Every new Connecticut business filing, every dayLinhart Dentistry
Zachary Linhart, Principal
Linhart Dentistry is a dental practice founded in 1979 by Dr. Jan Linhart and now led by his son, Dr. Zachary Linhart, who is listed as the principal on the LLC filing. The practice operates from 230 Park Ave in New York, NY, with additional contact numbers showing a presence in Cos Cob, CT, matching the filing's principal address. The website describes a blend of old-world service and modern dentistry, offering general and cosmetic dental care.
Filed April 2, 2026 · Cos Cob, CT · Fairfield County
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Connecticut Secretary of the State (business.ct.gov) · Entity 3416222 · Retrieved July 26, 2026
About Linhart Dentistry
Linhart Dentistry, P.C. was filed in Connecticut on April 2, 2026, by principal Zachary Linhart. The practice is located in Cos Cob and offers general and cosmetic dentistry. Its domain was registered nearly 28 years before the filing, on November 17, 1997, through GoDaddy, indicating a long-established online presence. The modern website was confirmed to match the filing name and address. We first detected the business 115 days after filing. No annual report or EIN on file yet.
- Domain was registered 10,363 days before the filing date.
- Filed by the principal, Zachary Linhart.
- Website was confirmed to match the filing name and address.
- We estimate revenue between $1M and $10M and 6-25 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 23, 2026.
One of 13 new businesses registered in Cos Cob in April 2026, and the only dentistry 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.
Officers / Authorized Persons
Frequently Asked Questions
When was Linhart Dentistry registered?
Linhart Dentistry was registered as Corp on April 2, 2026 in Connecticut.
Where is Linhart Dentistry located?
Linhart Dentistry is based in Cos Cob, CT, 06807-2600, in Fairfield County.
What type of business is Linhart Dentistry?
Linhart Dentistry is classified as a dentistry business (general and cosmetic dentistry).
Does Linhart Dentistry have an EIN on file?
No EIN was found on file for Linhart Dentistry at the time of registration.
Who Sells to This Business
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