Businesses in North Barrington, Illinois

As of October 20, 2026, ListRiver's records show 649 active registered businesses in North Barrington, Illinois. 51% are Corporations. 8 were formed in September 2026.

From official Illinois registry records, updated weekly. Most North Barrington businesses are in Lake County. Look up a Illinois business by name.

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Businesses on record

649

Formed in the last 12 months

Formed in September

With a phone number

12%

79 records

New North Barrington businesses per month

Businesses on record by formation month, through September 2026. Monthly Illinois new-business reports · Get the list of 8 new businesses formed in September 2026

Entity types

Corporations333 · 51%
LLCs283 · 44%
Nonprofits33 · 5%

Newest business names registered in North Barrington

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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	North Barrington	LLC	Oct 2026
Name hidden	North Barrington	LLC	Sep 2026
Name hidden	North Barrington	LLC	Sep 2026
Name hidden	North Barrington	LLC	Sep 2026
Name hidden	North Barrington	Nonprofit	Sep 2026
Name hidden	North Barrington	Corporation	Sep 2026
Name hidden	North Barrington	LLC	Sep 2026
Name hidden	North Barrington	LLC	Sep 2026
Name hidden	North Barrington	LLC	Sep 2026
Name hidden	North Barrington	LLC	Aug 2026
Name hidden	North Barrington	LLC	Aug 2026
Name hidden	North Barrington	LLC	Aug 2026
Name hidden	North Barrington	Corporation	Aug 2026
Name hidden	North Barrington	LLC	Jul 2026
Name hidden	North Barrington	LLC	Jul 2026
Name hidden	North Barrington	LLC	Jul 2026
Name hidden	North Barrington	LLC	Jul 2026
Name hidden	North Barrington	LLC	Jul 2026
Name hidden	North Barrington	LLC	Jul 2026
Name hidden	North Barrington	LLC	Jul 2026
Name hidden	North Barrington	Corporation	Jul 2026
Name hidden	North Barrington	LLC	Jun 2026
Name hidden	North Barrington	LLC	Jun 2026
Name hidden	North Barrington	LLC	Jun 2026
Name hidden	North Barrington	LLC	Jun 2026

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Common questions about North Barrington businesses

How many businesses are registered in North Barrington, Illinois?

ListRiver has 649 active registered businesses in North Barrington, Illinois on record as of October 20, 2026, from official Illinois business registry data. Dissolved and defunct businesses are not counted.

How many new businesses were formed in North Barrington, Illinois in September 2026?

8 businesses on record in North Barrington, Illinois were formed in September 2026.

How many new businesses opened in North Barrington, Illinois in the last 12 months?

68 businesses on record in North Barrington, Illinois were formed in the 12 months through September 2026.

What is the most common type of business in North Barrington, Illinois?

Corporations are the most common: 333 of 649 businesses on record (51%), followed by LLCs with 283 (44%).

Where does this data come from?

From Illinois'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 North Barrington, Illinois?

Use ListRiver's list builder to filter North Barrington, Illinois 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/illinois/north-barrington" title="New businesses in North Barrington, Illinois 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/illinois/north-barrington">Businesses in North Barrington, Illinois</a>, ListRiver</p></div>

About this data

Counts come from official Illinois business registry records on file with ListRiver, current as of October 20, 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.