Businesses in South Beloit, Illinois

As of October 20, 2026, ListRiver's records show 452 active registered businesses in South Beloit, Illinois. 62% are LLCs. 5 were formed in September 2026.

From official Illinois registry records, updated weekly. Most South Beloit businesses are in Winnebago County. Look up a Illinois business by name.

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Businesses on record

452

Formed in the last 12 months

Formed in September

With a phone number

15%

67 records

New South Beloit businesses per month

Businesses on record by formation month, through September 2026. Monthly Illinois new-business reports · Get the list of 5 new businesses formed in September 2026

Entity types

LLCs282 · 62%
Corporations134 · 30%
Nonprofits36 · 8%

Top ZIP codes

ZIP 61080449 · 99%
ZIP 610891 · 0%
ZIP 611111 · 0%
ZIP 601801 · 0%

Newest business names registered in South Beloit

Get all 452 South Beloit businesses · see price Just the 15 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	South Beloit	LLC	Oct 2026
Name hidden	South Beloit	LLC	Oct 2026
Name hidden	South Beloit	LLC	Oct 2026
Name hidden	South Beloit	LLC	Sep 2026
Name hidden	South Beloit	LLC	Sep 2026
Name hidden	South Beloit	LLC	Sep 2026
Name hidden	South Beloit	LLC	Sep 2026
Name hidden	South Beloit	LLC	Sep 2026
Name hidden	South Beloit	LLC	Aug 2026
Name hidden	South Beloit	LLC	Aug 2026
Name hidden	South Beloit	LLC	Aug 2026
Name hidden	South Beloit	LLC	Aug 2026
Name hidden	South Beloit	LLC	Aug 2026
Name hidden	South Beloit	LLC	Aug 2026
Name hidden	South Beloit	LLC	Aug 2026
Name hidden	South Beloit	LLC	Jul 2026
Name hidden	South Beloit	LLC	Jul 2026
Name hidden	South Beloit	LLC	Jul 2026
Name hidden	South Beloit	LLC	Jul 2026
Name hidden	South Beloit	LLC	Jul 2026
Name hidden	South Beloit	LLC	Jul 2026
Name hidden	South Beloit	LLC	Jul 2026
Name hidden	South Beloit	LLC	Jun 2026
Name hidden	South Beloit	LLC	Jun 2026
Name hidden	South Beloit	LLC	Jun 2026

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Common questions about South Beloit businesses

How many businesses are registered in South Beloit, Illinois?

ListRiver has 452 active registered businesses in South Beloit, 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 South Beloit, Illinois in September 2026?

5 businesses on record in South Beloit, Illinois were formed in September 2026.

How many new businesses opened in South Beloit, Illinois in the last 12 months?

81 businesses on record in South Beloit, Illinois were formed in the 12 months through September 2026.

What is the most common type of business in South Beloit, Illinois?

LLCs are the most common: 282 of 452 businesses on record (62%), followed by Corporations with 134 (30%).

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 South Beloit, Illinois?

Use ListRiver's list builder to filter South Beloit, 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/south-beloit" title="New businesses in South Beloit, 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/south-beloit">Businesses in South Beloit, 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.