Every new New York business filing, every dayExcelsus Engineering
David Fontanelli, Registered Agent
Excelsus Consulting LLC appears to be a small professional services firm operating under the Excelsus brand, likely providing engineering or technical consulting based on the candidate website's name 'Excelsus Engineering'. The business is registered at a residential address in Stony Brook, New York, suggesting a local, owner-operated practice.
Filed September 29, 2026 · Stony Brook, NY · Suffolk County
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New York Department of State, Division of Corporations · Entity 8033275
About Excelsus Engineering
Excelsus Engineering is a engineering consulting business (LLC) registered on September 29, 2026 with the New York Division of Corporations. The business is located in Stony Brook, New York 117901739. Suffolk County is its county of record. The record lists David Fontanelli as Registered Agent.
One of 9 new businesses registered in Stony Brook in September 2026, and the only engineering consulting 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 Excelsus Engineering registered?
Excelsus Engineering was registered as LLC on September 29, 2026 in New York.
Where is Excelsus Engineering located?
Excelsus Engineering is based in Stony Brook, NY, 117901739, in Suffolk County.
What type of business is Excelsus Engineering?
Excelsus Engineering is classified as a engineering consulting business (technical consulting).
Does Excelsus Engineering have an EIN on file?
No EIN was found on file for Excelsus Engineering at the time of registration.
Who Sells to This Business
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