| DEFOREST INDUSTRIES, INC.Milford, CT · Active | Milford, CT | Corporation | Jan 28, 1971 | Active |
| TOWN HALL PLAZA, INC.Location not reported, CT · Forfeited | Location not reported, CT | Corporation | Aug 12, 1977 | Forfeited |
| MSA INTERNATIONAL, INC.Location not reported, CT · Merged | Location not reported, CT | Corporation | Mar 1, 1983 | Merged |
| EMD INTERNATIONAL, INC.Milford, CT · Dissolved | Milford, CT | Corporation | Nov 4, 1987 | Dissolved |
| ONLY IN MILFORD, INC.Milford, CT · Dissolved | Milford, CT | Corporation | Jan 12, 1988 | Dissolved |
| DEFOREST W. SMITH FOUNDATION, INC.Milford, CT · Dissolved | Milford, CT | Corporation | Sep 14, 1988 | Dissolved |
| DRUG FREE MILFORD, INCORPORATEDMilford, CT · Dissolved | Milford, CT | Corporation | Aug 11, 1989 | Dissolved |
| PUMPKIN REALTY CO., INC.Milford, CT · Merged | Milford, CT | Corporation | May 16, 1996 | Merged |
| SMITH FAMILY LIMITED PARTNERSHIPMilford, CT · Cancelled | Milford, CT | Partnership | Jun 4, 1982 | Cancelled |
| CONNECTICUT INVESTMENTS THREE, LLCMilford, CT · Dissolved | Milford, CT | LLC | Jul 30, 1997 | Dissolved |
| INVESTORS PROPERTIES LIMITED PARTNERSHIPMilford, CT · Cancelled | Milford, CT | Partnership | Sep 8, 1980 | Cancelled |
| WELLINGTON MILFORD, LLCMilford, CT · Dissolved | Milford, CT | LLC | Dec 2, 1998 | Dissolved |
| SEYMOUR TOWER ONE, LLCMilford, CT · Dissolved | Milford, CT | LLC | Jul 23, 1999 | Dissolved |
| HOWE AVENUE THREE, LLCMilford, CT · Dissolved | Milford, CT | LLC | Jun 12, 2000 | Dissolved |
| GEORGE J. SMITH & SON INVESTMENTS, LLCMilford, CT · Dissolved | Milford, CT | LLC | Dec 20, 2000 | Dissolved |
| ORANGE BUSINESS PARK, LLCMilford, CT · Dissolved | Milford, CT | LLC | Jul 17, 2001 | Dissolved |
| BETHEL INVESTMENTS, LLCMilford, CT · Dissolved | Milford, CT | LLC | Jan 10, 2003 | Dissolved |
| GJS INVESTMENTS TWO, LLCMilford, CT · Dissolved | Milford, CT | LLC | Mar 4, 2003 | Dissolved |
| CONNECTICUT INVESTMENTS ONE, LLCMilford, CT · Dissolved | Milford, CT | LLC | Mar 5, 2003 | Dissolved |
| 1947 CENTER GROTON ROAD, LLCMilford, CT · Active | Milford, CT | LLC | Jun 22, 2004 | Active |
| SMITH FAMILY INVESTMENT GROUP, LLCMilford, CT · Dissolved | Milford, CT | LLC | Feb 25, 2005 | Dissolved |
| 1639 LLCMilford, CT · Active | Milford, CT | LLC | Jan 3, 2006 | Active |
| 179 OLD GATE LANE, LLCMilford, CT · Dissolved | Milford, CT | LLC | Apr 24, 2006 | Dissolved |
| 171 BROAD STREET, LLCMilford, CT · Active | Milford, CT | LLC | Nov 23, 2015 | Active |
| Only In Milford LLCMilford, CT · Dissolved | Milford, CT | LLC | Oct 25, 2021 | Dissolved |