| HILLMAN JOLLEY & SON, INC.Middleburg, FL · Inactive | Middleburg, FL | Corporation | Apr 1, 1980 | Inactive |
| SUNSHINE STATE PEST CONTROL, INC.Middleburg, FL · Inactive | Middleburg, FL | Corporation | Mar 27, 1980 | Inactive |
| THE EARLS INVESTMENT CORPORATIONMiddleburg, FL · Inactive | Middleburg, FL | Corporation | May 23, 1980 | Inactive |
| THE CREATIVE PRINTING PLACE, INC.Middleburg, FL · Active | Middleburg, FL | Corporation | Jul 18, 1980 | Active |
| ALL CLAY APPLIANCE, INC.Middleburg, FL · Inactive | Middleburg, FL | Corporation | Aug 5, 1980 | Inactive |
| E & E COLE ENTERPRISES, INC.Middleburg, FL · Inactive | Middleburg, FL | Corporation | Sep 26, 1980 | Inactive |
| ATREX, INC.Middleburg, FL · Inactive | Middleburg, FL | Corporation | Jul 6, 1981 | Inactive |
| CLAY COUNTY VOLUNTEER FIREFIGHTERS ASSOCIATION, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | May 22, 1962 | Inactive |
| ROTARY CLUB OF SOUTH JACKSONVILLE, FLORIDA, INC.Middleburg, FL · Active | Middleburg, FL | Nonprofit | Dec 16, 1963 | Active |
| CENTERPOINT BAPTIST CHURCH, INC.Middleburg, FL · Active | Middleburg, FL | Nonprofit | Jun 3, 1968 | Active |
| SUPERVISORS SOCIAL CLUB, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | May 26, 1970 | Inactive |
| GRACE BAPTIST CHURCH OF MIDDLEBURG, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Oct 23, 1970 | Inactive |
| CLAY HILL VOLUNTEER FIRE DEPARTMENT, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Oct 21, 1971 | Inactive |
| VICTORY MINISTRIES OF MIDDLEBURG, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | May 21, 1973 | Inactive |
| MIDDLEBURG ATHLETIC ASSOCIATION, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Apr 16, 1974 | Inactive |
| FIRST ASSEMBLY OF GOD, INCMiddleburg, FL · Active | Middleburg, FL | Nonprofit | Dec 7, 1976 | Active |
| FIRST CHURCH OF GOD OF MIDDLEBURG, INC.Middleburg, FL · Active | Middleburg, FL | Nonprofit | Jul 27, 1977 | Active |
| FOXMEADOW CIVIC ASSOCIATION, INC.Middleburg, FL · Active | Middleburg, FL | Nonprofit | Aug 10, 1978 | Active |
| MIDDLEBURG LIONS CLUB HOLDING CO., INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Oct 9, 1979 | Inactive |
| FLORIDA STRIDERS TRACK CLUB, INC.Middleburg, FL · Active | Middleburg, FL | Nonprofit | Mar 12, 1980 | Active |
| THE BAPTIST TEMPLE OF ARLINGTON, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Apr 15, 1980 | Inactive |
| MIDDLEBURG CIVIC ASSOCIATION, INCORPORATEDMiddleburg, FL · Active | Middleburg, FL | Nonprofit | May 13, 1980 | Active |
| LAKESIDE COMMUNITY CHURCH, INC.Doctor'S Inlet, FL · Inactive | Doctor'S Inlet, FL | Nonprofit | Sep 2, 1980 | Inactive |
| JACKSONVILLE AVICULTURAL SOCIETY, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Oct 16, 1980 | Inactive |
| CLAY COUNTY SCHOLARSHIP FOUNDATION, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Dec 9, 1980 | Inactive |
| FELLOWSHIP BIBLE CHURCH OF THE CHRISTIAN AND MISSONARY ALLIANCE, INC.Middleburg, FL · Active | Middleburg, FL | Nonprofit | Dec 19, 1980 | Active |
| THE MIDDLEBURG PRESS CLUB, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Mar 26, 1981 | Inactive |
| KEN BEERS EVANGELISTIC ASSOCIATION, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Apr 13, 1981 | Inactive |
| FIRST BAPTIST CHURCH OF MIDDLEBURG, INC.Middleburg, FL · Active | Middleburg, FL | Nonprofit | Dec 15, 1981 | Active |
| THE JESUS CHURCH OF DELIVERANCE OF THE APOSTOLIC FAITH, INC.Middleburg, FL · Active | Middleburg, FL | Nonprofit | Dec 21, 1981 | Active |
| CLAY HUNTING CLUB, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Apr 26, 1982 | Inactive |
| HUNTER-DOUGLAS CENTER, INCORPORATEDMiddleburg, FL · Inactive | Middleburg, FL | Nonprofit | May 4, 1982 | Inactive |
| ROTARY DISTRICT 6970 YORK FOUNDATION, INC.Middleburg, FL · Active | Middleburg, FL | Nonprofit | May 20, 1982 | Active |
| RAVINES LEARNING CENTER, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Jun 11, 1982 | Inactive |
| WEST BIG BRANCH CIVIC ASSOCIATION, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Jun 14, 1982 | Inactive |
| BLACK CREEK PARK NORTH CIVIC ASSOCIATION, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Jun 16, 1982 | Inactive |
| PINEWOOD PRESBYTERIAN CHURCH OF CLAY COUNTY, INC.Middleburg, FL · Active | Middleburg, FL | Nonprofit | Jul 8, 1982 | Active |
| NORTH FLORIDA THEOLOGICAL SEMINARY, INC.Middleburg, FL · Active | Middleburg, FL | Nonprofit | Jul 30, 1982 | Active |
| CLAY BEHAVIORAL HEALTH CENTER, INC.Middleburg, FL · Active | Middleburg, FL | Nonprofit | Aug 3, 1982 | Active |
| CLAY COUNTY CIVIC ASSOCIATION, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Dec 3, 1982 | Inactive |
| NEW BEGINNING FELLOWSHIP, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Nov 25, 1982 | Inactive |
| CALVARY BAPTIST CHURCH OF MIDDLEBURG, INC.Middleburg, FL · Active | Middleburg, FL | Nonprofit | Mar 25, 1983 | Active |
| THE WOODS COUNTRY DAY SCHOOL, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | Apr 1, 1983 | Inactive |
| MIDDLEBURG UMPIRES ASSOCIATION, INC.Middleburg, FL · Inactive | Middleburg, FL | Nonprofit | May 24, 1983 | Inactive |
| CLAY COUNTY FARM BUREAU LAAMiddleburg, FL · Inactive | Middleburg, FL | Nonprofit | Jun 22, 1954 | Inactive |
| VENICE SHOPPING CENTER, LTD.Middleburg, FL · Active | Middleburg, FL | Partnership | Dec 1, 1970 | Active |
| WE DESIGN LANDSCAPES LIMITED PARTNERSHIPMiddleburg, FL · Inactive | Middleburg, FL | Partnership | Feb 21, 2005 | Inactive |
| HICKORY KNOLL APARTMENTS, LTD.Middleburg, FL · Inactive | Middleburg, FL | Partnership | Oct 23, 1978 | Inactive |
| GERIG MANAGEMENT I LLLPMiddleburg, FL · Inactive | Middleburg, FL | Partnership | Jul 28, 2009 | Inactive |
| SOUTH 21 BLANDING, LTD.Middleburg, FL · Inactive | Middleburg, FL | Partnership | Dec 18, 1981 | Inactive |