Businesses in Old Mystic, Connecticut

As of October 11, 2026, ListRiver's records show 25 active registered businesses in Old Mystic, Connecticut. 80% are LLCs.

From official Connecticut registry records, updated weekly. Most Old Mystic businesses are in Southeastern Connecticut Planning Region. Look up a Connecticut business by name.

Businesses on record

Formed in the last 12 months

Formed in September

With a phone number

2 records

New Old Mystic businesses per month

Businesses on record by formation month, through September 2026. Monthly Connecticut new-business reports

Entity types

LLCs20 · 80%
Nonprofits3 · 12%
Corporations2 · 8%

Top ZIP codes

ZIP 0637223 · 92%
ZIP 063552 · 8%

Industries (where known)

Construction6 · 25%
Real Estate3 · 13%
Arts, Entertainment & Recreation3 · 13%
Other Services3 · 13%
Wholesale Trade2 · 8%
Health Care & Social Assistance2 · 8%
Agriculture, Forestry, Fishing1 · 4%
Manufacturing1 · 4%
Retail Trade1 · 4%
Finance & Insurance1 · 4%

Newest business names registered in Old Mystic

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Business	City	Type	Formed
Name hidden	Old Mystic	LLC	May 2026
Name hidden	Old Mystic	LLC	Aug 2025
Name hidden	Old Mystic	LLC	Aug 2025
Name hidden	Old Mystic	Corporation	Jul 2025
Name hidden	Old Mystic	LLC	Jan 2025
Name hidden	Old Mystic	Nonprofit	Oct 2024
Name hidden	Old Mystic	LLC	Sep 2024
Name hidden	Old Mystic	LLC	Jul 2024
Name hidden	Old Mystic	LLC	Aug 2023
Name hidden	Old Mystic	LLC	Oct 2022
Name hidden	Old Mystic	LLC	May 2022
Name hidden	Old Mystic	LLC	Jan 2022
Name hidden	Old Mystic	LLC	Nov 2021
Name hidden	Old Mystic	LLC	Jan 2021
Name hidden	Old Mystic	LLC	Dec 2019
Name hidden	Old Mystic	LLC	Jun 2019
Name hidden	Old Mystic	LLC	Apr 2019
Name hidden	Old Mystic	LLC	Oct 2016
Name hidden	Old Mystic	Nonprofit	Sep 2013
Name hidden	Old Mystic	LLC	Jan 2006
Name hidden	Old Mystic	LLC	Mar 2005
Name hidden	Old Mystic	Nonprofit	Jul 2004
Name hidden	Old Mystic	LLC	Jun 1997
Name hidden	Old Mystic	LLC	May 1995
Name hidden	Old Mystic	Corporation	Aug 1967

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Common questions about Old Mystic businesses

How many businesses are registered in Old Mystic, Connecticut?

ListRiver has 25 active registered businesses in Old Mystic, Connecticut on record as of October 11, 2026, from official Connecticut business registry data. Dissolved and defunct businesses are not counted.

How many new businesses were formed in Old Mystic, Connecticut in September 2026?

0 businesses on record in Old Mystic, Connecticut were formed in September 2026.

How many new businesses opened in Old Mystic, Connecticut in the last 12 months?

1 businesses on record in Old Mystic, Connecticut were formed in the 12 months through September 2026.

What is the most common type of business in Old Mystic, Connecticut?

LLCs are the most common: 20 of 25 businesses on record (80%), followed by Nonprofits with 3 (12%).

Where does this data come from?

From Connecticut's official business registry. ListRiver loads each new state file, standardizes it, removes duplicates and updates its database weekly. Email and industry details are added from SMBCredit.net where available.

How do I get a list of businesses in Old Mystic, Connecticut?

Use ListRiver's list builder to filter Old Mystic, Connecticut businesses by entity type, formation date, industry and contact details, see the exact count and price, and download a CSV. Every list includes monthly refresh files.

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<div style="max-width:520px"><iframe src="https://listriver.com/embed/new-businesses/connecticut/old-mystic" title="New businesses in Old Mystic, Connecticut by month" width="100%" height="370" style="border:0" loading="lazy"></iframe><p style="font:13px sans-serif;margin:4px 0 0">Source: <a href="https://listriver.com/business-lists/connecticut/old-mystic">Businesses in Old Mystic, Connecticut</a>, ListRiver</p></div>

About this data

Counts come from official Connecticut business registry records on file with ListRiver, current as of October 11, 2026. They include businesses that are active on the state register; dissolved and defunct entities are excluded. Contact details are added from SMBCredit.net where available. Formation months reflect the registration date the state reports. See the methodology for sources, update schedules and known limits.