Every new New York business filing, every dayCastfirm Family Advisory
CASTFIRM FAMILY ADVISORY LLC, Registered Agent
Castfirm Garden City is a financial advisory firm specializing in estate planning and legacy preservation, located at 377 Oak Street in Garden City, NY. The website details services for wealth transfer and asset protection, consistent with the LLC's 'Family Advisory' designation.
Filed February 27, 2026 · Garden City, NY · Nassau County
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New York Department of State, Division of Corporations · Entity 7845187 · Retrieved May 6, 2026
About Castfirm Family Advisory
Castfirm Family Advisory LLC filed in New York on February 27, 2026, from Garden City. The company acts as its own registered agent. Its domain was registered on January 16, 2024, over two years before filing, using Wix. The website matches the filing name and address. We estimate revenue between $1 million and $10 million and 6 to 25 employees. The business has a brick-and-mortar footprint and a modern Wix-built site. No annual report or EIN is on file yet.
- Domain registered 773 days before filing, indicating long pre-filing planning.
- Company filed as its own registered agent, not using a service.
- Website identity confirmed, matching the filing name and address.
- We estimate revenue of $1M-$10M and 6-25 employees.
- Brick-and-mortar footprint suggests a physical office in Garden City.
- No annual report or EIN on file yet.
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 44 new businesses registered in Garden City in February 2026, one of 3 financial services businesses.
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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 Castfirm Family Advisory registered?
Castfirm Family Advisory was registered as LLC on February 27, 2026 in New York.
Where is Castfirm Family Advisory located?
Castfirm Family Advisory is based in Garden City, NY, 11530, in Nassau County.
What type of business is Castfirm Family Advisory?
Castfirm Family Advisory is classified as a financial services business (estate planning).
Does Castfirm Family Advisory have an EIN on file?
No EIN was found on file for Castfirm Family Advisory at the time of registration.
Who Sells to This Business
Based on the business category, these service providers typically target this type of business.
4 companies similar to Castfirm Family Advisory registered in Nassau County in the last 30 days
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