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.
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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.
Industries
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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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661$1,000+2 - 9 employeesChicago, ILSEO company LumiMinds Inc | Chicago Software Company is based in Chicago, Illinois. They focus on Search Engine Optimization and Web Development and were founded in 2018.Read More
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662$5,000+2 - 9 employeesChicago, ILTop Gear Technologies is a small Chicago, Illinois-based IT managed services company. The team provides IT managed services and IT staff augmentation.Read More
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663Undisclosed2 - 9 employeesLockport, ILJK Consulting is an IT strategy consulting company. The team provides IT strategy consulting and Graphic Design, and the firm is located in Lockport, Illinois.Read More
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664Undisclosed10 - 49 employeesMount Prospect, ILWebHostingPad is a small cloud consulting & SI and e-commerce development firm located in Mount Prospect, Illinois. The team provides cloud consulting & SI and E-Commerce Development.Read More
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665Undisclosed10 - 49 employeesSpringfield, ILFounded in 1990, King Technology, Inc is an IT strategy consulting and web design agency. Their team specializes in IT strategy consulting and Web Design.Read More
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666Undisclosed10 - 49 employeesChicago, ILTechnical Paradigm is a SEO company. Their small team is based in Chicago, Illinois. Their team specializes in Search Engine Optimization and Pay Per Click.Read More
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667Undisclosed10 - 49 employeesHoffman Estates, ILWeb development company Quip Global was launched in 2014. The agency focuses on Web Development and Mobile App Development, and is small.Read More
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668Undisclosed2 - 9 employeesChicago, ILWeb design company Psycray was established in 2012. The team offers Web Design and CRM consulting and SI and is headquartered in Chicago, Illinois.Read More
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669$5,000+Freelancer employeesChicago, ILBlumer Marketing Strategy & Consulting LLC, a Fractional CMO Services company, is headquartered in Chicago, Illinois. They offer Fractional CMO Services and IT strategy consulting.Read More
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670Undisclosed50 - 249 employeesWarrenville, ILIT strategy consulting company Arbour Group LLC was founded in 1990. The company specializes in IT strategy consulting and ERP consulting and SI, and is midsize.Read More
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671UndisclosedFreelancer employeesSpringfield, ILFlat Cap, LLC, an IT strategy consulting company, is headquartered in Springfield, Illinois. Their services include IT strategy consulting and other IT consulting and SI.Read More
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672Undisclosed250 - 999 employeesBatavia, ILHOBI International, Inc. Is an IT strategy consulting company founded in 1992. Headquartered in Batavia, Illinois and Dallas, Texas, the team focuses on IT strategy consulting.Read More
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673$1,000+2 - 9 employeesChicago, ILFred Lundin CPA LLC is a branding agency. The Chicago, Illinois-based team specializes in Branding and Social Media Marketing.Read More
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674$75,000+2 - 9 employeesNorthbrook, ILFounded in 2022, iGrow Technology is an IT staff augmentation company. Their services include IT staff augmentation and IT strategy consulting.Read More
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675$5,000+10 - 49 employeesDowners Grove, ILProfusion Systems is a Downers Grove, Illinois-based software development company. The small company was established in 2012. Their team specializes in Custom Software Development, Mobile App Development, cloud consulting & SI, E-Commerce Development, and more.Read More
Clients
AramarkIndustries
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676Undisclosed50 - 249 employeesWheaton, ILRemote Employee is a Marketing Strategy company. They are located in Wheaton, Illinois and San Fernando, Philippines, and their services include Marketing Strategy and Digital Strategy.Read More
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677$1,000+10 - 49 employeesPalatine, ILERP consulting and SI company DigiTechYard offers ERP consulting and SI and Digital Strategy. They are based in Palatine, Illinois and Ahmedabad, India.Read More
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678Undisclosed250 - 999 employeesChicago, ILUX design company Avensia, Inc. Was launched in 1998. The team focuses on UX/UI Design and IT strategy consulting.Read More
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679$10,000+2 - 9 employeesChicago, ILFounded in 2004, Globonix, Inc. Is a data analytics company. Based in Chicago, Illinois, the team focuses on BI & big data consulting & SI and IT staff augmentation.Read More
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680Undisclosed2 - 9 employeesDes Plaines, ILInterlync is a small IT managed services and web design agency in Des Plaines, Illinois. Their services include IT managed services and Web Design.Read More
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681Undisclosed2 - 9 employeesWheeling, ILTimeCurve Software, a small Accounting and Cybersecurity company, is based in Wheeling, Illinois. The team offers Accounting and Cybersecurity.Read More
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682Undisclosed2 - 9 employeesElmhurst, ILFounded in 2008, Aventino Technology Solutions, Inc. Is an IT strategy consulting and Business Consulting company. Their team specializes in IT strategy consulting and Business Consulting.Read More
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683Undisclosed2 - 9 employeesWheaton, ILEasy IT Support is an IT managed services company. They are in Wheaton, Illinois. Their team specializes in IT managed services and Cybersecurity.Read More
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684Undisclosed2 - 9 employeesGurnee, ILWhite Box Computers is a Cybersecurity and web design agency. They are based in Gurnee, Illinois and have small team. Their services include Cybersecurity and Web Design.Read More
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685Undisclosed2 - 9 employeesGlendale Heights, ILIT managed services and SEO services firm DP Tech Group is located in Glendale Heights, Illinois. Launched in 2003, the team specializes in IT managed services and Search Engine Optimization.Read More
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686Undisclosed2 - 9 employeesSpringfield, ILTJ Squared is a small Springfield, Illinois-based IT strategy consulting and web design company. The team provides IT strategy consulting and Web Design.Read More
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687Undisclosed2 - 9 employeesAddison, ILTactical Lighting Systems, Inc. Is a small software development company founded in 2003. Their team offers Custom Software Development and IT managed services.Read More
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688Undisclosed2 - 9 employeesChicago, ILFunstematics.ai is a big data company established in 2015. The team focuses on BI & big data consulting & SI and cloud consulting & SI.Read More
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689Undisclosed2 - 9 employeesMokena, ILAvidity Technologies, Inc. Is a small Mokena, Illinois-based branding agency. The team focuses on Branding and Social Media Marketing.Read More
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690Undisclosed2 - 9 employeesChicago, ILA J RHEM & ASSOCIATES INC is a big data company. Based in Chicago, Illinois, the company was established in 1990. Their services include BI & big data consulting & SI and Artificial Intelligence.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.
Most Reviewed
IT Services Company
Illinois
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