| COMMUNITY HEALTH CARE PLAN, INC.Location not reported, CT · Dissolved | Location not reported, CT | Corporation | Aug 7, 1967 | Dissolved |
| THE CALICO AGENCY, LTD.New Haven, CT · Dissolved | New Haven, CT | Corporation | Jul 19, 1983 | Dissolved |
| PROMED SYSTEMS, INC.New Haven, CT · Dissolved | New Haven, CT | Corporation | Jan 12, 1984 | Dissolved |
| UNIVERSAL PHOTONICS, INC.Location not reported, CT · Merged | Location not reported, CT | Corporation | Mar 19, 1984 | Merged |
| COMMUNITY CARE NETWORK OF CONNECTICUT, INC.Bristol, CT · Dissolved | Bristol, CT | Corporation | Apr 11, 1986 | Dissolved |
| BCBS ALTERNATE DELIVERY SYSTEMS HOLDING CORPORATIONLocation not reported, CT · Merged | Location not reported, CT | Corporation | Sep 14, 1987 | Merged |
| COMMUNITY HEALTH CARE PLAN HOLDING CORPORATIONLocation not reported, CT · Merged | Location not reported, CT | Corporation | Sep 14, 1987 | Merged |
| BCBS GOSHEN REALTY, INC.North Haven, CT · Dissolved | North Haven, CT | Corporation | Dec 31, 1987 | Dissolved |
| CONFORT HOLDINGS, INC.North Haven, CT · Merged | North Haven, CT | Corporation | Jan 5, 1988 | Merged |
| BCS HAMDEN REALTY, INC.Location not reported, CT · Dissolved | Location not reported, CT | Corporation | May 16, 1988 | Dissolved |
| BCS HAMDEN LIFECARE, INC.Location not reported, CT · Dissolved | Location not reported, CT | Corporation | Nov 16, 1988 | Dissolved |
| BEACON CORPORATE BENEFIT SERVICES, INC.Location not reported, CT · Dissolved | Location not reported, CT | Corporation | Jan 3, 1989 | Dissolved |
| OMS HOLDING CORPORATIONNorth Haven, CT · Merged | North Haven, CT | Corporation | Jun 28, 1990 | Merged |
| BCS LIFECARE, INC.North Haven, CT · Dissolved | North Haven, CT | Corporation | Dec 31, 1990 | Dissolved |
| BCS TOWNWALK, INC.Location not reported, CT · Dissolved | Location not reported, CT | Corporation | Jan 8, 1991 | Dissolved |
| SMSI HOLDINGS, INC.Location not reported, CT · Merged | Location not reported, CT | Corporation | Apr 8, 1991 | Merged |
| ENTERPRISE HEALTH PLANS, INC.Location not reported, CT · Merged | Location not reported, CT | Corporation | Oct 28, 1992 | Merged |
| BCS TOWNWALK II, INC.Location not reported, CT · Dissolved | Location not reported, CT | Corporation | Apr 7, 1993 | Dissolved |
| MEDMANAGEMENT SYSTEMS CORPORATIONNorth Haven, CT · Dissolved | North Haven, CT | Corporation | Jan 22, 1996 | Dissolved |
| NATIONAL CARE MANAGEMENT PARTNERSHIP, INC.North Haven, CT · Dissolved | North Haven, CT | Corporation | Dec 3, 1996 | Dissolved |