Every new New York business filing, every dayNew Real Estate Businesses in Southampton, NY
5 real estate businesses recently registered in Southampton, New York.
Updated October 7, 2026 · Most recent business filing May 27, 2026
Every new New York filing, every day
See how it worksAbout Real Estate Businesses in Southampton
This page lists new real estate businesses registered in Southampton, New York. We currently track 5, sourced directly from the New York Division of Corporations and refreshed daily as new real estate companies file.
Recent additions include Pegg Properties, Coastline Ventures, and RM CM Manhattan RE. The most recent real estate business filing was on May 27, 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 Southampton, this is one of the freshest prospect lists in the market.
All Filings
Pegg Properties
May 27, 2026Pegg Property Group Inc. appears to be a real estate brokerage based in Southampton, New York (per filing) and also operating in Charlotte, North Carolina (per website).
Coastline Ventures
Jan 13, 2026A real estate venture company based in New York, with a leadership team including James Giugliano, as shown on their website's leadership page.
RM CM Manhattan RE
Nov 3, 2025Commercial real estate brokerage based in New York City, specializing in properties in Chelsea, Midtown South, and Downtown Manhattan. The principal broker is Gabe Whitman. The LLC filing address is in Southampton, NY, likely a mailing address.
Breitenbach Advisory Team
Feb 6, 2024Breitenbach Advisory Team is a real estate agency specializing in luxury properties in the Hamptons, based in Southampton, NY. Their website features exclusive listings and lifestyle content, and they operate under the brokerage Compass as indicated by multiple professional profiles.
Connolly Real Estate
Aug 11, 2023Connolly Real Estate LLC appears to be a newly registered real estate entity based in Southampton, NY. The only plausible online trace is a Douglas Elliman agent profile for Brendan Connolly, indicating the business may be his individual real estate practice. The LLC has no dedicated website yet. The filing address is 28 Village Green Dr., Southampton, while the agent profile lists a different office address (70 Jobs Lane), suggesting the business is likely a single-agent operation.
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