| GTP ACQUISITION PARTNERS II, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jul 6, 2005 | Active |
| ATC IRIS I LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Apr 20, 2006 | Active |
| GLOBAL TOWER HOLDINGS, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | May 23, 2007 | Active |
| GTP TOWERS III, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Mar 10, 2008 | Active |
| GTP TOWERS VIII, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Apr 12, 2010 | Active |
| ATC INDOOR DAS LLCLocation not reported, FL · Active | Location not reported, FL | LLC | May 5, 2011 | Active |
| ATC ANTENNAS LLCLocation not reported, FL · Active | Location not reported, FL | LLC | May 11, 2011 | Active |
| AMERICAN TOWERS LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jul 22, 2011 | Active |
| ATC OPERATIONS LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Dec 23, 2011 | Active |
| GRAINCOMM II, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jan 25, 2013 | Active |
| IWG TOWERS ASSETS I, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Mar 14, 2013 | Active |
| GTP TOWERS IX, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Aug 19, 2013 | Active |
| RICHLAND TOWERS, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Feb 12, 2014 | Active |
| ATC TOWER SERVICES LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Feb 28, 2014 | Active |
| ATC PONDEROSA K LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Oct 27, 2014 | Active |
| ATC SEQUOIA LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Mar 4, 2015 | Active |
| IWG TOWERS ASSETS II, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jun 12, 2015 | Active |
| IWG-TLA TELECOM, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Nov 18, 2015 | Active |
| GRAINCOMM III, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jun 14, 2016 | Active |
| IWG II, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Mar 7, 2017 | Active |
| CELL SITE NEWCO II, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Apr 3, 2018 | Active |
| INSITE TOWERS DEVELOPMENT 2, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Sep 12, 2018 | Active |
| ATC EDGE LLCLocation not reported, FL · Active | Location not reported, FL | LLC | May 29, 2019 | Active |