| MCMASTER BROS INCEast Hampton, NY · Active | East Hampton, NY | Corporation | Mar 4, 1980 | Active |
| DRIFTWOOD ON THE OCEAN, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Jan 21, 1980 | Active |
| PERSONALIZED POOLS, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Jan 19, 1979 | Active |
| BIRTWHISTLE & GIBSON, P.C.East Hampton, NY · Active | East Hampton, NY | Corporation | Sep 15, 1978 | Active |
| SEASHORE, INC.E. Hampton, NY · Active | E. Hampton, NY | Corporation | Apr 17, 1978 | Active |
| EAST HAMPTON BOWLING CORP.East Hampton, NY · Active | East Hampton, NY | Corporation | Aug 23, 1977 | Active |
| DUCHECK INTERNATIONAL CORPORATIONEast Hampton, NY · Active | East Hampton, NY | Corporation | May 12, 1976 | Active |
| TOM TILLINGHAST, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Nov 7, 1974 | Active |
| OSBORNE & MCGOWAN, P.C.East Hampton, NY · Active | East Hampton, NY | Corporation | Feb 8, 1974 | Active |
| EAST QUOGUE SAND & GRAVEL CORP.East Hampton, NY · Active | East Hampton, NY | Corporation | Dec 15, 2004 | Active |
| BENSON POINT REALTY CORP.East Hampton, NY · Active | East Hampton, NY | Corporation | Sep 12, 1986 | Active |
| BABY ZONE NYC, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Jun 1, 2010 | Active |
| HAMPTONS ACUPUNCTURE, P.C.East Hamopton, NY · Active | East Hamopton, NY | Corporation | Feb 16, 2010 | Active |
| JEWELHAMPTON, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Jul 17, 2006 | Active |
| LT LICENSING ENTERPRISES INCORPORATEDEast Hampton, NY · Active | East Hampton, NY | Corporation | Aug 17, 2010 | Active |
| LT QATAR INCORPORATEDEast Hampton, NY · Active | East Hampton, NY | Corporation | Aug 17, 2010 | Active |
| LT SIGNATURE, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Jul 12, 2010 | Active |
| NAUDAIN, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Jun 13, 2003 | Active |
| SOUTH OF THE HIGHWAY PAINTING, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Feb 9, 2006 | Active |
| THE PARTY SHOPPE, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Sep 1, 2000 | Active |
| DYNASTY SILK QUILTS, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Sep 20, 2012 | Active |
| MARKETING MART INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Jul 10, 2007 | Active |
| JUNK BROTHERS INCORPORATEDEast Hampton, NY · Active | East Hampton, NY | Corporation | Jul 24, 2006 | Active |
| WMAC HOLDINGS CORPORATIONEast Hampton, NY · Active | East Hampton, NY | Corporation | Jan 27, 2006 | Active |
| BUD AND BUNDLE, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Jan 23, 2006 | Active |
| LUCAIT INC.E. Hampton, NY · Active | E. Hampton, NY | Corporation | Sep 3, 2004 | Active |
| MANIDOO HOLDING INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Apr 4, 2002 | Active |
| IRIS KAPLOW LANDSCAPES INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Mar 12, 2002 | Active |
| DJMM, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Nov 16, 2000 | Active |
| GOTHAM LIGHT & POWER, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Nov 8, 2000 | Active |
| ROBERT GATTO ASSOCIATES, LTD.East Hampton, NY · Active | East Hampton, NY | Corporation | Jul 26, 1999 | Active |
| EAST HAMPTON NEW DEVELOPMENT CORP.East Hampton, NY · Active | East Hampton, NY | Corporation | Mar 14, 1997 | Active |
| PP REAL ESTATE HOLDING, LTD.East Hampton, NY · Active | East Hampton, NY | Corporation | Mar 14, 1997 | Active |
| TRANSWORLD PUBLISHING INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Oct 17, 1996 | Active |
| BDG MARKET RESEARCH, INCORPORATEDEast Hampton, NY · Active | East Hampton, NY | Corporation | Apr 12, 1996 | Active |
| BETSY CAMERON INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Nov 22, 1995 | Active |
| DAVID GRUBER, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | May 1, 1995 | Active |
| BUSINESS MANAGEMENT TOOLS, LTD.East Hampton, NY · Active | East Hampton, NY | Corporation | Jun 7, 1994 | Active |
| INTERNATIONAL RIGHTS, LTD.E. Hampton, NY · Active | E. Hampton, NY | Corporation | Nov 30, 1993 | Active |
| CCN PUBLISHING, INC.E. Hampton, NY · Active | E. Hampton, NY | Corporation | Jul 31, 1992 | Active |
| ART FINDS INC.East Hampton, NY · Active | East Hampton, NY | Corporation | May 28, 1992 | Active |
| MJ RED LTD.East Hampton, NY · Active | East Hampton, NY | Corporation | Feb 6, 1990 | Active |
| CLAM HOLE, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Nov 20, 1989 | Active |
| NORTH MAIN, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Oct 12, 1988 | Active |
| WOODBURY HEIGHTS REALTY CORP.East Hampton, NY · Active | East Hampton, NY | Corporation | May 5, 1987 | Active |
| THE MIDABET CORP.East Hampton, NY · Active | East Hampton, NY | Corporation | Aug 22, 1986 | Active |
| BURKE ASSOCIATES, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Dec 29, 1982 | Active |
| LDJ RESOURCES, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Dec 24, 1980 | Active |
| DUCK CREEK MARINA AT THREE MILE HARBOR, LTD.East Hampton, NY · Active | East Hampton, NY | Corporation | Jun 13, 1979 | Active |
| THEATRE VENTURE, INC.East Hampton, NY · Active | East Hampton, NY | Corporation | Sep 24, 1976 | Active |