Every new New York business filing, every dayMill River Marina
William Stubelek II, Registered Agent
Mill River Marina LLC operates a marina at 74 Foster Avenue in Hampton Bays, NY. The business is listed on marina directories with the same address and phone number, confirming an active marina operation.
Filed February 26, 2026 · Hampton Bays, NY · Suffolk County
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New York Department of State, Division of Corporations · Entity 7844028 · Retrieved May 6, 2026
About Mill River Marina
Mill River Marina LLC filed in New York on February 26, 2026, and is based in Hampton Bays. Owner William Stubelek II filed personally as registered agent. The domain was registered over three years before filing, on November 10, 2022, through OVH sas. The website matches the company name and address. No annual report or EIN on file yet. We estimate revenue between $100K and $1M and 1 to 5 employees. The business has a brick-and-mortar presence with a modern website.
- Domain registered 1204 days before filing, showing long-term planning.
- Owner William Stubelek II filed personally as registered agent.
- Website identity confirmed matching filing name and address.
- No annual report or EIN on file yet.
- We estimate revenue $100K-$1M and 1-5 employees, brick-and-mortar.
Compiled from the state record, the company's public web presence, and our own research; revenue, employee, and footprint figures are estimates, not verified financials. Updated August 23, 2026.
One of 16 new businesses registered in Hampton Bays in February 2026, and the only marina business registered there that month.
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Filing Details
Verified Business Profile
Contact Information
Verified Website Profile
We matched this business to its website and pulled the domain's registration (WHOIS) record. Domain age is one of the strongest signals that a filing is a truly new business and not a re-filing or paperwork change.
Frequently Asked Questions
When was Mill River Marina registered?
Mill River Marina was registered as LLC on February 26, 2026 in New York.
Where is Mill River Marina located?
Mill River Marina is based in Hampton Bays, NY, 11946, in Suffolk County.
What type of business is Mill River Marina?
Mill River Marina is classified as a marina business (boat docking and storage).
Does Mill River Marina have an EIN on file?
No EIN was found on file for Mill River Marina at the time of registration.
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