Businesses in Glendale Heights, Illinois

As of October 20, 2026, ListRiver's records show 2,555 active registered businesses in Glendale Heights, Illinois. 49% are Corporations. 34 were formed in September 2026.

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

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Businesses on record

2,555

Formed in the last 12 months

443

Formed in September

With a phone number

178 records

New Glendale Heights businesses per month

Businesses on record by formation month, through September 2026. Monthly Illinois new-business reports · Get the list of 34 new businesses formed in September 2026

Entity types

Corporations1,259 · 49%
LLCs1,210 · 47%
Nonprofits81 · 3%
Other5 · 0%

Top ZIP codes

ZIP 601392,531 · 99%
ZIP 601378 · 0%
ZIP 601482 · 0%
ZIP 601082 · 0%
ZIP 601931 · 0%
ZIP 601851 · 0%
ZIP 610391 · 0%
ZIP 601881 · 0%
ZIP 601071 · 0%
ZIP 601891 · 0%
ZIP 600611 · 0%
ZIP 601331 · 0%
ZIP 601381 · 0%
ZIP 601901 · 0%
ZIP 601691 · 0%

Newest business names registered in Glendale Heights

Get all 2,555 Glendale Heights businesses · see price Just the 116 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	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026
Name hidden	Glendale Heights	LLC	Oct 2026

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Common questions about Glendale Heights businesses

How many businesses are registered in Glendale Heights, Illinois?

ListRiver has 2,555 active registered businesses in Glendale Heights, 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 Glendale Heights, Illinois in September 2026?

34 businesses on record in Glendale Heights, Illinois were formed in September 2026.

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

443 businesses on record in Glendale Heights, Illinois were formed in the 12 months through September 2026.

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

Corporations are the most common: 1,259 of 2,555 businesses on record (49%), followed by LLCs with 1,210 (47%).

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 Glendale Heights, Illinois?

Use ListRiver's list builder to filter Glendale Heights, 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/glendale-heights" title="New businesses in Glendale Heights, 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/glendale-heights">Businesses in Glendale Heights, 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.