| SYLVAN OFFICE PARK LLCPortland, OR · Active | Portland, OR | LLC | Jun 21, 2014 | Active |
| COMMONS AT REDWOOD CREEK LLCPortland, OR · Active | Portland, OR | LLC | Nov 20, 2014 | Active |
| TANDEM DEVELOPMENT CORPORATIONPortland, OR · Active | Portland, OR | Corporation | Mar 15, 1988 | Active |
| EAST STARK STREET LLCPortland, OR · Active | Portland, OR | LLC | Jan 21, 2016 | Active |
| DESCHUTES RIVER HOMES LLCPortland, OR · Active | Portland, OR | LLC | Dec 19, 2016 | Active |
| CANYON LAND LLCPortland, OR · Active | Portland, OR | LLC | Apr 26, 2018 | Active |
| CHURCH STARK STREET LLCPortland, OR · Active | Portland, OR | LLC | Jul 5, 2018 | Active |
| 6235/37 CANYON COURT LLCPortland, OR · Active | Portland, OR | LLC | Oct 3, 2018 | Active |
| 61ST AND CANYON LLCPortland, OR · Active | Portland, OR | LLC | Dec 17, 2019 | Active |
| COMMONS AT TIMBER CREEK NORTH LLCPortland, OR · Active | Portland, OR | LLC | Jul 1, 2020 | Active |
| COMMONS AT TIMBER CREEK SOUTH LLCPortland, OR · Active | Portland, OR | LLC | Jul 1, 2020 | Active |
| V35 LLCPortland, OR · Active | Portland, OR | LLC | Sep 8, 2003 | Active |
| COMMONS AT VERANDAS NORTH LLCPortland, OR · Active | Portland, OR | LLC | Dec 28, 2020 | Active |
| COMMONS AT VERANDAS SOUTH LLCPortland, OR · Active | Portland, OR | LLC | Dec 28, 2020 | Active |
| HOBBS ROAD LLCPortland, OR · Active | Portland, OR | LLC | Apr 19, 2024 | Active |
| CORNELL ROAD INVESTMENTS LLCPortland, OR · Active | Portland, OR | LLC | Apr 24, 2024 | Active |
| CORNELL LAND LLCPortland, OR · Active | Portland, OR | LLC | Aug 28, 2024 | Active |
| HOBBS ROAD 2 LLCPortland, OR · Active | Portland, OR | LLC | Oct 22, 2024 | Active |
| THE CREEKSIDE LIMITED PARTNERSHIPLocation not reported, OR · Active | Location not reported, OR | Partnership | Oct 2, 1991 | Active |
| COMMONS AT HAWTHORN VILLAGE LLCPortland, OR · Active | Portland, OR | LLC | May 14, 1992 | Active |
| SYLVAN TWO LLCPortland, OR · Active | Portland, OR | LLC | Apr 5, 2006 | Active |
| DAWSON CREEK L.L.C.Portland, OR · Active | Portland, OR | LLC | May 25, 1994 | Active |
| UNITED APARTMENT CORP.Portland, OR · Active | Portland, OR | Corporation | Oct 7, 1995 | Active |
| SUSBAUER ROAD LLCPortland, OR · Active | Portland, OR | LLC | Jun 10, 2009 | Active |
| ELAM YOUNG PROPERTY LLCPortland, OR · Active | Portland, OR | LLC | May 6, 2010 | Active |
| SYLVAN HIGHLANDS LLCPortland, OR · Active | Portland, OR | LLC | May 19, 1999 | Active |
| TANDEM INVESTMENT PROPERTIES, INC.Portland, OR · Active | Portland, OR | Corporation | Apr 2, 1987 | Active |
| TANDEM PROPERTY MANAGEMENT, INC.Portland, OR · Active | Portland, OR | Corporation | Apr 2, 1987 | Active |
| CLAREY TRUST LLCPortland, OR · Active | Portland, OR | LLC | Apr 18, 2000 | Active |
| MULTNOMAH 61 LLCPortland, OR · Active | Portland, OR | LLC | Jun 28, 2011 | Active |
| WEST STARK STREET LLCPortland, OR · Active | Portland, OR | LLC | Oct 31, 2011 | Active |
| NYBERG ROAD PROPERTY, LLCPortland, OR · Active | Portland, OR | LLC | Feb 21, 2012 | Active |
| TANDEM CLASSIC CARS LLCHillsboro, OR · Active | Hillsboro, OR | LLC | Oct 4, 2012 | Active |
| COMMONS AT AVALON LLCPortland, OR · Active | Portland, OR | LLC | Dec 3, 2012 | Active |