| HARPER LAKE COMPANY VIIIJuno Beach, FL · Inactive | Juno Beach, FL | Corporation | Apr 25, 2012 | Inactive |
| ALANDCO/CASCADE, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | Aug 17, 1983 | Inactive |
| FPL HOLDINGS INCJuno Beach, FL · Inactive | Juno Beach, FL | Corporation | Apr 24, 1986 | Inactive |
| ESI EBENSBURG, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | Aug 25, 1988 | Inactive |
| TURNER FOODS CORPORATIONJuno Beach, FL · Inactive | Juno Beach, FL | Corporation | Feb 24, 1989 | Inactive |
| ESI VICTORY, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | Jun 7, 1989 | Inactive |
| ALANDCO I, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | Sep 21, 1989 | Inactive |
| ESI SKY RIVER, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | May 23, 1990 | Inactive |
| TOYAN ENTERPRISES, LLCJuno Beach, FL · Inactive | Juno Beach, FL | LLC | Oct 27, 2005 | Inactive |
| CITRANOL ENERGY I, LLCJuno Beach, FL · Inactive | Juno Beach, FL | LLC | Sep 28, 2007 | Inactive |
| NEXTERA ENERGY DG OPERATIONS, LLCJuno Beach, FL · Inactive | Juno Beach, FL | LLC | Feb 21, 2014 | Inactive |
| TECH TESTING SOLUTIONS, LLCJuno Beach, FL · Inactive | Juno Beach, FL | LLC | Oct 9, 2015 | Inactive |
| ESI SIERRA, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | Dec 18, 1987 | Inactive |
| GULF POWER FOUNDATION, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Nonprofit | Feb 19, 1987 | Inactive |
| ESI CALIFORNIA HOLDINGS, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | Apr 2, 1990 | Inactive |
| ESI PITTSYLVANIA, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | Nov 6, 1992 | Inactive |
| ESI MULTITRADE LP, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | Jan 18, 1994 | Inactive |
| FPL ENERGY VIRGINIA POWER SERVICES, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | Feb 8, 1994 | Inactive |
| FPL ENERGY GEO EAST MESA PARTNERS, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | Nov 3, 1994 | Inactive |
| FPL ENERGY SERVICES II, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | Oct 31, 1996 | Inactive |
| ESI NORTHEAST ENERGY ACQUISITION FUNDING, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | Nov 14, 1997 | Inactive |
| ESI NORTHEAST ENERGY FUNDING, INC.Juno Beach, FL · Inactive | Juno Beach, FL | Corporation | Nov 14, 1997 | Inactive |