Every new New York business filing, every dayDiligent Environmental
William Huergo, Registered Agent
Diligent Environmental provides mold assessment, mold remediation, water restoration, and asbestos surveys for residential and commercial properties in Long Island, NY. The website lists the same address (18 Adrian Street, East Northport, NY) as the LLC filing, confirming the business operates at that location.
Filed August 14, 2025 · East Northport, NY · Suffolk County
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New York Department of State, Division of Corporations · Entity 7686203 · Retrieved May 6, 2026
About Diligent Environmental
DILIGENT ENVIRONMENTAL LLC filed in New York on August 14, 2025, with a principal address in East Northport. William Huergo is the owner and registered agent, filed personally. The domain was registered on December 8, 2025, 116 days after the filing, through Wix, and the site was built with the Wix Website Builder. The website is modern and confirmed to match the filing name and address. No annual report or EIN on file yet. We estimate revenue between $100K and $1M and 1 to 5 employees, operating from a physical location.
- Domain registered 116 days after the New York filing date.
- Filed personally by owner William Huergo as registered agent.
- We estimate revenue of $100K-$1M and 1-5 employees, brick and mortar.
- Website built with Wix and identity confirmed to match the filing.
- 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 15 new businesses registered in East Northport in August 2025, and the only environmental services 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 Diligent Environmental registered?
Diligent Environmental was registered as LLC on August 14, 2025 in New York.
Where is Diligent Environmental located?
Diligent Environmental is based in East Northport, NY, 11731, in Suffolk County.
What type of business is Diligent Environmental?
Diligent Environmental is classified as a environmental services business (mold remediation and asbestos removal).
Does Diligent Environmental have an EIN on file?
No EIN was found on file for Diligent Environmental at the time of registration.
Who Sells to This Business
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