Businesses in Williamsfield, Illinois

As of October 20, 2026, ListRiver's records show 31 active registered businesses in Williamsfield, Illinois. 81% are LLCs.

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

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Businesses on record

Formed in the last 12 months

Formed in September

With a phone number

13%

4 records

New Williamsfield businesses per month

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

Entity types

LLCs25 · 81%
Nonprofits4 · 13%
Corporations2 · 6%

Newest business names registered in Williamsfield

Get all 31 Williamsfield businesses · see price Just the 1 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	Williamsfield	LLC	Aug 2026
Name hidden	Williamsfield	LLC	Apr 2026
Name hidden	Williamsfield	Corporation	Jul 2025
Name hidden	Williamsfield	LLC	Mar 2024
Name hidden	Williamsfield	LLC	Oct 2023
Name hidden	Williamsfield	LLC	Dec 2022
Name hidden	Williamsfield	LLC	Jul 2022
Name hidden	Williamsfield	LLC	May 2022
Name hidden	Williamsfield	LLC	Dec 2021
Name hidden	Williamsfield	LLC	May 2021
Name hidden	Williamsfield	LLC	Dec 2020
Name hidden	Williamsfield	LLC	Oct 2020
Name hidden	Williamsfield	LLC	Dec 2019
Name hidden	Williamsfield	LLC	Dec 2019
Name hidden	Williamsfield	LLC	May 2019
Name hidden	Williamsfield	LLC	Mar 2018
Name hidden	Williamsfield	LLC	Dec 2017
Name hidden	Williamsfield	Nonprofit	Dec 2017
Name hidden	Williamsfield	LLC	Aug 2017
Name hidden	Williamsfield	Nonprofit	Aug 2017
Name hidden	Williamsfield	LLC	Jul 2016
Name hidden	Williamsfield	LLC	Mar 2015
Name hidden	Williamsfield	LLC	Nov 2014
Name hidden	Williamsfield	LLC	Jan 2014
Name hidden	Williamsfield	LLC	Mar 2012

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Common questions about Williamsfield businesses

How many businesses are registered in Williamsfield, Illinois?

ListRiver has 31 active registered businesses in Williamsfield, 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 Williamsfield, Illinois in September 2026?

0 businesses on record in Williamsfield, Illinois were formed in September 2026.

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

2 businesses on record in Williamsfield, Illinois were formed in the 12 months through September 2026.

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

LLCs are the most common: 25 of 31 businesses on record (81%), followed by Nonprofits with 4 (13%).

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 Williamsfield, Illinois?

Use ListRiver's list builder to filter Williamsfield, 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/williamsfield" title="New businesses in Williamsfield, 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/williamsfield">Businesses in Williamsfield, 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.