Top 100 IT Services Companies in Illinois
The Best of December 2025Looking for a top IT services company in Illinois?
For your company to grow, it is essential to choose the best technology. Hiring an innovative IT services provider is the easiest way to ensure that you are making the best use of technology, increasing sales, and staying one step ahead of the competition.
To assist you in your search for a partner, we’ve compiled this list of the top IT consultants in Illinois. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
Jump to Most Reviewed Companies
List of the Best Illinois IT Companies
-
$5,000+50 - 249 employeesGaithersburg, MDRead More
DesignDATA is an IT managed services company. Established in 1979, the midsize agency is headquartered in Gaithersburg, Maryland and Washington, District of Columbia. Their services include IT managed services, IT strategy consulting, cloud consulting & SI, and Cybersecurity.
Industries
-
$1,000+50 - 249 employeesNaperville, ILRead More
BetterWorld Technology is a midsize IT managed services company launched in 2003. Their services include IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting. The company is headquartered in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado.
Industries
-
151$75,000+50 - 249 employeesChicago, ILILC North America Corp. Is an ECM consulting and SI company. Based in Chicago, Illinois, their team offers ECM consulting and SI and Business Consulting.Read More
-
152$25,000+10 - 49 employeesChicago, ILOne Six Solutions is a business intelligence company. They were founded in 2013, and their services include BI & big data consulting & SI and Enterprise App Modernization.Read More
Industries
-
153Undisclosed50 - 249 employeesFrankfort, ILMidsize ERP consulting and SI company GNC Consulting, is in Frankfort, Illinois and Odesa, Ukraine. The team specializes in ERP consulting and SI and other IT consulting and SI.Read More
-
154$1,000+10 - 49 employeesOak Brook, ILFulton May Solutions is a small IT managed services company established in 2004. Their services include IT managed services and cloud consulting & SI.Read More
Industries
-
155$5,000+10 - 49 employeesEvanston, ILReadyNetworks is an IT managed services company. The Evanston, Illinois-based agency was founded in 2007. Their team specializes in IT managed services and cloud consulting & SI.Read More
-
156Undisclosed10 - 49 employeesDes Plaines, ILSpot Migration Co is a Cybersecurity company. The team offers Cybersecurity and IT managed services and is headquartered in Des Plaines, Illinois.Read More
Industries
-
157$5,000+10 - 49 employeesOak Brook, ILAIS, Inc., an IT managed services company, is based in Oak Brook, Illinois. Their services include IT managed services and IT strategy consulting.Read More
Industries
-
158$5,000+10 - 49 employeesNaperville, ILMagnitech is an IT managed services company launched in 2010. The company focuses on IT managed services and cloud consulting & SI.Read More
Industries
-
159Undisclosed10 - 49 employeesGlenview, ILHTML Global is an IT managed services company. Established in 2011, the firm specializes in IT managed services and Cybersecurity.Read More
Industries
-
160$1,000+50 - 249 employeesWillowbrook, ILApplication Management & Support company ESPO Engineering Corp. Provides Application Management & Support and IT managed services. They are located in Willowbrook, Illinois.Read More
Industries
-
161Undisclosed10 - 49 employeesArlington Heights, ILTransforming Solutions, Inc. Is an unified communications consulting & SI company. Founded in 1995, the agency focuses on unified communications consulting & SI and ERP consulting and SI.Read More
-
162Undisclosed10 - 49 employeesRolling Meadows, ILInfiniwiz is an IT managed services company. The Rolling Meadows, Illinois-based firm provides IT managed services and IT strategy consulting.Read More
-
163Undisclosed10 - 49 employeesPeoria, ILFacet Technologies, Inc. Is a Cybersecurity and IT managed services company. They provide Cybersecurity and IT managed services and were founded in 1989. The firm is headquartered in Peoria, Illinois.Read More
-
164Undisclosed10 - 49 employeesBuffalo Grove, ILHodgson Consulting & Solutions is an IT managed services company. The Buffalo Grove, Illinois-based company was established in 2000. Their team provides IT managed services and cloud consulting & SI.Read More
-
165Undisclosed50 - 249 employeesSchaumburg, ILS-NET Communications is a Schaumburg, Illinois-based IT strategy consulting company. Their services include IT strategy consulting and unified communications consulting & SI.Read More
-
166Undisclosed2 - 9 employeesArlington Heights, ILBlue Collar Computing, Inc. Is a small IT strategy consulting company. Established in 2004, the team specializes in IT strategy consulting and Cybersecurity.Read More
-
167$5,000+50 - 249 employeesWestmont, ILRSTAR Technologies is a CRM consulting and SI company. The Westmont, Illinois-based agency was launched in 2000. Their team provides CRM consulting and SI and ERP consulting and SI.Read More
Clients
Exelon CorporationIndustries
-
168Undisclosed50 - 249 employeesEdwardsville, ILHolistix by Utilitra is an IT strategy consulting company. The Edwardsville, Illinois-based company specializes in IT strategy consulting and Cybersecurity.Read More
-
169$5,000+50 - 249 employeesChicago, ILImperium Dynamics is a CRM consulting and SI company. The Chicago, Illinois-based company was launched in 2021. Their services include CRM consulting and SI and IT managed services.Read More
Industries
-
170$1,000+10 - 49 employeesInverness, ILIT managed services company PCS International is located in Inverness, Illinois. The team provides IT managed services and Cybersecurity.Read More
-
171$5,000+50 - 249 employeesChicago, ILCrossRealms International is an IT managed services company. Launched in 2008, the team focuses on IT managed services and IT strategy consulting.Read More
Industries
-
172$1,000+250 - 999 employeesLisle, ILASAR Digital is a cloud consulting & SI company headquartered in Lisle, Illinois. Launched in 2015, the team focuses on cloud consulting & SI and Custom Software Development.Read More
-
173Undisclosed50 - 249 employeesNorthbrook, ILOnward Technologies, Inc. Is a Cybersecurity company. They were founded in 1985, and their services include Cybersecurity and IT managed services.Read More
Industries
-
174Undisclosed2 - 9 employeesChicago, ILTime Technology, a cloud consulting & SI company, offers cloud consulting & SI and Cybersecurity. The company is located in Chicago, Illinois.Read More
-
175$1,000+10 - 49 employeesSchaumburg, ILEstablished in 1998, IntelliSuite IT Solutions is an IT strategy consulting company. The team specializes in IT strategy consulting and cloud consulting & SI.Read More
Industries
-
176Undisclosed10 - 49 employeesAurora, ILQt9 Software is a small IT strategy consulting and ERP consulting and SI company launched in 2000. Their services include IT strategy consulting and ERP consulting and SI.Read More
-
177$5,000+2 - 9 employeesBannockburn, ILBased in Bannockburn, Illinois, United Parts of Chicago is a web design agency. Their services include Web Design and IT strategy consulting.Read More
Clients
Diamond Standard MAG Industries -
178$1,000+2 - 9 employeesChicago, IL7Alder, a business intelligence company, is in Chicago, Illinois. The firm provides BI & big data consulting & SI, business consulting, fractional cfo services, business valuation services, and more and has a small team.The firm was founded in 2022.Read More
Industries
-
179Undisclosed2 - 9 employeesElgin, ILHealthcare Financial Resources (HFRI) is a software development company. Founded in 1975, the small agency is in Elgin, Illinois. Their services include custom software development, IT strategy consulting, and IT managed services.Read More
-
180$1,000+2 - 9 employeesChicago, ILLift Digital Marketing is a PPC agency. Their team is in Chicago, Illinois and specializes in Pay Per Click and Search Engine Optimization.Read More
Industries
Featured providers
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed IT Services Company in Illinois
Check out an IT Services Company in Illinois with the most new reviews in the past 12 months.
Most Reviewed
IT Services Company
Illinois
- 11 3 new reviews
- 12 3 new reviews
- 13 3 new reviews
- 14 2 new reviews
- 15 2 new reviews
