Businesses in Trout Valley, Illinois

As of October 20, 2026, ListRiver's records show 34 active registered businesses in Trout Valley, Illinois. 88% are LLCs.

From official Illinois registry records, updated weekly. Most Trout Valley businesses are in Mchenry 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

15%

5 records

New Trout Valley businesses per month

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

Entity types

LLCs30 · 88%
Nonprofits3 · 9%
Corporations1 · 3%

Newest business names registered in Trout Valley

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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	Trout Valley	LLC	May 2026
Name hidden	Trout Valley	LLC	Apr 2026
Name hidden	Trout Valley	LLC	Apr 2026
Name hidden	Trout Valley	LLC	Feb 2026
Name hidden	Trout Valley	LLC	Feb 2026
Name hidden	Trout Valley	LLC	Oct 2025
Name hidden	Trout Valley	LLC	Sep 2025
Name hidden	Trout Valley	LLC	Aug 2025
Name hidden	Trout Valley	LLC	Jul 2025
Name hidden	Trout Valley	LLC	Jul 2025
Name hidden	Trout Valley	LLC	Mar 2025
Name hidden	Trout Valley	LLC	Nov 2024
Name hidden	Trout Valley	LLC	Sep 2024
Name hidden	Trout Valley	LLC	May 2024
Name hidden	Trout Valley	LLC	Jan 2024
Name hidden	Trout Valley	LLC	Dec 2023
Name hidden	Trout Valley	LLC	Jan 2023
Name hidden	Trout Valley	LLC	Jul 2022
Name hidden	Trout Valley	LLC	Jun 2022
Name hidden	Trout Valley	LLC	Jun 2022
Name hidden	Trout Valley	LLC	Jun 2022
Name hidden	Trout Valley	LLC	Jan 2022
Name hidden	Trout Valley	LLC	Jul 2021
Name hidden	Trout Valley	LLC	Mar 2021
Name hidden	Trout Valley	LLC	Jun 2020

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Common questions about Trout Valley businesses

How many businesses are registered in Trout Valley, Illinois?

ListRiver has 34 active registered businesses in Trout Valley, 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 Trout Valley, Illinois in September 2026?

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

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

6 businesses on record in Trout Valley, Illinois were formed in the 12 months through September 2026.

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

LLCs are the most common: 30 of 34 businesses on record (88%), followed by Nonprofits with 3 (9%).

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 Trout Valley, Illinois?

Use ListRiver's list builder to filter Trout Valley, 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/trout-valley" title="New businesses in Trout Valley, 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/trout-valley">Businesses in Trout Valley, 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.