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  1. Home
  2. New York
  3. Stony Brook
  4. Real Estate

New Real Estate Businesses in Stony Brook, NY

14 real estate businesses recently registered in Stony Brook, New York.

Updated August 19, 2026 · Most recent business filing Mar 18, 2026

14
Total Filings
Mar 18, 2026
Most Recent
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About Real Estate Businesses in Stony Brook

This page lists new real estate businesses registered in Stony Brook, New York. We currently track 14, sourced directly from the New York Division of Corporations and refreshed daily as new real estate companies file.

Recent additions include 222 30TH STREET REALTY LLC, 8 SEWARD REALTY LLC, and STONE HOLLOW PROPERTIES LLC. The most recent real estate business filing was on Mar 18, 2026.

Each entry shows the filing date and, where we can verify it, the owner name and contact details. If you sell to real estate businesses in Stony Brook, this is one of the freshest prospect lists in the market.

Use recent real estate registrations in Stony Brook as a timing signal, then qualify each company by formation date, website, and verified contact availability.

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All Filings

222 30TH STREET REALTY LLC

Mar 18, 2026
Real EstateStony Brook, NY

The entity appears to be a passive real estate holding company for a specific property, not an active operating business.

8 SEWARD REALTY LLC

Mar 11, 2026
Real EstateStony Brook, NY

The LLC is registered at 8 Seward Ln, Stony Brook, NY, and likely holds title to that residential or commercial property.

STONE HOLLOW PROPERTIES LLC

Nov 19, 2025
Real EstateStony Brook, NY

Based on the LLC name 'Stone Hollow Properties LLC' and its Stony Brook, NY address, this appears to be a small real estate holding or property management company. No directly matching website was found, but the name suggests an operating business rather than a shell.

HAUSEN PROPERTIES LLC

Oct 20, 2025
Real EstateStony Brook, NY

The LLC name 'HAUSEN PROPERTIES LLC' suggests a real estate holding or management company. The principal address is a residential location in Stony Brook, NY, indicating a small local operation. No operational website was found for this business.

152 GNARLED HOLLOW ROAD LLC

Oct 17, 2025
Real EstateStony Brook, NY

SOUTH JERSEY PROPERTIES LLC

Sep 18, 2025
Real EstateStony Brook, NY

The LLC 'SOUTH JERSEY PROPERTIES LLC' is registered in Stony Brook, NY, with no online presence found. The name implies a real estate holding or management company targeting South Jersey, but the lack of a matching website and geographic disconnect makes it unclear if it operates actively.

9J PROPERTY ASSOCIATES LLC

Sep 8, 2025
Real EstateStony Brook, NY

9J PROPERTY ASSOCIATES LLC is a real estate holding or management entity registered in Stony Brook, NY. No operational website was identified, and the candidates found are property record pages unrelated to the LLC's own operations.

124 MONTAUK LLC

Jul 15, 2025
Real EstateStony Brook, NY

The LLC is named after a property address (124 Montauk) and the only candidate is a Zillow listing for that property. It appears to be a real estate holding company, not an operating business.

STONYBROOK URBAN NEST 32 CORP.

Jun 4, 2025
Real EstateStony Brook, NY

The LLC 'STONYBROOK URBAN NEST 32 CORP.' is likely a property-holding entity for a residential building at 32 Hawkins Road in Stony Brook, NY. The name 'Urban Nest' suggests a student housing or apartment complex near Stony Brook University. No direct website was found, but the address and name imply a real operating rental property.

STONY BROOK PARK ESTATE LLC

May 29, 2025
Real EstateStony Brook, NY

The LLC 'Stony Brook Park Estate' suggests a property holding or management entity for park estate in Stony Brook, NY. No active website found; the principal address is a commercial suite, typical for a holding company.

RKRM ABODE LLC

Apr 21, 2025
Real EstateStony Brook, NY

RKRM ABODE LLC is registered at a residential address, suggesting it may be a property holding or management entity for the home at 11 Botany Lane. The lack of a website or clear online presence indicates a small-scale operation.

K.T. Cottage

Mar 31, 2025
Real EstateStony Brook, NY

Operates a vacation rental property, a fully renovated 100-year-old cottage in Stony Brook, NY, listed on Airbnb offering private upstairs suites. The LLC name and address match the property location, indicating a short-term rental business.

57 JAGGER LLC

Mar 25, 2025
Real EstateStony Brook, NY

The LLC is likely a real estate holding company for the property at 57 Jagger Lane, Westhampton, NY, with its principal address in Stony Brook. No operating website or business activity is evident.

31 WINDWOOD LLC

Mar 20, 2025
Real EstateStony Brook, NY

This LLC appears to be a real estate holding company registered in Stony Brook, NY. The name suggests association with a property at 31 Windwood, but the principal address is a commercial suite. No active operating website found; only directory listings exist. Likely a passive entity for property management or investment.

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