| GRONDIN CONSTRUCTION COMPANYMiami, FL · Inactive | Miami, FL | Corporation | Jun 16, 1945 | Inactive |
| ROYAL OIL COMPANYMiami, FL · Inactive | Miami, FL | Corporation | Sep 30, 1961 | Inactive |
| BISCAY PROPERTIES, INC.Miami, FL · Inactive | Miami, FL | Corporation | Jun 29, 1962 | Inactive |
| CHIEFLAND PROPERTIES, INC.Chiefland, FL · Inactive | Chiefland, FL | Corporation | Mar 30, 1976 | Inactive |
| SUPER VALU, INC.Miami, FL · Inactive | Miami, FL | Corporation | May 6, 1976 | Inactive |
| BISCAYE FOREIGN TRADE WAREHOUSE, INC.Miami, FL · Inactive | Miami, FL | Corporation | Apr 11, 1977 | Inactive |
| BISCAY DEVELOPMENT CORP.Miami, FL · Inactive | Miami, FL | Corporation | Oct 1, 1980 | Inactive |
| GO 36 STREET, LTD.Miami, FL · Inactive | Miami, FL | Partnership | May 6, 1977 | Inactive |
| JET STREAM, LTD.Miami, FL · Inactive | Miami, FL | Partnership | Jan 30, 1984 | Inactive |
| PARADISE TRAILER PARK LTD.Miami, FL · Inactive | Miami, FL | Partnership | Dec 31, 1985 | Inactive |
| BISCAY-ASPEN BUILDING, LLCMiami, FL · Inactive | Miami, FL | LLC | Jul 22, 2002 | Inactive |
| M.A. GRONDIN ENTERPRISES, LLCMiami, FL · Inactive | Miami, FL | LLC | Jul 21, 2005 | Inactive |
| 53RD STREET INVESTMENT, LLCMiami, FL · Inactive | Miami, FL | LLC | Jul 7, 1998 | Inactive |
| MIAMI SPRINGS OFFICE PLAZA, LLCMiami, FL · Inactive | Miami, FL | LLC | Sep 16, 1998 | Inactive |
| MIAMI AIRPORT BUSINESS CENTRE CONDOMINIUM ONE ASSOCIATION, INC.Miami, FL · Inactive | Miami, FL | Nonprofit | Jun 4, 1984 | Inactive |
| MIAMI AIRPORT BUSINESS CENTRE PROPERTY OWNERS ASSOCIATION, INC.Miami, FL · Inactive | Miami, FL | Nonprofit | Jun 4, 1984 | Inactive |
| M.A. GRONDIN CORPORATIONLake Wales, FL · Inactive | Lake Wales, FL | Corporation | May 30, 1996 | Inactive |
| PARADISE PARK HOLDING CORP.Miami, FL · Inactive | Miami, FL | Corporation | Dec 16, 1996 | Inactive |
| LAKE WALES DEVELOPMENT CORP.Lake Wales, FL · Inactive | Lake Wales, FL | Corporation | Dec 16, 1996 | Inactive |
| TRUSTEE B COLLECTION CORP.Miami, FL · Inactive | Miami, FL | Corporation | Dec 27, 1996 | Inactive |
| 74TH STREET DEVELOPMENT, INC.Miami, FL · Inactive | Miami, FL | Corporation | Oct 1, 1997 | Inactive |