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.
List of the Best Illinois IT Companies
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$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.
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$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.
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541Undisclosed2 - 9 employeesChicago, ILRead More
Skyline Media Chicago is a small Chicago, Illinois-based SEO agency. Their services include search engine optimization, social media marketing, CRM consulting and SI, and sms marketing.
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542$1,000+2 - 9 employeesAurora, ILCloud consulting & SI company Into Cloud Hosting was founded in 2019. The small team provides cloud consulting & SI and IT managed services.Read More
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543$1,000+2 - 9 employeesGilberts, ILFox Secure IT, an IT strategy consulting company, was founded in 2008. The agency specializes in IT strategy consulting and cloud consulting & SI, and is small.Read More
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544Undisclosed2 - 9 employeesWoodridge, ILTDI Networks, Inc. Is an IT strategy consulting company. They were launched in 2005, and their services include IT strategy consulting and cloud consulting & SI.Read More
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545Undisclosed10,000+ employeesVernon Hills, ILHeadquartered in Vernon Hills, Illinois, CDW is a large IT strategy consulting and IT managed services company. They focus on IT strategy consulting and IT managed services and were established in 1984.Read More
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546Undisclosed2 - 9 employeesChicago, ILCloudRoads, a cloud consulting & SI company, was founded in 2020. The company offers cloud consulting & SI and Cybersecurity.Read More
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547$1,000+2 - 9 employeesEast Peoria, ILAP Technologies is an East Peoria, Illinois-based IT managed services company. Established in 2022, the team specializes in IT managed services and IT strategy consulting.Read More
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548Undisclosed2 - 9 employeesChicago, ILT98 is a small software development firm established in 1998. Their services include Custom Software Development and IT staff augmentation.Read More
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549Undisclosed2 - 9 employeesNaperville, ILArtificial intelligence company AnalyticsPlus, Inc. Was founded in 2018. The team provides Artificial Intelligence and BI & big data consulting & SI.Read More
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550Undisclosed2 - 9 employeesWestmont, ILLocated in Westmont, Illinois, Forcify Consulting is a Business Consulting company. Their services include Business Consulting and IT strategy consulting.Read More
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551$1,000+Freelancer employeesSkokie, IL312ITConsulting, a SEO company, was established in 2024. They are in Skokie, Illinois and have a small team. Their services include Search Engine Optimization, Web Design, IT strategy consulting, Web Development, and more.Read More
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552$10,000+2 - 9 employeesSchaumburg, ILMSTRATEGY & COMPANY LLC is a cloud consulting & SI company. The Schaumburg, Illinois-based team offers cloud consulting & SI and IT strategy consulting.Read More
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553Undisclosed2 - 9 employeesWest Chicago, ILCyology.IO LLC is a Cybersecurity company. They offer Cybersecurity and IT managed services and were founded in 2019. The agency is based in West Chicago, Illinois.Read More
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554$1,000+2 - 9 employeesChicago, ILCybersecurity company ExpressTek Services is headquartered in Chicago, Illinois. They focus on Cybersecurity and IT managed services and were launched in 2003.Read More
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555Undisclosed10 - 49 employeesSchaumburg, ILEstablished in 2018, AugustIQ Consulting is an artificial intelligence firm. Their team provides Artificial Intelligence and Back Office Outsourcing.Read More
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556Undisclosed10 - 49 employeesOrland Park, ILPremier Systems is an IT managed services company based in Orland Park, Illinois. Their services include IT managed services and IT staff augmentation.Read More
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557Undisclosed10 - 49 employeesBloomington, ILMavidea Technology Group, LLC. Is a Digital Strategy company. Their team is based in Bloomington, Illinois. The agency provides Digital Strategy and IT managed services.Read More
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558Undisclosed10 - 49 employeesChicago, ILLiberty Advisor Group is a Cybersecurity company. The firm is in Chicago, Illinois. Their team focuses on Cybersecurity and Blockchain.Read More
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559Undisclosed50 - 249 employeesArlington Heights, ILTechWerks is a Corporate Training & Coaching company. In Arlington Heights, Illinois, their team provides Corporate Training & Coaching and Business Consulting.Read More
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560Undisclosed50 - 249 employeesChicago, ILAvionos is a Marketing Strategy company. Located in Chicago, Illinois, the team specializes in Marketing Strategy and Digital Strategy.Read More
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561Undisclosed50 - 249 employeesChicago, ILLogiwa WMS is a cloud consulting & SI company. Founded in 2017, the agency focuses on cloud consulting & SI and E-Commerce Development.Read More
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562Undisclosed50 - 249 employeesPark Ridge, ILSales Outsourcing company Policy Claim Management International (PCMI) is located in Park Ridge, Illinois. They provide Sales Outsourcing and Market Research.Read More
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563Undisclosed50 - 249 employeesOak Brook, ILGeneca is an user experience agency in Oak Brook, Illinois. They specialize in UX/UI Design and IT strategy consulting and were founded in 1998.Read More
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564Undisclosed2 - 9 employeesChicago, ILSouthside CHI Solutions is a cloud consulting & SI company. The small Chicago, Illinois-based team focuses on cloud consulting & SI and Cybersecurity. The company was founded in 2023.Read More
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565UndisclosedFreelancer employeesChicago, ILLodestar IT is a small Chicago, Illinois-based IT managed services company. The team specializes in IT managed services and IT strategy consulting.Read More
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566$10,000+250 - 999 employeesChicago, ILKensium is a Chicago, Illinois-based e-commerce development firm. Launched in 2006, the midsize team focuses on E-Commerce Development, ERP consulting and SI, UX/UI Design, Ecommerce Marketing, and more.Read More
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567$10,000+2 - 9 employeesSchaumburg, ILFinancial Consulting company Lineal CPA was established in 2010. The small team focuses on Financial Consulting and Fractional CFO Services.Read More
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568Undisclosed2 - 9 employeesNaperville, ILArtificial intelligence development company Vu360 Solutions focuses on Artificial Intelligence and Branding. They are based in Naperville, Illinois.Read More
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569Undisclosed2 - 9 employeesDes Plaines, ILAnumTech Systems Inc. Is an IT strategy consulting company. The firm is based in Des Plaines, Illinois. Their services include IT strategy consulting and Application Testing.Read More
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570$10,000+10 - 49 employeesSterling, ILHeadquartered in Sterling, Illinois and New York, New York, Kelly Daley Co. Is a Content Marketing company. Their services include Content Marketing and Social Media Marketing.Read More
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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.
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