Top 100 IT Services Companies in Illinois
The Best of October 2026Looking 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
-
241$1,000+2 - 9 employeesChicago, ILVector Shield Cybersecurity is a Cybersecurity company established in 2025. Their small team is located in Chicago, Illinois. The agency specializes in Cybersecurity, IT managed services, and IT strategy consulting.Read More
Industries
-
242$5,000+2 - 9 employeesWheaton, ILIT managed services company OverDrive IT was established in 2000. The agency provides IT managed services and Cybersecurity.Read More
-
243$1,000+10 - 49 employeesChicago, ILKlein Consulting, LLC is a Chicago, Illinois-based business intelligence company. Their services include BI & big data consulting & SI and CRM consulting and SI.Read More
-
244$10,000+250 - 999 employeesChicago, ILBig data analytics company Touch Support was founded in 2003. The company provides BI & big data consulting & SI and cloud consulting & SI.Read More
-
245$1,000+2 - 9 employeesPlainfield, ILVandesys Inc is a software development company. The Plainfield, Illinois-based team offers Custom Software Development and cloud consulting & SI.Read More
-
246Undisclosed10 - 49 employeesChicago, ILPinkus Partners is a CRM consulting and SI company. Launched in 2017, the company is headquartered in Chicago, Illinois. Their services include CRM consulting and SI and IT staff augmentation.Read More
Industries
-
247$5,000+50 - 249 employeesChicago, ILLaunched in 2016, QA Outsource is a midsize IT strategy consulting company. Their services include IT strategy consulting and IT managed services.Read More
Industries
-
248$10,000+10 - 49 employeesAurora, ILVSecureLabs, a Cybersecurity company, provide Cybersecurity. They were established in 2015.Read More
-
249$1,000+10 - 49 employeesSchaumburg, ILWedoIT, a small IT managed services company, is headquartered in Schaumburg, Illinois. The team specializes in IT managed services and IT strategy consulting.Read More
-
250$5,000+10 - 49 employeesChicago, ILDatastrive is a Cybersecurity and IT managed services company launched in 2003. The team provides Cybersecurity and IT managed services and is in Chicago, Illinois.Read More
Industries
-
251$10,000+2 - 9 employeesMorris, ILLaunched in 2013, Simple Communications, a small Cybersecurity and IT managed services company, is based in Morris, Illinois. Their services include Cybersecurity and IT managed services.Read More
-
252$1,000+10 - 49 employeesNaperville, ILO-Lux Technologies is an IT strategy consulting company established in 2020. The small team focuses on IT strategy consulting and cloud consulting & SI.Read More
-
253$5,000+10 - 49 employeesNaperville, ILHull Technologies Inc is a small Naperville, Illinois-based ERP consulting and SI and IT managed services company. The team provides ERP consulting and SI and IT managed services.Read More
Industries
-
254Undisclosed2 - 9 employeesGurnee, ILIT managed services company IntelliSupport was launched in 2023. Headquartered in Gurnee, Illinois, the team offers IT managed services and IT strategy consulting.Read More
-
255$1,000+2 - 9 employeesItasca, ILCybernon is a small Itasca, Illinois-based Cybersecurity company. Their services include Cybersecurity and IT managed services.Read More
-
256$5,000+10 - 49 employeesSchaumburg, ILEstablished in 1994, Temple-IT is a Cybersecurity company. The team offers Cybersecurity and IT managed services.Read More
Industries
-
257Undisclosed10 - 49 employeesBloomington, ILIT managed services company STL Business & Technology Solutions is in Bloomington, Illinois. They focus on IT managed services and Cybersecurity and were launched in 1992.Read More
-
258Undisclosed10 - 49 employeesSt. Charles, ILN2 Solutions is an IT managed services company founded in 2018. The agency specializes in IT managed services and Cybersecurity, and is small.Read More
-
259Undisclosed10 - 49 employeesNaperville, ILSundogIT, Inc. Is a Back Office Outsourcing company. They are in Naperville, Illinois and have small team of experts. Their services include Back Office Outsourcing and Call Center Services.Read More
Industries
-
260$10,000+250 - 999 employeesLincolnshire, ILTechClub Inc is an IT strategy consulting company launched in 2013. The firm specializes in IT strategy consulting and BI & big data consulting & SI.Read More
-
261$10,000+10 - 49 employeesArlington Heights, ILLeantegral, a custom software development company, was established in 2009. They are based in Arlington Heights, Illinois and have a small team. Leantegral provides custom software development, other application development, product design, e-commerce development, and more.Read More
Industries
-
262$1,000+50 - 249 employeesElk Grove Village, ILIn Elk Grove Village, Illinois and McHenry, Illinois, Porte Brown LLC is a midsize Accounting company. Their services include Accounting and cloud consulting & SI.Read More
Industries
-
263$1,000+2 - 9 employeesLibertyville, ILACI is a cloud consulting & SI company. Established in 2018, the firm is in Libertyville, Illinois and Chicago, Illinois. Their services include cloud consulting & SI and IT managed services.Read More
Industries
-
264$5,000+10 - 49 employeesWheaton, ILEstablished in 2020, Bonsai Data Solutions, LLC is a small Wheaton, Illinois-based Digital Strategy company. Their services include Digital Strategy and IT strategy consulting.Read More
-
265$50,000+10 - 49 employeesAshley, ILProgress Technologies, inc is a small cloud consulting & SI company headquartered in Bethesda, Maryland and Ashley, Illinois. The team focuses on cloud consulting & SI and IT managed services.Read More
-
266Undisclosed2 - 9 employeesChicago, ILQuantum Vigilance Cybersecurity Consulting is a Cybersecurity company. Their team is in Chicago, Illinois. The agency offers Cybersecurity and Corporate Training & Coaching.Read More
-
267Undisclosed2 - 9 employeesChicago, ILMy-SecureID LLC is a small Chicago, Illinois-based Cybersecurity company. Their services include Cybersecurity.Read More
-
268$5,000+10 - 49 employeesChicago, ILLaunched in 1999, Inovus Technologies, a small CRM consulting and SI company, is headquartered in Chicago, Illinois. Their team provides CRM consulting and SI and Business Consulting.Read More
-
269$1,000+2 - 9 employeesOak Forest, ILFounded in 2024, Revtek IT Solutions, a small IT managed services company, is in Oak Forest, Illinois. Their team focuses on IT managed services and IT strategy consulting.Read More
Industries
-
270$5,000+50 - 249 employeesLombard, ILAll Tech Solutions is an IT managed services company. Based in Lombard, Illinois, the team focuses on IT managed services and Cybersecurity.Read More
Industries
Featured provider
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 6 new reviews
- 12 6 new reviews
- 13 5 new reviews
- 14 5 new reviews
- 15 4 new reviews
