| AETNA AFFORDABLE HOUSING, INC.Hartford, CT · Merged | Hartford, CT | Corporation | Dec 5, 1997 | Merged |
| CMBS HOLDINGS, L.L.C.Hartford, CT · Merged | Hartford, CT | LLC | Dec 8, 1997 | Merged |
| CMBS HOLDINGS, INC.-IIHartford, CT · Merged | Hartford, CT | Corporation | Dec 16, 1997 | Merged |
| ING INVESTMENT ADVISER HOLDING COMPANY, INC.Hartford, CT · Merged | Hartford, CT | Corporation | Oct 1, 1998 | Merged |
| EIGHTY-FIVE, LLCHartford, CT · Dissolved | Hartford, CT | LLC | Dec 21, 1998 | Dissolved |
| PE HOLDINGS, LLCHartford, CT · Active | Hartford, CT | LLC | Feb 4, 1999 | Active |
| FRIENDS OF JIAO TONG UNIVERSITY, INC.Hartford, CT · Dissolved | Hartford, CT | Corporation | Dec 23, 1999 | Dissolved |
| AETNA INTERNATIONAL LLC.Hartford, CT · Active | Hartford, CT | LLC | Jan 12, 2000 | Active |
| AETNA INC.Hartford, CT · Active | Hartford, CT | Corporation | Dec 13, 2000 | Active |
| @CREDENTIALS INC.Hartford, CT · Active | Hartford, CT | Corporation | Mar 16, 2001 | Active |
| AETNA HEALTH MANAGEMENT, LLCHartford, CT · Active | Hartford, CT | LLC | Dec 17, 2002 | Active |
| AETNA RX HOME DELIVERY, LLCHartford, CT · Withdrawn | Hartford, CT | LLC | Jan 21, 2003 | Withdrawn |
| E-Z ROOFING & SEALCOATING LLCWest. Haven, CT · Forfeited | West. Haven, CT | LLC | Sep 17, 2003 | Forfeited |
| AETNA WORKERS' COMP ACCESS, LLCHartford, CT · Active | Hartford, CT | LLC | Jul 12, 2004 | Active |
| AETNA BEHAVIORAL HEALTH, LLCHartford, CT · Active | Hartford, CT | LLC | Aug 3, 2004 | Active |
| AETNA CAPITAL MANAGEMENT, LLCHartford, CT · Active | Hartford, CT | LLC | Mar 30, 2005 | Active |
| NORTHFIELD WINDSOR LLCHartford, CT · Merged | Hartford, CT | LLC | May 11, 2006 | Merged |
| AETNA PROVIDER SOLUTIONS, LLCHartford, CT · Cancelled | Hartford, CT | LLC | May 24, 2007 | Cancelled |
| AETNA BETTER HEALTH INC.Hartford, CT · Active | Hartford, CT | Other | Jun 25, 2008 | Active |
| PHOENIX DATA SOLUTIONS LLCHartford, CT · Active | Hartford, CT | LLC | Aug 24, 2009 | Active |
| FairCost LLCHartford, CT · Active | Hartford, CT | LLC | Jan 22, 2010 | Active |
| COLONIAL TOTAL REWARDS ASSOCIATION INC.Hartford, CT · Active | Hartford, CT | Corporation | Nov 28, 2012 | Active |
| AETNA RISK ASSURANCE COMPANY OF CONNECTICUT INC.Hartford, CT · Active | Hartford, CT | Corporation | Oct 3, 2014 | Active |
| AETNA NETWORK SERVICES LLCHartford, CT · Active | Hartford, CT | LLC | Oct 11, 2016 | Active |
| AETNA CORPORATE SERVICES LLCHartford, CT · Withdrawn | Hartford, CT | LLC | Sep 11, 2017 | Withdrawn |
| AETNA PHARMACY MANAGEMENT SERVICES LLCHartford, CT · Withdrawn | Hartford, CT | LLC | Oct 12, 2017 | Withdrawn |
| PERFECT TIMING TRANSPORT, LLCWest. Haven, CT · Forfeited | West. Haven, CT | LLC | Jan 20, 2021 | Forfeited |
| ROLLING RIDGE CT TC, LIMITED PARTNERSHIPWest. Haven, CT · Forfeited | West. Haven, CT | Partnership | Jun 12, 2023 | Forfeited |
| AETNA RESOURCES LLCLocation not reported, OR · Active | Location not reported, OR | LLC | Dec 28, 2016 | Active |
| AETNA NETWORK SERVICES LLCLocation not reported, OR · Active | Location not reported, OR | LLC | Dec 30, 2016 | Active |
| FAIRCOST LLCLocation not reported, OR · Active | Location not reported, OR | LLC | Apr 19, 2023 | Active |
| AETNA HEALTH MANAGEMENT, LLCLocation not reported, OR · Active | Location not reported, OR | LLC | Apr 29, 2004 | Active |
| AETNA BEHAVIORAL HEALTH, LLCLocation not reported, OR · Active | Location not reported, OR | LLC | Aug 2, 2004 | Active |
| AETNA LIFE INSURANCE COMPANYLocation not reported, FL · Active | Location not reported, FL | Corporation | Aug 29, 1916 | Active |
| AE HOTELS OF MIAMI, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | May 14, 1969 | Inactive |
| AETNA HEALTHCARE SYSTEMS, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Feb 6, 1974 | Inactive |
| AETNA FINANCIAL SERVICES, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Dec 27, 1974 | Inactive |
| AETNA HEALTH AND LIFE INSURANCE COMPANYLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Jun 1, 1976 | Inactive |
| AETNA DIVERSIFIED PROPERTIES, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | May 25, 1977 | Inactive |
| SANDEFER ENERGY, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Jan 6, 1983 | Inactive |
| AEI INC. OF DELAWARELocation not reported, FL · Inactive | Location not reported, FL | Corporation | Feb 28, 1983 | Inactive |
| AETNA LIFE INSURANCE COMPANY OF AMERICALocation not reported, FL · Inactive | Location not reported, FL | Corporation | Oct 26, 1983 | Inactive |
| AETNA TRUST COMNPANY, FSBLocation not reported, FL · Inactive | Location not reported, FL | Corporation | Jun 22, 2000 | Inactive |
| GROUP DENTAL SERVICE, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | May 5, 2006 | Inactive |
| AETNA HEALTH AND LIFE INSURANCE COMPANYLocation not reported, FL · Active | Location not reported, FL | Corporation | Jun 18, 2014 | Active |
| AETNA INVESTMENT SERVICES, INC.Hartford, FL · Inactive | Hartford, FL | Corporation | Dec 3, 1993 | Inactive |
| BAY AREA MALL, INC.Location not reported, FL · Inactive | Location not reported, FL | Corporation | Dec 14, 1995 | Inactive |
| AETNA HEALTH MANAGEMENT, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Dec 6, 2002 | Active |
| AETNA RX HOME DELIVERY, LLCLocation not reported, FL · Inactive | Location not reported, FL | LLC | Jan 21, 2003 | Inactive |
| AETNA BEHAVIORAL HEALTH, LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Aug 2, 2004 | Active |