| DIRECT DRAIN SERVICES LLCO'Brien, FL · Active | O'Brien, FL | LLC | Dec 6, 2016 | Active |
| ALL AROUND FENCING & LAND SERVICES, LLCObrien, FL · Active | Obrien, FL | LLC | Oct 10, 2023 | Active |
| ANDREW J. BICE, LLCO'Brien, FL · Active | O'Brien, FL | LLC | Jan 16, 2020 | Active |
| JP ADVANCED CORP.Obrien, FL · Active | Obrien, FL | Corporation | Nov 5, 2014 | Active |
| T & G WINDOWS AND DOORS LLCO'Brien, FL · Active | O'Brien, FL | LLC | Apr 16, 2024 | Active |
| H & L SPRINGS, LLCO'Brien, FL · Active | O'Brien, FL | LLC | Nov 27, 2023 | Active |
| RIVER 14966, LLCO'Brien, FL · Active | O'Brien, FL | LLC | Jul 8, 2019 | Active |
| WILLISTON 209, LLCObrien, FL · Active | Obrien, FL | LLC | Jul 8, 2019 | Active |
| WILLISTON 210, LLCO'Brien, FL · Active | O'Brien, FL | LLC | Jul 8, 2019 | Active |
| S & K RETIREMENT FUND, LLCO'Brien, FL · Active | O'Brien, FL | LLC | Jul 3, 2019 | Active |
| COMBAT VETERANS MOTORCYCLE ASSOCIATION FLORIDA CHAPTER 20-6 INC.O'Brien, FL · Active | O'Brien, FL | Nonprofit | Apr 7, 2014 | Active |
| CUTE DOG GROOMING,LLCO'Brien, FL · Active | O'Brien, FL | LLC | Apr 27, 2022 | Active |
| 5H CATTLE, INC.O'Brien, FL · Active | O'Brien, FL | Corporation | Feb 16, 2015 | Active |
| NMM PARTNERSHIP LLCLive Oak, FL · Inactive | Live Oak, FL | LLC | Apr 22, 2021 | Inactive |
| CANINE SERVICES TRAINING CENTER CORPObrien, FL · Active | Obrien, FL | Nonprofit | Mar 10, 2017 | Active |
| SPACE GRASS GROUP, LLCO'Brien, FL · Active | O'Brien, FL | LLC | Aug 30, 2022 | Active |
| SUWANNEE RIVER HIDEAWAY CORPO'Brien, FL · Active | O'Brien, FL | Corporation | Jun 15, 2016 | Active |
| LIMITED SLIP STUDIOS, INC.O'Brien, FL · Active | O'Brien, FL | Corporation | Oct 28, 2014 | Active |
| TIM D MCGUIRE INCO'Brien, FL · Active | O'Brien, FL | Corporation | Nov 18, 2021 | Active |
| JHBB PRODUCTIONS LLCO'Brien, FL · Inactive | O'Brien, FL | LLC | May 13, 2022 | Inactive |
| NATIONAL TRAINING, INC., Colorado Authority Terminated February 2, 1999Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Apr 26, 1994 | Withdrawn |
| The Pig Pen, Dissolved March 23, 2023Location not reported, CO · Voluntarily Dissolved | Location not reported, CO | Nonprofit | Aug 1, 2011 | Voluntarily Dissolved |
| Guardians Security Services IncLocation not reported, CO · Noncompliant | Location not reported, CO | Corporation | Jul 23, 2024 | Noncompliant |
| PowerNest Athletics LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Jan 13, 2026 | Good Standing |
| JELLI B. CORPORATIONO'Brien, FL · Active | O'Brien, FL | Corporation | Dec 10, 1958 | Active |
| O'BRIEN INVESTORS, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Apr 15, 1963 | Inactive |
| G. ROBERT HUDSON, INC.O'Brien, FL · Inactive | O'Brien, FL | Corporation | Feb 6, 1964 | Inactive |
| SHADY RANCH DAIRY INCO'Brien, FL · Inactive | O'Brien, FL | Corporation | Mar 28, 1973 | Inactive |
| INTERNATIONAL FASHIONS CUSTOM TAILORS, INC.Maitland, FL · Inactive | Maitland, FL | Corporation | Oct 29, 1973 | Inactive |
| BOREB ENTERPRISES, INC,O'Brien, FL · Inactive | O'Brien, FL | Corporation | Nov 14, 1973 | Inactive |
| J.E. RICHMOND CONSTRUCTION COMPANY, INC.O'Brien, FL · Inactive | O'Brien, FL | Corporation | May 1, 1974 | Inactive |
| PACIFIC MANAGEMENT CORPORATIONO'Brien, FL · Inactive | O'Brien, FL | Corporation | Aug 6, 1975 | Inactive |
| FLORIDA REAL ESTATE DIRECTORIES, INC.O'Brien, FL · Inactive | O'Brien, FL | Corporation | May 27, 1976 | Inactive |
| DOVEWOOD MANAGEMENT SERVICES, INC.O'Brien, FL · Inactive | O'Brien, FL | Corporation | Apr 29, 1977 | Inactive |
| SUWANNEE CANOES, INC.O'Brien, FL · Inactive | O'Brien, FL | Corporation | Nov 28, 1978 | Inactive |
| G & S COMPLETE METAL WORKS, INC.O'Brien, FL · Inactive | O'Brien, FL | Corporation | Jan 12, 1979 | Inactive |
| REFUSE PROCESSING ENGINEERING CO.Ormond Beach, FL · Inactive | Ormond Beach, FL | Corporation | Feb 7, 1980 | Inactive |
| BARNETT & SONS, INC.O'Brien, FL · Inactive | O'Brien, FL | Corporation | May 27, 1980 | Inactive |
| OUTREACH CHRISTIAN FARMS, INC. .O'Brien, FL · Inactive | O'Brien, FL | Nonprofit | Jan 20, 1972 | Inactive |
| NORTHERN FLORIDA CHRISTIAN CENTER, INC.O'Brien, FL · Active | O'Brien, FL | Nonprofit | Jan 9, 1978 | Active |
| CAMP DOVEWOOD, INC.O'Brien, FL · Active | O'Brien, FL | Nonprofit | May 11, 1983 | Active |
| ROXANNE BRANT CRUSADES, INC.O'Brien, FL · Inactive | O'Brien, FL | Nonprofit | Jan 21, 1975 | Inactive |
| LIBERY DOLLAR FINANCIAL TRUSTO'Brien, FL · Active | O'Brien, FL | Other | Jun 11, 2021 | Active |
| FAYRUZE INTERNATIONAL IMPORT & EXPORT, INC.O'Brien, FL · Inactive | O'Brien, FL | Corporation | Sep 11, 2001 | Inactive |
| THE PIG PEN INCORPORATEDObrien, FL · Inactive | Obrien, FL | Nonprofit | Nov 30, 2011 | Inactive |
| HEALTHPOINTE ONE HUNDRED EIGHTY DEGREES, INC.O'Brien, FL · Inactive | O'Brien, FL | Corporation | Jul 18, 2003 | Inactive |
| TEAM DAIRY, INC.O'Brien, FL · Inactive | O'Brien, FL | Corporation | May 1, 2017 | Inactive |
| DAVIS BUILDERS, INC. OF POLK COUNTYO'Brien, FL · Inactive | O'Brien, FL | Corporation | Feb 3, 1981 | Inactive |
| MCRAY BUILDERS, INC.O'Brien, FL · Inactive | O'Brien, FL | Corporation | Jan 22, 1982 | Inactive |
| ICHETUCKNEE SPRINGS FAMILY CAMPSITES, INC.O'Brien, FL · Inactive | O'Brien, FL | Corporation | Jun 4, 1984 | Inactive |