Businesses in Dayville, Connecticut

As of October 11, 2026, ListRiver's records show 439 active registered businesses in Dayville, Connecticut. 81% are LLCs. 6 were formed in September 2026.

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

Businesses on record

439

Formed in the last 12 months

Formed in September

With a phone number

11%

50 records

New Dayville businesses per month

Businesses on record by formation month, through September 2026. Monthly Connecticut new-business reports · Get the list of 6 new businesses formed in September 2026

Entity types

LLCs356 · 81%
Corporations54 · 12%
Nonprofits28 · 6%
Limited partnerships1 · 0%

Top ZIP codes

ZIP 06241437 · 100%
ZIP 064241 · 0%
ZIP 062431 · 0%

Industries (where known)

Real Estate89 · 21%
Construction61 · 14%
Other Services48 · 11%
Retail Trade36 · 8%
Professional & Technical Services35 · 8%
Manufacturing31 · 7%
Accommodation & Food Services27 · 6%
Health Care & Social Assistance26 · 6%
Administrative & Support Services18 · 4%
Agriculture, Forestry, Fishing12 · 3%

Newest business names registered in Dayville

Get all 439 Dayville businesses · see price Just the 10 formed in the last 90 days · see price

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This is a small sample, not the full list. To keep automated scrapers from copying our data, we only show a handful of records on public pages. Your downloaded list includes every matching business.

Business	City	Type	Formed
Name hidden	Dayville	LLC	Oct 2026
Name hidden	Dayville	LLC	Sep 2026
Name hidden	Dayville	LLC	Sep 2026
Name hidden	Dayville	LLC	Sep 2026
Name hidden	Dayville	LLC	Sep 2026
Name hidden	Dayville	LLC	Sep 2026
Name hidden	Dayville	LLC	Sep 2026
Name hidden	Dayville	LLC	Aug 2026
Name hidden	Dayville	LLC	Aug 2026
Name hidden	Dayville	LLC	Aug 2026
Name hidden	Dayville	LLC	Jul 2026
Name hidden	Dayville	LLC	Jul 2026
Name hidden	Dayville	LLC	Jul 2026
Name hidden	Dayville	LLC	Jul 2026
Name hidden	Dayville	LLC	Jun 2026
Name hidden	Dayville	LLC	Jun 2026
Name hidden	Dayville	LLC	Jun 2026
Name hidden	Dayville	LLC	Jun 2026
Name hidden	Dayville	LLC	Jun 2026
Name hidden	Dayville	LLC	Jun 2026
Name hidden	Dayville	LLC	Jun 2026
Name hidden	Dayville	LLC	May 2026
Name hidden	Dayville	LLC	May 2026
Name hidden	Dayville	LLC	May 2026
Name hidden	Dayville	LLC	May 2026

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Common questions about Dayville businesses

How many businesses are registered in Dayville, Connecticut?

ListRiver has 439 active registered businesses in Dayville, 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 Dayville, Connecticut in September 2026?

6 businesses on record in Dayville, Connecticut were formed in September 2026.

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

52 businesses on record in Dayville, Connecticut were formed in the 12 months through September 2026.

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

LLCs are the most common: 356 of 439 businesses on record (81%), followed by Corporations with 54 (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 Dayville, Connecticut?

Use ListRiver's list builder to filter Dayville, 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.

More Connecticut business lists

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<div style="max-width:520px"><iframe src="https://listriver.com/embed/new-businesses/connecticut/dayville" title="New businesses in Dayville, 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/dayville">Businesses in Dayville, 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.