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MSPSIG.DIR · state · as of 2026-10-27

IT service providers in Illinois

422 IT service providers are tracked in Illinois, 213 of them MSPs. Rated providers average 4.57 on Google.

Providers tracked422213 MSPs
Top rankednot observed
Rated providers average4.57★on Google · median score 52
01

Ranked by MSP score

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Filtered: claimed · Cloud migration · clear

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02

Map

providers by city
03

What the data shows

measured 2026-10-27
51.9
Median MSP scoreof Illinois providers
1%
Publish a DMARC policyof Illinois providers
26%
Claim 24/7 supportof Illinois providers
12.5
Median headcountemployees
56 cities in Illinois carry exactly one tracked provider.
** end of report **
04

Cities in Illinois

top 12 of 104 · providers tracked
Chicago
130Naperville
28Schaumburg
24Oak Brook
10Bolingbrook
8Northbrook
8Rolling Meadows
8Downers Grove
7Peoria
7Elgin
6Lisle
6St. Charles
6
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From our research

MSPSIG.WIRE
How many IT service providers are in Illinois?
422 tracked as of 2026-10-27.
What is the median size of a provider here?
12.5 employees.
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