| RIDGE DISPOSAL SERVICE INCLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Dec 28, 1963 | Inactive |
| J. H. G. H. GROVES, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Mar 4, 1964 | Inactive |
| HIGHLANDS HOUSE, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Mar 31, 1964 | Inactive |
| RIVER RIDGE RANCHES INCAvon Park, FL · Inactive | Avon Park, FL | Corporation | May 18, 1964 | Inactive |
| TROPICAL DAIRY FARM INCLocation not reported, FL · Inactive | Location not reported, FL | Corporation | May 18, 1964 | Inactive |
| CREWS EQUIPMENT CO., INC.Avon Park, FL · Active | Avon Park, FL | Corporation | Oct 1, 1964 | Active |
| LETTA - BONNETT GROVES, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Oct 1, 1964 | Inactive |
| W.A. WILLIAMS CITRUS NURSERY & SERVICE, INC.Avon Park, FL · Active | Avon Park, FL | Corporation | Mar 30, 1965 | Active |
| JAHNA CONCRETE OF SEBRING INCLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Feb 24, 1966 | Inactive |
| FAIRYLAND, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Sep 1, 1966 | Inactive |
| HIGHLANDS POULTRY FARM, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Oct 10, 1966 | Inactive |
| C & G TRUCKING, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Nov 10, 1966 | Inactive |
| HIGHLANDS PROPERTIES INCLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Nov 23, 1966 | Inactive |
| WELDCO MFG INCLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Jan 13, 1967 | Inactive |
| AVON INVESTMENT CO., INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Apr 17, 1967 | Inactive |
| JACARANDA HOTEL & RETIREMENT CLUB, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jun 19, 1967 | Inactive |
| I. H. FORD MOTOR CO.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jun 27, 1967 | Inactive |
| BIG T OIL CO.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Sep 21, 1967 | Inactive |
| LONG'S AIR CONDITIONING, INC.Avon Park, FL · Active | Avon Park, FL | Corporation | Oct 27, 1967 | Active |
| JOE L. DAVIS, INC.Avon Park, FL · Active | Avon Park, FL | Corporation | Jan 2, 1968 | Active |
| MAXWELL GROVE SERVICE INCAvon Park, FL · Inactive | Avon Park, FL | Corporation | Jan 9, 1968 | Inactive |
| LAKEVIEW MEMORIAL GARDENS, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Apr 29, 1968 | Inactive |
| RIDGE FUEL COMPANYLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Jul 22, 1968 | Inactive |
| SIDES AUTO SUPPLY OF AVON PARK INCAvon Park, FL · Inactive | Avon Park, FL | Corporation | Jul 30, 1968 | Inactive |
| DRESSEL DAIRY, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Dec 19, 1968 | Inactive |
| HILLTOP SALES & SERVICE, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Dec 20, 1968 | Inactive |
| AVON SECURITIES, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | May 26, 1969 | Inactive |
| AVON PARK SUN, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Jun 15, 1969 | Inactive |
| HIGHLANDS LAKES GOLF COURSE, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Jul 2, 1969 | Inactive |
| HIGHLANDS MANUFACTURING CORPORATIONLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Jul 31, 1969 | Inactive |
| FLEET WASH, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Oct 31, 1969 | Inactive |
| HIGHLANDS BUILDING SUPPLIES, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Jan 20, 1970 | Inactive |
| HIGHLANDS COMPUTER SERVICES, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Feb 11, 1970 | Inactive |
| HIGHLANDS CLEANERS & LAUNDERERS, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Mar 5, 1970 | Inactive |
| HAINES FAMILY GROUP, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Nov 30, 1970 | Inactive |
| ALMACE CO.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Jan 18, 1971 | Inactive |
| VEGA UNITS, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jan 27, 1971 | Inactive |
| MODULAR WAY, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Feb 9, 1971 | Inactive |
| HIGHLANDS HOLDING COMPANY, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Feb 18, 1971 | Inactive |
| LAKELAND RADIATOR SERVICE, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Feb 19, 1971 | Inactive |
| FLORIDA MOTOR COACH, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Feb 26, 1971 | Inactive |
| LRL, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | May 7, 1971 | Inactive |
| AAA PAVING CONTRACTORS, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jun 8, 1971 | Inactive |
| MASSEY'S TRANSFER & STORAGE, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jun 15, 1971 | Inactive |
| SELPH CATTLE & EQUIPMENT CORP.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jul 7, 1971 | Inactive |
| PARKVIEW RANCH, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Nov 2, 1971 | Inactive |
| HIGHLANDS OWL CONVERSIONS, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Nov 4, 1971 | Inactive |
| AVON PARK AGENCY, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Dec 27, 1971 | Inactive |
| TRI-COUNTY STEREO, INC.Avon Park, FL · Inactive | Avon Park, FL | Corporation | Feb 23, 1972 | Inactive |
| SHULTZ PRINTING, INCAvon Park, FL · Inactive | Avon Park, FL | Corporation | Apr 11, 1972 | Inactive |