| KRAUS TILE & WOODWORKING INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Feb 22, 2002 | Active |
| SIX CANAL REALTY CORP.Hampton Bays, NY · Active | Hampton Bays, NY | Corporation | Feb 21, 1990 | Active |
| L.A.H. ASSOCIATES, LTD.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Sep 29, 1986 | Active |
| GEEZED, LTD.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Mar 5, 2004 | Active |
| KBAB INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Mar 14, 2012 | Active |
| REAL PARADISE CATERING INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Jun 26, 2012 | Active |
| MACC OLIVES LLCLocation not reported, FL · Active | Location not reported, FL | LLC | Apr 17, 2023 | Active |
| 322-61ST STREET, CORPLocation not reported, FL · Active | Location not reported, FL | Corporation | Jun 10, 2019 | Active |
| 837-43RD STREET, CORPLocation not reported, FL · Active | Location not reported, FL | Corporation | Jun 10, 2019 | Active |
| ENCLAVE FORENSICS, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | May 4, 2017 | Active |
| ISLAND DEVELOPMENT HOLDINGS INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | May 5, 2016 | Active |
| SWEET LIBERTY INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Jan 31, 2012 | Active |
| PCS LEVEL ONE CLEANING INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Nov 10, 2011 | Active |
| JAMES MOHN ARCHITECT P.C.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Jan 12, 2010 | Active |
| JASON L. SHIELDS, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Jun 10, 2009 | Active |
| POST & PICKETS, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Jul 8, 2008 | Active |
| TMC TRUCKING INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Jul 3, 2008 | Active |
| ARCHIVE FARMS, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Mar 15, 2007 | Active |
| M.A.V.S., INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Mar 2, 2007 | Active |
| PECONIC STUMP GRINDING SERVICES, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Jan 25, 2006 | Active |
| SHELTER ISLAND BROKERAGE, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Aug 31, 2005 | Active |
| LGT PROPERTIES INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Dec 7, 2004 | Active |
| BODHI GARDENS, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Mar 25, 2004 | Active |
| JAMES MOHN DESIGN, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Dec 19, 2003 | Active |
| CHRISTOPHER G. MARSHALL, M.D., M.B.A. P.C.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Aug 15, 2003 | Active |
| SHELTER ISLAND BAKE SHOP, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Jun 18, 2002 | Active |
| AACC INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | May 28, 2002 | Active |
| ANNA SALSEDO SALON INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Sep 12, 2001 | Active |
| SHELTER ISLAND SOUND CHARTERS, LTD.Shelter Island, NY · Active | Shelter Island, NY | Corporation | May 16, 2000 | Active |
| B&D PETROLEUM, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Apr 12, 2000 | Active |
| M. WEIN REALTY, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Jun 10, 1999 | Active |
| JFS PLANNING, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Feb 26, 1999 | Active |
| CRAIG HAUSMAN PAINTING, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Feb 19, 1999 | Active |
| JBS PROPERTIES, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Dec 3, 1998 | Active |
| DENNIS CLARK PAINTING, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Nov 20, 1998 | Active |
| CLARK'S MARINE REPAIR, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Oct 19, 1998 | Active |
| PAT & STEVE'S FAMILY RESTAURANT INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Jan 29, 1998 | Active |
| A&A WILLIAMS LLPShelter Island, NY · Active | Shelter Island, NY | Partnership | Jul 28, 1997 | Active |
| C & C ENTERPRISES, LTD.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Feb 24, 1997 | Active |
| WILLIAM A ANDERSON, JR INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Oct 2, 1995 | Active |
| SHELTER ISLAND KAYAK, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Jun 19, 1995 | Active |
| SHELTER ISLAND BOATWORKS, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Mar 9, 1993 | Active |
| K.G. GOODING AND COMPANY, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Mar 5, 1993 | Active |
| GRANITE COMMUNICATIONS, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | May 11, 1992 | Active |
| ISLAND SHELTERS, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Jan 11, 1991 | Active |
| FAY GRAPHIC DESIGN, LTD.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Jul 24, 1990 | Active |
| GEORGE HENRY LTD., INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Nov 17, 1989 | Active |
| J T REILLY CONSTRUCTION COMPANY, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Mar 14, 1989 | Active |
| BRETT POLESHUK INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Mar 31, 1988 | Active |
| D.J.C. LIQUORS, INC.Shelter Island, NY · Active | Shelter Island, NY | Corporation | Oct 31, 1986 | Active |