Businesses in Old Mill Creek, Illinois

As of October 20, 2026, ListRiver's records show 26 active registered businesses in Old Mill Creek, Illinois. 69% are LLCs. 1 were formed in September 2026.

From official Illinois registry records, updated weekly. Most Old Mill Creek businesses are in Lake 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

2 records

New Old Mill Creek businesses per month

Businesses on record by formation month, through September 2026. Monthly Illinois new-business reports · Get the list of 1 new businesses formed in September 2026

Entity types

LLCs18 · 69%
Corporations8 · 31%

Newest business names registered in Old Mill Creek

Get all 26 Old Mill Creek businesses · see price Just the 2 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	Old Mill Creek	LLC	Sep 2026
Name hidden	Old Mill Creek	LLC	Aug 2026
Name hidden	Old Mill Creek	LLC	Nov 2025
Name hidden	Old Mill Creek	LLC	Feb 2025
Name hidden	Old Mill Creek	LLC	Aug 2024
Name hidden	Old Mill Creek	LLC	Aug 2024
Name hidden	Old Mill Creek	Corporation	Jul 2024
Name hidden	Old Mill Creek	LLC	Feb 2024
Name hidden	Old Mill Creek	LLC	Feb 2024
Name hidden	Old Mill Creek	LLC	Feb 2024
Name hidden	Old Mill Creek	LLC	Dec 2021
Name hidden	Old Mill Creek	Corporation	Apr 2021
Name hidden	Old Mill Creek	LLC	Dec 2020
Name hidden	Old Mill Creek	LLC	Aug 2020
Name hidden	Old Mill Creek	LLC	Apr 2019
Name hidden	Old Mill Creek	LLC	Apr 2018
Name hidden	Old Mill Creek	Corporation	Dec 2014
Name hidden	Old Mill Creek	LLC	Jul 2013
Name hidden	Old Mill Creek	LLC	Jan 2011
Name hidden	Old Mill Creek	LLC	Feb 2007
Name hidden	Old Mill Creek	Corporation	Mar 2006
Name hidden	Old Mill Creek	LLC	Jun 2005
Name hidden	Old Mill Creek	Corporation	Apr 1998
Name hidden	Old Mill Creek	Corporation	Mar 1996
Name hidden	Old Mill Creek	Corporation	Nov 1966

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Common questions about Old Mill Creek businesses

How many businesses are registered in Old Mill Creek, Illinois?

ListRiver has 26 active registered businesses in Old Mill Creek, 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 Old Mill Creek, Illinois in September 2026?

1 businesses on record in Old Mill Creek, Illinois were formed in September 2026.

How many new businesses opened in Old Mill Creek, Illinois in the last 12 months?

3 businesses on record in Old Mill Creek, Illinois were formed in the 12 months through September 2026.

What is the most common type of business in Old Mill Creek, Illinois?

LLCs are the most common: 18 of 26 businesses on record (69%), followed by Corporations with 8 (31%).

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 Old Mill Creek, Illinois?

Use ListRiver's list builder to filter Old Mill Creek, 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/old-mill-creek" title="New businesses in Old Mill Creek, 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/old-mill-creek">Businesses in Old Mill Creek, 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.