Every new New York business filing, every dayGrey Heron
William Tigertt, Registered Agent
Grey Heron is a management and marketing consultancy focusing on high-impact fields like climatetech, biotech, and renewables, offering executive advisory services. The website describes building industry leaders, and the LLC filing lists an Irvington, NY address.
Filed November 21, 2025 · Irvington, NY · Westchester County
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New York Department of State, Division of Corporations · Entity 7765338 · Retrieved May 17, 2026
About Grey Heron
Grey Heron Holdings LLC filed in New York on November 21, 2025, as an executive advisory management consulting firm. Owner William Tigertt filed personally as the registered agent, and the company shares its Irvington address and owner name with one other entity. Its domain was registered 26 years before filing, on May 28, 1999, through Network Solutions, and the site was built with Wix. No annual report or EIN on file yet. We estimate revenue between $1 million and $10 million and 1 to 5 employees, with a brick-and-mortar footprint.
- Domain registered 26 years before the company filed, on May 28, 1999.
- Owner William Tigertt filed personally as the registered agent.
- Shares its Irvington address and owner name with one other entity.
- Website built with Wix, assessed as modern.
- We estimate revenue of $1M-$10M and 1-5 employees.
- 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 24, 2026.
One of 7 new businesses registered in Irvington in November 2025, and the only management 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 Grey Heron registered?
Grey Heron was registered as LLC on November 21, 2025 in New York.
Where is Grey Heron located?
Grey Heron is based in Irvington, NY, 10533, in Westchester County.
What type of business is Grey Heron?
Grey Heron is classified as a management consulting business (executive advisory).
Does Grey Heron have an EIN on file?
No EIN was found on file for Grey Heron at the time of registration.
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