| ELM GENERAL CONSTRUCTION CORPLocation not reported, CT · Revoked | Location not reported, CT | Corporation | Jan 26, 2023 | Revoked |
| AMC Property Development & Management LLCLocation not reported, CT · Forfeited | Location not reported, CT | LLC | Feb 17, 2023 | Forfeited |
| 199 Jefferson LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Mar 8, 2023 | Active |
| ZSP Holdings Inc.Location not reported, CT · Active | Location not reported, CT | Corporation | Mar 9, 2023 | Active |
| ZSP Properties Inc.Location not reported, CT · Active | Location not reported, CT | Corporation | Sep 8, 2023 | Active |
| Phoenix Processing Systems Inc.Location not reported, CT · Withdrawn | Location not reported, CT | Corporation | Sep 25, 2023 | Withdrawn |
| GLV CONSULTING GROUP INCLocation not reported, CT · Active | Location not reported, CT | Corporation | Aug 14, 2024 | Active |
| RD LEGACY GROUP OWNER LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Apr 2, 2026 | Active |
| RD LEGACY GROUP LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Apr 2, 2026 | Active |
| Hudson Home Capital Inc.Location not reported, CT · Active | Location not reported, CT | Corporation | Apr 8, 2026 | Active |
| FREM REALTY CORP.Smithtown, NY · Active | Smithtown, NY | Corporation | Aug 3, 1988 | Active |
| STONY BROOK ELECTRIC, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Jan 13, 1961 | Active |
| SCHUBERT'S SERVICE STATION, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Dec 14, 1961 | Active |
| ART STONE THEATRICAL CORP.Smithtown, NY · Active | Smithtown, NY | Corporation | Nov 26, 1962 | Active |
| ENVIROCONSULTANTS, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Aug 13, 1991 | Active |
| FORTUNE TOBACCO SMITHTOWN, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Jan 9, 1992 | Active |
| H. JAVIDI, M.D. P.C.Smithtown, NY · Active | Smithtown, NY | Corporation | Feb 3, 1992 | Active |
| GMS RESOURCES, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Aug 4, 1992 | Active |
| JANOR ASSOCIATES, INC.Location not reported, NY · Active | Location not reported, NY | Corporation | Sep 2, 1992 | Active |
| PHONE PROGRAMS, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Dec 26, 1968 | Active |
| BROOKHAVEN OPTICIANS INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Apr 27, 1965 | Active |
| LAHANN'S AUTO BODY SHOP, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | May 12, 1966 | Active |
| SMITHTOWN REALTY CORP.Smithtown, NY · Active | Smithtown, NY | Corporation | Aug 5, 1966 | Active |
| T. C. MUSIC CO., INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Sep 28, 1966 | Active |
| SUBURBAN PEST CONTROL SYSTEMS INC.Smithtown, NY · Active | Smithtown, NY | Corporation | May 14, 1996 | Active |
| MAGE DRUGS, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Oct 20, 1966 | Active |
| 1660 EAST GUN HILL ROAD REALTY CORP.Melville, NY · Active | Melville, NY | Corporation | Jan 20, 1967 | Active |
| PENSION DESIGN & PLANNING, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Jul 8, 1997 | Active |
| HIMARK ENTERPRISES, INC.Hauppauge, NY · Active | Hauppauge, NY | Corporation | Apr 15, 1968 | Active |
| JOSEPH FEMINO, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Sep 12, 1968 | Active |
| ZEMAN'S BUILDING MAINTENANCE, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Oct 14, 1968 | Active |
| SUBURBAN EXTERMINATING SERVICE, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Dec 14, 1973 | Active |
| DI CANIO RESIDENTIAL COMMUNITIES, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Nov 29, 1972 | Active |
| ACTKO PEST CONTROL SERVICES, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Mar 5, 1973 | Active |
| CIRCUS MAN ICE CREAM CORP.Smithtown, NY · Active | Smithtown, NY | Corporation | Apr 10, 1973 | Active |
| ISLAND ENDOCRINOLOGY, P.C.Smithtown, NY · Active | Smithtown, NY | Corporation | Aug 6, 2001 | Active |
| DAVID S. WIENER, D.D.S., P.C.Smithtown, NY · Active | Smithtown, NY | Corporation | Jul 30, 1973 | Active |
| A. & E. WOODWORKING INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Aug 18, 1972 | Active |
| ADRANON SERVICES INTERNATIONAL INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Nov 28, 2001 | Active |
| VANCURA CONSTRUCTION CORP.Smithtown, NY · Active | Smithtown, NY | Corporation | Sep 10, 2002 | Active |
| STONY BROOK TRUCK LEASING, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Jun 10, 1970 | Active |
| B. LANZARONE IRON WORKS, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Jul 20, 1970 | Active |
| COHEN, WARREN, MEYER & GITTER, P.C.Smithtown, NY · Active | Smithtown, NY | Corporation | Aug 3, 1970 | Active |
| SMITHTOWN MEDICAL SPECIALISTS, P.C.Smithtown, NY · Active | Smithtown, NY | Corporation | Jun 11, 1971 | Active |
| IAN ANDREW GLASER, D.D.S., P.C.Smiththown, NY · Active | Smiththown, NY | Corporation | Jul 30, 1971 | Active |
| ST. JAMES SERVICE STATION CORP.Smithtown, NY · Active | Smithtown, NY | Corporation | Nov 12, 1971 | Active |
| LAW OFFICES OF MICHAEL N. MCCARTHY, P.C.Smithtown, NY · Active | Smithtown, NY | Corporation | Jan 30, 2006 | Active |
| CAREER COUNSELORS, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Jul 22, 2010 | Active |
| OUTSTANDING PLUMBING & HEATING, INC.Smithtown, NY · Active | Smithtown, NY | Corporation | Nov 24, 2010 | Active |
| CALIGIURI'S PATIO PIZZA CORP.Smithtown, NY · Active | Smithtown, NY | Corporation | Feb 1, 1977 | Active |