| GILEAD COMMUNITY SERVICES, INC.Middletown, CT · Active | Middletown, CT | Corporation | May 27, 1968 | Active |
| EASTER SEALS CONNECTICUT, INC.Hartford, CT · Active | Hartford, CT | Corporation | Jul 1, 1935 | Active |
| THE CONNECTICUT INSTITUTE FOR THE BLIND, INC.Hartford, CT · Active | Hartford, CT | Corporation | Oct 6, 1893 | Active |
| HARTLAND GROUP HOMES, INC.Hartford, CT · Active | Hartford, CT | Corporation | Jun 21, 1983 | Active |
| VERNON GROUP HOMES, INC.Hartford, CT · Active | Hartford, CT | Corporation | Jun 21, 1983 | Active |
| BARKHAMSTED-GRANBY GROUP HOMES, INC.Hartford, CT · Active | Hartford, CT | Corporation | Apr 25, 1984 | Active |
| COVENTRY GROUP HOME INCORPORATEDHartford, CT · Active | Hartford, CT | Corporation | May 1, 1985 | Active |
| BOLTON GROUP HOME INCORPORATEDHartford, CT · Active | Hartford, CT | Corporation | May 1, 1985 | Active |
| OAK HILL COMMUNITY RESIDENCES, INC.Hartford, CT · Active | Hartford, CT | Corporation | Jun 12, 1986 | Active |
| LEBANON-CANTERBURY GROUP HOMES INCORPORATEDHartford, CT · Active | Hartford, CT | Corporation | May 12, 1987 | Active |
| RAINBOW HOUSING CORPORATIONMiddletown, CT · Active | Middletown, CT | Corporation | Aug 16, 1988 | Active |
| HARWINTON GROUP HOME, INC.Hartford, CT · Active | Hartford, CT | Corporation | Jun 27, 1995 | Active |
| PLYMOUTH GROUP HOME, INC.Hartford, CT · Active | Hartford, CT | Corporation | Jun 27, 1995 | Active |
| THOMASTON GROUP HOME, INC.Hartford, CT · Active | Hartford, CT | Corporation | Jun 27, 1995 | Active |
| WATERTOWN GROUP HOME, INC.Hartford, CT · Active | Hartford, CT | Corporation | Jun 27, 1995 | Active |
| OAK HILL INDUSTRIES, INC.Hartford, CT · Active | Hartford, CT | Corporation | Feb 4, 1999 | Active |
| THE OAK HILL FOUNDATION, INC.Hartford, CT · Active | Hartford, CT | Corporation | Jun 6, 2006 | Active |
| BURLINGTON GROUP HOMES, INC.Hartford, CT · Active | Hartford, CT | Corporation | Jan 25, 2007 | Active |
| GLASTONBURY GROUP HOMES, INC.Hartford, CT · Active | Hartford, CT | Corporation | Jan 25, 2007 | Active |
| GRANBY GROUP HOMES, INC.Hartford, CT · Active | Hartford, CT | Corporation | Jan 25, 2007 | Active |
| NEWINGTON GROUP HOMES, INC.Hartford, CT · Active | Hartford, CT | Corporation | Jan 25, 2007 | Active |