Businesses in Green Oaks, Illinois

As of October 20, 2026, ListRiver's records show 83 active registered businesses in Green Oaks, Illinois. 69% are LLCs. 1 were formed in September 2026.

From official Illinois registry records, updated weekly. Most Green Oaks 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

17%

14 records

New Green Oaks 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

LLCs57 · 69%
Corporations19 · 23%
Nonprofits7 · 8%

Top ZIP codes

ZIP 6004881 · 98%
ZIP 600451 · 1%
ZIP 600441 · 1%

Newest business names registered in Green Oaks

Get all 83 Green Oaks 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	Green Oaks	Corporation	Sep 2026
Name hidden	Green Oaks	LLC	Aug 2026
Name hidden	Green Oaks	LLC	Jun 2026
Name hidden	Green Oaks	LLC	Apr 2026
Name hidden	Green Oaks	LLC	Mar 2026
Name hidden	Green Oaks	LLC	Feb 2026
Name hidden	Green Oaks	LLC	Jan 2026
Name hidden	Green Oaks	LLC	Sep 2025
Name hidden	Green Oaks	LLC	Nov 2024
Name hidden	Green Oaks	LLC	Nov 2024
Name hidden	Green Oaks	LLC	Jul 2024
Name hidden	Green Oaks	LLC	Jun 2024
Name hidden	Green Oaks	LLC	Mar 2024
Name hidden	Green Oaks	LLC	Mar 2024
Name hidden	Green Oaks	LLC	Mar 2024
Name hidden	Green Oaks	LLC	Oct 2022
Name hidden	Green Oaks	LLC	Oct 2022
Name hidden	Green Oaks	LLC	Feb 2022
Name hidden	Green Oaks	LLC	Nov 2021
Name hidden	Green Oaks	LLC	Jul 2021
Name hidden	Green Oaks	LLC	Sep 2019
Name hidden	Green Oaks	LLC	Apr 2019
Name hidden	Green Oaks	LLC	Dec 2018
Name hidden	Green Oaks	LLC	Oct 2018
Name hidden	Green Oaks	LLC	Oct 2018

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Common questions about Green Oaks businesses

How many businesses are registered in Green Oaks, Illinois?

ListRiver has 83 active registered businesses in Green Oaks, 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 Green Oaks, Illinois in September 2026?

1 businesses on record in Green Oaks, Illinois were formed in September 2026.

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

7 businesses on record in Green Oaks, Illinois were formed in the 12 months through September 2026.

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

LLCs are the most common: 57 of 83 businesses on record (69%), followed by Corporations with 19 (23%).

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 Green Oaks, Illinois?

Use ListRiver's list builder to filter Green Oaks, 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/green-oaks" title="New businesses in Green Oaks, 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/green-oaks">Businesses in Green Oaks, 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.