Every new Connecticut business filing, every dayNew Neurons Neurosurgical Institute
Richard Guillaume, Principal
New Neurons Neurosurgical Institute is a neurosurgery practice offering patient care and surgical services. The site lists a New Jersey address (2100 Corlies Ave, Neptune, NJ) and a principal named Richard, matching the LLC officer. The filing shows a Connecticut address (93 Shennecossett Rd, Groton, CT) and a separate mailing address in Glastonbury, CT, suggesting multi-state operations or a recent move.
Filed March 5, 2026 · Groton, CT · New London County
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Connecticut Secretary of the State (business.ct.gov) · Entity 3391701 · Retrieved July 26, 2026
About New Neurons Neurosurgical Institute
New Neurons LLC filed in Connecticut on March 5, 2026, with a principal address in Groton. Richard Guillaume is listed as the Principal. The company's domain was registered nearly nine years before the filing, on July 18, 2017, through NameCheap. The website is dated and built with a Divi Child Theme. We estimate revenue between $1 million and $10 million and 6 to 25 employees. No annual report or EIN on file yet.
- Domain registered 3,152 days before the filing date.
- Filed by an individual (Richard Guillaume) as Principal.
- Website is dated and built with a Divi Child Theme.
- Three other entities share the same principal address.
- 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 21 new businesses registered in Groton in March 2026, and the only healthcare 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 New Neurons Neurosurgical Institute registered?
New Neurons Neurosurgical Institute was registered as LLC on March 5, 2026 in Connecticut.
Where is New Neurons Neurosurgical Institute located?
New Neurons Neurosurgical Institute is based in Groton, CT, 06340, in New London County.
What type of business is New Neurons Neurosurgical Institute?
New Neurons Neurosurgical Institute is classified as a healthcare business (neurosurgery).
Does New Neurons Neurosurgical Institute have an EIN on file?
No EIN was found on file for New Neurons Neurosurgical Institute at the time of registration.
Who Sells to This Business
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