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| KAREN LYNCH INC.Setaukete, NY · Active | Setaukete, NY | Corporation | Apr 9, 1986 | Active |
| VIA PIZZA INC.Setauket, NY · Active | Setauket, NY | Corporation | Apr 29, 1996 | Active |
| DANIEL ANTONIOU, INC.East Setauket, NY · Active | East Setauket, NY | Corporation | Oct 11, 2011 | Active |
| SOLUTION STAFFERS, INC.East Setauket, NY · Active | East Setauket, NY | Corporation | Dec 3, 2010 | Active |
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| EDGE USA, INC.Setauket, NY · Active | Setauket, NY | Corporation | Feb 20, 2001 | Active |
| ARDEN FOOD CORP.East Setauket, NY · Active | East Setauket, NY | Corporation | Mar 26, 1999 | Active |
| TIME CREATIONS INC.Setauket, NY · Active | Setauket, NY | Corporation | Oct 20, 1997 | Active |
| BUILD-MOR, INC.East Setauket, NY · Active | East Setauket, NY | Corporation | Mar 8, 1995 | Active |
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| ALOYSIUS WEB DEVELOPMENT, INC.East Setauket, NY · Active | East Setauket, NY | Corporation | Jan 19, 2010 | Active |
| JBM GROUP INC.East Setauket, NY · Active | East Setauket, NY | Corporation | Mar 12, 2003 | Active |
| SUSAN LEE PHELAN, NURSE PRACTITIONER-PHYCHIATRY, P.C.Setauket, NY · Active | Setauket, NY | Corporation | May 24, 2001 | Active |
| PRINZE LANDSCAPING AND DESIGN CORPSetauket, NY · Active | Setauket, NY | Corporation | Mar 31, 2000 | Active |
| MJL HOMES INC.East Setauket, NY · Active | East Setauket, NY | Corporation | Jun 14, 2017 | Active |
| HOWARD A. LASNER MD P.C.Setauket, NY · Active | Setauket, NY | Corporation | May 20, 2011 | Active |
| BATTENCALE CORP.Setauket, NY · Active | Setauket, NY | Corporation | Sep 30, 2009 | Active |
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| HOESCH AMERICA INCORPORATEDEast Setauket, NY · Active | East Setauket, NY | Corporation | Jul 31, 2002 | Active |
| SOUS CASA CORP.East Setauket, NY · Active | East Setauket, NY | Corporation | Jun 5, 2008 | Active |
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| Regiment Law Firm LLCSetauket, NY · Active | Setauket, NY | LLC | Apr 26, 2023 | Active |
| CORE4 MOTORSPORTS, INC.Setauket, NY · Active | Setauket, NY | Corporation | Jan 16, 2018 | Active |
| THREE VILLAGE PROPERTIES, INC.Setauket, NY · Active | Setauket, NY | Corporation | Aug 22, 2017 | Active |
| JMS STRATEGIES, INC.Setauket, NY · Active | Setauket, NY | Corporation | May 5, 2017 | Active |
| JOSEPHS LAW PARTNERS, LLPSetauket, NY · Active | Setauket, NY | Partnership | May 27, 2016 | Active |
| COMFORTEK INCSetauket, NY · Active | Setauket, NY | Corporation | Oct 23, 2015 | Active |
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| BROOKLYN BODY BURN II, INC.Setauket, NY · Active | Setauket, NY | Corporation | Jan 21, 2014 | Active |
| FORESIGHT VENTURES INC.Setauket, NY · Active | Setauket, NY | Corporation | Jan 24, 2013 | Active |
| PENZA-ATLANTIC CO., INC.Setauket, NY · Active | Setauket, NY | Corporation | Nov 19, 2012 | Active |
| SOMAGENE INC.Setauket, NY · Active | Setauket, NY | Corporation | Nov 14, 2012 | Active |
| DONNA DEEDY, LTD.Setauket, NY · Active | Setauket, NY | Corporation | Oct 9, 2012 | Active |
| BBB WILLIAMSBURG, INC.Setauket, NY · Active | Setauket, NY | Corporation | Aug 13, 2012 | Active |
| PREMIER PHOTOBOOTHS INC.Setauket, NY · Active | Setauket, NY | Corporation | Dec 7, 2011 | Active |
| DT TECHNOLOGIES USA, INC.Setauket, NY · Active | Setauket, NY | Corporation | Oct 20, 2011 | Active |
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| RMKC ENTERPRISES, INC.Setauket, NY · Active | Setauket, NY | Corporation | Sep 1, 2011 | Active |
| GOOSEY NEW YORK INC.Setauket, NY · Active | Setauket, NY | Corporation | Aug 22, 2011 | Active |
| 24-7 RESTORATION, INC.Setauket, NY · Active | Setauket, NY | Corporation | Jul 21, 2011 | Active |
| PH CUSTOM HOME IMPROVEMENT, INC.Setauket, NY · Active | Setauket, NY | Corporation | Jul 18, 2011 | Active |
| FASCINATION BABY CORPORATIONSetauket, NY · Active | Setauket, NY | Corporation | Jul 13, 2011 | Active |
| AMDT INC.Setauket, NY · Active | Setauket, NY | Corporation | Mar 21, 2011 | Active |
| TTOL, INC.Setauket, NY · Active | Setauket, NY | Corporation | Oct 21, 2010 | Active |
| L.A. BYRNES ENTERPRISES, INC.Setauket, NY · Active | Setauket, NY | Corporation | Aug 31, 2010 | Active |