MSPSIG.DIR · state · as of 2026-10-27

IT service providers in Illinois

98 IT service providers are tracked in Illinois, 82 of them MSPs. Sundog ranks highest by MSP score. Rated providers average 4.81 on Google.

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

Providers tracked9882 MSPs

Top rankedSundogRockford · MSP score 81

Rated providers average4.81★on Google · median score 50

Ranked by MSP score

top 50 of 64 shown · sort: score / best reviewed

Filtered: rated · Microsoft 365 · 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

SundogRockford · MSP · 25-49CybersecurityMicrosoft 365VoIP and UCaaS5.0★ (38)8150

002

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

003

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

004

CDS Office Technologies PeoriaSpringfield · VAR and telecom · 100-249Managed ITCo-managed ITRansomware Prevention4.6★ (30)7525

005

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

006

WEBIT Services, Inc.Naperville · MSP · 25-49Managed ITCo-managed ITCybersecurity4.9★ (88)7525

007

ExcalTechRolling Meadows · MSP · 50-99Managed ITCybersecurityCMMC Compliance4.9★ (31)7425

008

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

009

Unique Computing Solutions, IncFrankfort · MSP · 10-24Managed ITHelp DeskBackup and disaster recovery5.0★ (41)680

010

ITRegulators, IncBolingbrook · MSP · 5-9Managed ITIT consultingHelp Desk4.9★ (32)6850

011

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

012

Tomorrow's Internet SolutionsLombard · MSP · 5-9Managed ITBackup and disaster recoveryNetwork management4.9★ (49)6725

013

Great Computer Solutions - GlobalNorthbrook · MSP · 100-249Managed ITCo-managed ITNetwork management5.0★ (3)670

014

Waident Technology SolutionsNaperville · MSP · 25-49Managed ITCybersecurityIT Strategy5.0★ (1)6750

015

Advanced Intelligence EngineeringWheaton · MSP · 5-9Managed ITIT consultingCybersecurity5.0★ (20)6650

016

JensenIT, IncDes Plaines · MSP · 10-24Managed ITCo-managed ITHelp Desk4.0★ (4)6650

017

IT360Peoria · MSP · 25-49Managed ITIT consultingNetwork management5.0★ (4)6550

018

Master Solutions, IncNaperville · MSP · 25-49Managed ITIT consultingHelp Desk5.0★ (3)650

019

Liventus, Inc.Northbrook · MSP · 100-249Cloud migrationCybersecurityMicrosoft 3655.0★ (4)650

020

BSGtechMount Prospect · MSP · 5-9Managed ITCybersecurityPhysical Security5.0★ (4)6550

021

NtivaChicago · MSP · 10-24Cloud migrationComplianceCybersecurity5.0★ (39)6525

022

BTI Communications GroupDowners Grove · MSP · 50-99Backup and disaster recoveryCloud migrationCo-managed IT4.8★ (16)640

023

Computer RevolutionsMoline · MSP · 5-9Managed ITNetwork managementBackup and disaster recovery4.6★ (131)6350

024

Illini Tech ServicesCarlinville · MSP · 10-24Managed ITHelp DeskCybersecurity4.9★ (15)6325

025

CompuTEK SolutionsSchaumburg · MSP · 10-24Backup and disaster recoveryCloud migrationCybersecurity5.0★ (21)6325

026

Protek-ITChicago · MSP · 10-24Managed ITHelp DeskBackup and disaster recovery4.8★ (182)6350

027

Tigerhawk TechnologiesQuincy · MSP · 5-9Managed ITCybersecurityCloud Solutions4.9★ (15)6325

028

Solution Systems, Inc.Rolling Meadows · IT consulting · 10-24Business Central ImplementationBusiness Central SupportDynamics 365 Sales5.0★ (3)6225

029

Micro Tech Systems, Inc.Northbrook · MSP · 5-9Managed ITHelp DeskBackup and disaster recovery5.0★ (11)620

030

Magnitech, IncNaperville · MSP · 10-24Managed ITMicrosoft 365Cloud migration4.9★ (16)610

031

KKworx, IncNaperville · MSP · 10-24IT consultingCybersecurityNetwork management5.0★ (7)6025

032

CelereTechChicago · MSP · 1-4Backup and disaster recoveryCybersecurityMicrosoft 3655.0★ (2)5925

033

Finland Technology SolutionsChicago · MSP · 10-24Managed ITHelp DeskNetwork management5.0★ (21)5825

034

Tier1 Solutions, LLCJoliet · MSP · 1-4Managed ITCybersecurityMdr5.0★ (8)5825

035

Leapfrog Technology GroupChicago · MSP · 25-49Managed ITHelp DeskCybersecurity5.0★ (7)570

036

I.T. For LessChicago · MSP · 25-49Managed ITHelp DeskHardware Support5.0★ (10)560

037

Rockford ITRockford · MSP · 25-49IT consultingNetwork managementHardware Upgrades4.8★ (4)550

038

Hubbard Street TechnologyChicago · MSP · 1-4Managed ITIT consultingCloud migration5.0★ (21)550

039

CCSi CommunicationsLake Zurich · MSP · 10-24VoIPManaged ITManaged Security4.3★ (6)5525

040

BrongusMt Prospect · MSP · 1-4Help DeskMicrosoft 365Device Management4.7★ (12)540

041

JK Computer SolutionsMt Vernon · MSP · 10-24Managed ITCybersecurityCloud migration4.1★ (33)5425

042

XaminLincolnshire · IT consulting · 10-24Managed ITCybersecurity And ComplianceCloud Services5.0★ (1)5325

043

CMJ IT SolutionsSycamore · MSP · 5-9Managed ITNetwork managementCloud migration4.9★ (8)5225

044

JJC SystemsRolling Meadows · MSP · 10-24Managed ITMicrosoft ConsultingDynamics 3654.5★ (8)5225

045

Super V TechnologyHoffman Estates · IT consulting · 10-24Microsoft 365Sharepoint DevelopmentPower Apps5.0★ (19)510

046

SouthgatetechAurora · MSP · 1-4Managed ITHelp DeskCybersecurity5.0★ (3)5025

047

Lloyd IT Services, LLCSpringfield · MSP · 1-4Managed ITNetwork MonitoringHelp Desk5.0★ (1)5025

048

Nextgen SolutionsMarion · MSP · 10-24Managed ITMicrosoft 365Cybersecurity5.0★ (22)4925

049

Legend Technology ServicesBolingbrook · MSP · 1-4Managed ITHelp DeskNetwork management5.0★ (1)4925

050

Technology Support & SolutionsChicago · MSP · 1-4Break FixManaged ServicesMonitoring5.0★ (1)4925

Showing 50 of 64 · load moreMissing or misranked? Claim it ▸

Map

providers by city

Drawn from provider coordinates

What the data shows

measured 2026-10-27

50.1

Median MSP scoreof Illinois providers

Publish a DMARC policyof Illinois providers

50%

Claim 24/7 supportof Illinois providers

Median headcountemployees

33 cities in Illinois carry exactly one tracked provider.

** end of report **

Cities in Illinois

top 12 of 45 · providers tracked

From our research

MSPSIG.WIRE

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

2026-10-29IT Companies in Louisiana: What the Listings Show

How many IT service providers are in Illinois?

98 tracked as of 2026-10-27.

Which provider ranks highest in Illinois?

Sundog, by MSP score.

What is the median size of a provider here?

8 employees.

Listed in Illinois?

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