MSPSIG.DIR · state · as of 2026-10-24

IT service providers in Illinois

340 IT service providers are tracked in Illinois, 223 of them MSPs. AHEAD ranks highest by MSP score. Rated providers average 4.68 on Google.

MSPs only Claimed ✓ Rated Cybersecurity Managed IT Compliance Backup and disaster recovery Microsoft 365

Providers tracked340223 MSPs

Top rankedAHEADChicago · MSP score 87

Rated providers average4.68★on Google · median score 48

Ranked by MSP score

top 25 of 168 shown · sort: score / best reviewed

Filtered: rated · Network management · clear

MSP score parts:Reputation (up to 30)Presence (up to 25)Credibility (up to 20)Scale (up to 15)Momentum (up to 10)

#ProviderServicesGoogleMSP scoreTrending

001

AHEADChicago · IT consulting · 250+IT consultingManaged ITCloud migration4.5★ (27)87100

002

Links Technology SolutionsSchaumburg · MSP · 50-99Managed ITHelp DeskDesktop Support4.9★ (17)84100

003

CorporateChicago · MSP · 250+Managed ITHelp DeskOnsite Support4.7★ (27)80100

004

XL.netChicago · MSP · 25-49Managed ITIT consultingCloud migration5.0★ (64)79100

005

RKONChicago · IT consulting · 100-249Managed CybersecurityManaged ITCloud migration4.4★ (13)7975

006

EmpistChicago · MSP · 50-99Managed ITService DeskBackup and disaster recovery4.5★ (75)78100

007

Outsource Solutions GroupChicago · MSP · 50-99Managed ITIT consultingBackup and disaster recovery4.8★ (31)7775

008

JK Technology SolutionsLockport · MSP · 25-49Managed ITCybersecurityCompliance4.9★ (35)7525

009

MNJ TechnologiesBuffalo Grove · MSP · 100-249Managed ITCloud migrationBackup and disaster recovery4.2★ (18)7550

010

CESBolingbrook · IT consulting · 250+Managed ITCybersecurityCloud migration5.0★ (2)7425

011

Prescient SolutionsSchaumburg · MSP · 100-249Managed ITHelp DeskDesktop Support5.0★ (9)7450

012

ReachOutMokena · MSSP · 100-249Managed ITCybersecurityUnified Communications5.0★ (22)7425

013

CIO Landing, IncNorthfield · MSP · 25-49vCIOManaged ServicesIT Support5.0★ (56)7425

014

WEBIT Services, Inc.Naperville · MSP · 25-49Managed ITCo-managed ITCybersecurity4.9★ (88)7225

015

ConsultNetSt. Charles · MSP · 5-9Managed ITHelp DeskNetwork management5.0★ (26)720

016

Black Line ConsultingNaperville · MSP · 25-49Managed ITCybersecurityCloud migration4.7★ (83)710

017

PSM PartnersChicago · MSP · 100-249Managed ITCybersecurityCloud migration4.9★ (45)7125

018

Access OneChicago · MSP · 100-249Managed ITHelp DeskNetwork management4.2★ (57)7025

019

Burwood GroupOak Brook · IT consulting · 100-249Managed ITSecurity ConsultingCloud Services4.0★ (4)7050

020

Reputable IT, IncSchaumburg · MSP · 5-9Managed ITNetwork managementCybersecurity4.6★ (31)6950

021

The Isidore GroupBurr Ridge · MSP · 10-24Managed ITIT consultingIT Outsourcing5.0★ (19)6975

022

CTSRiverwoods · MSP · 10-24Managed ITCo-managed ITCybersecurity4.9★ (79)6925

023

TDI Networks, IncWoodridge · MSP · 1-4Managed ITCybersecurityRansomware Protection5.0★ (47)6850

024

Secure Data TechnologiesO'Fallon · MSP · 50-99Managed ITHelp DeskManaged Cybersecurity3.9★ (12)6825

025

Opensity SolutionsChicago · MSP · 250+Managed ITHelp DeskNetwork management4.7★ (24)6825

Showing 25 of 168 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-24

48.1

Median MSP scoreof Illinois providers

Publish a DMARC policyof Illinois providers

42%

Claim 24/7 supportof Illinois providers

Median headcountemployees

64 cities in Illinois carry exactly one tracked provider.

** end of report **

Cities in Illinois

top 12 of 120 · providers tracked

13Peoria

From our research

MSPSIG.WIRE

2026-10-10IT companies in Illinois: what 1,466 listings show

2026-10-24IT Companies in Minnesota: What the Listings Show

How many IT service providers are in Illinois?

340 tracked as of 2026-10-24.

Which provider ranks highest in Illinois?

AHEAD, by MSP score.

What is the median size of a provider here?

7 employees.

Listed in Illinois?

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