Every new Connecticut business filing, every dayARCH Assembly
Ryan Cosgrove, Principal
ARCH Assembly LLC is a kitting, light assembly, labeling, and packaging service for high-volume manufacturers, based in Lisbon, CT. The company's website emphasizes spec-driven operations to reduce internal touchpoints and improve throughput. The filing lists Ryan Cosgrove as principal at a Jewett City, CT address, consistent with the nearby Lisbon location.
Filed January 20, 2026 · Jewett City, CT · New London County
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Connecticut Secretary of the State (business.ct.gov) · Entity 3361181 · Retrieved July 27, 2026
About ARCH Assembly
ARCH Assembly LLC filed in Connecticut on January 20, 2026, as a manufacturing support services company focused on kitting and assembly. Principal Ryan Cosgrove is listed as the owner and officer. The domain was registered on the same day as the filing, January 20, 2026, through HOSTINGER operations, UAB. Its website is a modern brick-and-mortar site that matches the filing identity. The business was first seen by DayOneLead 188 days after filing. No annual report or EIN on file yet. We estimate revenue between $1M and $10M and 6 to 25 employees.
- Domain registered on the same day as the filing.
- Owner is the sole officer listed.
- Website is a modern brick-and-mortar site.
- Website identity confirmed matching the filing.
- First seen 188 days after filing.
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 4 new businesses registered in Jewett City in January 2026, and the only manufacturing support 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.
Officers / Authorized Persons
Frequently Asked Questions
When was ARCH Assembly registered?
ARCH Assembly was registered as LLC on January 20, 2026 in Connecticut.
Where is ARCH Assembly located?
ARCH Assembly is based in Jewett City, CT, 06351-2803, in New London County.
What type of business is ARCH Assembly?
ARCH Assembly is classified as a manufacturing support services business (kitting and assembly).
Does ARCH Assembly have an EIN on file?
No EIN was found on file for ARCH Assembly at the time of registration.
Who Sells to This Business
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