| DOOR INSTALLATION SPECIALISTS CORPORATIONTampa, FL · Active | Tampa, FL | Corporation | Aug 27, 2004 | Active |
| Owens Corning Sales, LLCLocation not reported, AK · Good Standing | Location not reported, AK | LLC | Sep 27, 2006 | Good Standing |
| Owens Corning Sales, Inc., Colorado Authority Relinquished January 2, 2007Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Jul 11, 1957 | Withdrawn |
| FIBREBOARD CORPORATION, Colorado Authority Terminated May 7, 2001Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Feb 17, 1955 | Withdrawn |
| Masonite CorporationLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Jan 29, 1971 | Good Standing |
| Owens Corning HOMExperts, Inc., Colorado Authority Relinquished July 6, 2009Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Oct 13, 2006 | Withdrawn |
| Owens Corning Sales, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Sep 22, 2006 | Good Standing |
| Owens Corning Roofing and Asphalt, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Oct 6, 2006 | Good Standing |
| Owens Corning Insulating Systems, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Oct 6, 2006 | Good Standing |
| Owens Corning Infrastructure Solutions, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Sep 19, 2019 | Good Standing |
| Owens Corning Corporate Services, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Jan 1, 2022 | Good Standing |
| OWENS CORNING SALES, INC.Location not reported, CT · Withdrawn | Location not reported, CT | Corporation | Jul 2, 1962 | Withdrawn |
| MASONITE CORPORATIONLocation not reported, CT · Active | Location not reported, CT | Corporation | Dec 6, 2005 | Active |
| OWENS CORNING SALES, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Sep 21, 2006 | Active |
| MASONITE DISTRIBUTION LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Nov 6, 2018 | Active |
| OWENS CORNING ROOFING AND ASPHALT, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Dec 7, 2021 | Active |
| OWENS CORNING INSULATING SYSTEMS, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Dec 7, 2021 | Active |
| MASONITE CORPORATIONLocation not reported, OR · Active | Location not reported, OR | Corporation | Sep 21, 1981 | Active |
| FLEETWOOD ALUMINUM PRODUCTS, LLCLocation not reported, OR · Active | Location not reported, OR | LLC | Mar 18, 2024 | Active |
| OWENS CORNING SALES, LLCLocation not reported, OR · Active | Location not reported, OR | LLC | Sep 25, 2006 | Active |
| OWENS CORNING ROOFING AND ASPHALT, LLCLocation not reported, OR · Active | Location not reported, OR | LLC | Oct 13, 2006 | Active |
| OWENS CORNING INSULATING SYSTEMS, LLCLocation not reported, OR · Active | Location not reported, OR | LLC | Oct 13, 2006 | Active |
| OWENS CORNING FOAM INSULATION, LLCLocation not reported, OR · Active | Location not reported, OR | LLC | Oct 13, 2006 | Active |
| OWENS CORNING CORP.Location not reported, OR · Active | Location not reported, OR | Corporation | Mar 28, 2007 | Active |
| THERMAFIBER, INC.Location not reported, OR · Active | Location not reported, OR | Corporation | May 3, 2002 | Active |
| INTERWRAP CORP.Location not reported, OR · Active | Location not reported, OR | Corporation | Jul 15, 1987 | Active |
| SIERRA LUMBER, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | Dec 10, 1954 | Active |
| THE FIBERGLAS CORPORATIONLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Sep 25, 1943 | Inactive |
| OWENS CORNING SALES, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Mar 31, 1959 | Inactive |
| MASONITE CORPORATIONLocation not reported, FL · Active | Location not reported, FL | Corporation | Oct 15, 1973 | Active |
| TRUMBULL ASPHALT COMPANY OF DELAWARELocation not reported, FL · Inactive | Location not reported, FL | Corporation | Oct 26, 1977 | Inactive |
| LLOYD A. FRY ROOFING COMPANYLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Nov 3, 1977 | Inactive |
| THERMAFIBER, INC.Location not reported, FL · Active | Location not reported, FL | Corporation | May 3, 2002 | Active |
| CDC CORPORATION (WISCONSIN)Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jun 23, 2005 | Inactive |
| OWENS CORNING HOMEXPERTS, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Oct 11, 2006 | Inactive |
| NORTHERN ELASTOMERIC, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jul 3, 2012 | Inactive |
| INTERWRAP CORP.Location not reported, FL · Active | Location not reported, FL | Corporation | Jun 11, 2014 | Active |
| AMERIMARK BUILDING PRODUCTS, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Sep 24, 1997 | Inactive |
| T ACQUISITION, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jul 31, 1998 | Inactive |
| HOMEXPERTS LLCLocation not reported, FL · Inactive | Location not reported, FL | LLC | Jul 19, 2000 | Inactive |
| OWENS CORNING SALES, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Sep 26, 2006 | Active |
| OWENS CORNING ROOFING AND ASPHALT, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Oct 6, 2006 | Active |
| OWENS CORNING SCIENCE AND TECHNOLOGY, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jan 18, 2007 | Active |
| OWENS CORNING INSULATING SYSTEMS, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Aug 25, 2011 | Active |
| OWENS CORNING FOAM INSULATION, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Jul 15, 2015 | Active |
| OWENS CORNING INFRASTRUCTURE SOLUTIONS, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | May 27, 2021 | Active |
| OWENS CORNING COMPOSITE MATERIALS, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Dec 8, 2021 | Active |
| OWENS CORNING CORPORATE SERVICES, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Dec 8, 2021 | Active |
| OWENS CORNING ENGINEERED COMPONENTS, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | May 27, 2022 | Active |
| OWENS CORNING ROOFING MANAGEMENT SERVICES, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Nov 9, 2023 | Active |