, FL | LLC | Dec 16, 2005 | Inactive |
| BROWN & BROWN PROPERTY INVESTMENTS, LLCBradenton, FL · Inactive | Bradenton, FL | LLC | Apr 11, 2006 | Inactive |
| BROWN & BROWN LAND HOLDINGS, LLCBradenton, FL · Inactive | Bradenton, FL | LLC | Apr 13, 2006 | Inactive |
| MAJESTIC DESIGN/BUILD, LLCMiami, FL · Inactive | Miami, FL | LLC | Jan 2, 2007 | Inactive |
| SUSTAINABLE BUILDING CONSULTANTS, LLCMiami, FL · Inactive | Miami, FL | LLC | Jun 18, 2007 | Inactive |
| BILL BROWN & ASSOCIATES, LLCMiami, FL · Inactive | Miami, FL | LLC | May 29, 2008 | Inactive |
| A/E/C STRATEGIC PARTNERSHIPS, LLCMiami, FL · Inactive | Miami, FL | LLC | May 29, 2008 | Inactive |
| BROWN & BROWN CONSTRUCTION PARTNERSHIP, LLCMiami, FL · Inactive | Miami, FL | LLC | May 2, 2011 | Inactive |
| PIERSON COMMERCE, LLCPanama City Beach, FL · Inactive | Panama City Beach, FL | LLC | Apr 26, 2013 | Inactive |
| BROWN TEAM, LLCMiami, FL · Inactive | Miami, FL | LLC | May 29, 2014 | Inactive |
| WPB REAL ESTATE HOLDINGS, LLCMiami, FL · Inactive | Miami, FL | LLC | Jan 25, 2017 | Inactive |
| BROWN CONSTRUCTION MANAGEMENT, LLCMiami, FL · Inactive | Miami, FL | LLC | Jul 19, 2019 | Inactive |
| WPB CONSTRUCTION CONSULTING, LLCMiami, FL · Inactive | Miami, FL | LLC | Aug 24, 2020 | Inactive |
| MILLENNIUM HOLDINGS OF LAKE GEM LLCTavares, FL · Active | Tavares, FL | LLC | Nov 27, 2023 | Active |
| AVENTRA REAL ESTATE, LLCCoral Gables, FL · Active | Coral Gables, FL | LLC | Jun 9, 2026 | Active |
| BENTLEY CONSTRUCTORS, INC.Winter Park, FL · Inactive | Winter Park, FL | Corporation | Nov 2, 1989 | Inactive |
| LF, SOUTH BEACH, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jul 24, 2002 | Active |
| BROWN & BROWN ENTERPRISES, LLCArcadia, FL · Inactive | Arcadia, FL | LLC | Dec 22, 2004 | Inactive |
| 9701 COLLINS AVENUE, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Feb 6, 2006 | Active |
| SPRINGHILL SMC, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jan 19, 2007 | Active |
| TOWNEPLACE MANAGEMENT, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jan 19, 2007 | Active |
| FAIRFIELD FMC, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jan 19, 2007 | Active |