Top 100 IT Services Companies in Illinois
The Best of August 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.
List of the Best Illinois IT Companies
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541$10,000+10 - 49 employeesBolingbrook, ILLocated in Bolingbrook, Illinois, OrangoTech is a small AI development company. Their services include Artificial Intelligence and AI Consulting.Read More
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542Undisclosed250 - 999 employeesNaperville, ILRoyal Cyber is an UX design agency. Launched in 2002, their team specializes in UX/UI Design and cloud consulting & SI.Read More
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543Undisclosed1,000 - 9,999 employeesOrland Park, ILEstablished in 1996, Version 1 is a large New York, New York-based cloud consulting & SI company. Their team offers cloud consulting & SI and Custom Software Development.Read More
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544Undisclosed50 - 249 employeesDanville, ILCTS Computers is a Danville, Illinois-based IT managed services company. They offer IT managed services and Cybersecurity.Read More
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545Undisclosed10 - 49 employeesWheaton, ILRead More
PerByte, an IT strategy consulting and software development firm, is headquartered in Wheaton, Illinois. The small team specializes in IT strategy consulting and custom software development and was founded in 2011.
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546$25,000+2 - 9 employeesNaperville, ILDeepfai Inc. Is an e-commerce development firm. Established in 2021, the team focuses on E-Commerce Development and Artificial Intelligence. The company is headquartered in Naperville, Illinois.Read More
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547$1,000+2 - 9 employeesWadsworth, ILLa-La Made It, a SEO services firm, is located in Wadsworth, Illinois. Launched in 2020, the team specializes in Search Engine Optimization and Web Design.Read More
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548$1,000+2 - 9 employeesChicago, ILMJ Ventures is a Robotics Process Automation company founded in 2023. Located in Chicago, Illinois, the team specializes in Robotics Process Automation and AI Consulting.Read More
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549$1,000+2 - 9 employeesOak Forest, ILEfficient Tech Solution, a web development firm, was founded in 2024. The small Oak Forest, Illinois-based team focuses on web development, mobile app development, Artificial Intelligence, social media marketing, and more.Read More
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550$5,000+10 - 49 employeesNorthbrook, ILWeb development firm DealAmaze Technologies was launched in 2018. Their small team is in Hyderabad, India and Northbrook, Illinois. Their services include Web Development, Mobile App Development, E-Commerce Development, Custom Software Development, and more.Read More
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551Undisclosed10 - 49 employeesChicago, ILCorporate Training & Coaching company Source Consulting Group was founded in 2011. The agency focuses on Corporate Training & Coaching and Business Consulting.Read More
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552Undisclosed10 - 49 employeesDowners Grove, ILAlert IT Solutions is a small IT strategy consulting company launched in 1994. Their team provides IT strategy consulting and IT staff augmentation.Read More
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553Undisclosed10 - 49 employeesRoselle, ILSmall Market Research company CodaBears, Inc, is headquartered in Roselle, Illinois. Their services include Market Research and Conversion Optimization.Read More
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554Undisclosed50 - 249 employeesPeoria, ILSimantel is an Advertising company. They focus on Advertising and BI & big data consulting & SI and were established in 1980. The firm is headquartered in Peoria, Illinois.Read More
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555Undisclosed50 - 249 employeesChicago, ILStrive Consulting is a Business Consulting company. They are based in Chicago, Illinois, and their services include Business Consulting and IT strategy consulting.Read More
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556Undisclosed50 - 249 employeesAurora, ILCube Hub Inc. Is a midsize Corporate Training & Coaching company located in Aurora, Illinois. Their services include Corporate Training & Coaching and IT strategy consulting.Read More
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557Undisclosed50 - 249 employeesAurora, ILBusiness Consulting company Pinnakle Technologies, Inc. Provides Business Consulting and IT strategy consulting. They were established in 2009.Read More
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558$10,000+10 - 49 employeesOak Park, ILRead More
Uptic IO LLC is an Oak Park, Illinois-based DevOps Managed Services company. They focus on DevOps Managed Services, Enterprise App Modernization, cloud consulting & SI, Custom Software Development, and more and were launched in 2017.
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559$1,000+2 - 9 employeesChicago, ILRead More
Founded in 2012, HiveSourced is a AI firm. The firm provides Artificial Intelligence, ux/ui design, web development, and mobile app development and has a small team.
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560$25,000+10 - 49 employeesChicago, IL1Cable is a cloud consulting & SI company. They are based in Chicago, Illinois and Dhaka, Bangladesh. Their team provides cloud consulting & SI and Corporate Training & Coaching.Read More
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561$5,000+2 - 9 employeesForest Park, ILRead More
Jonathan Almawi is a small web design company founded in 2021. Their services include web design, web development, e-commerce development, and IT strategy consulting. The company is in Forest Park, Illinois.
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562Undisclosed2 - 9 employeesChicago, ILSEO services firm SMGP was founded in 2023. The small team focuses on Search Engine Optimization, Social Media Marketing, CRM consulting and SI, and SMS Marketing. The firm is located in Chicago, Illinois.Read More
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563Undisclosed10 - 49 employeesNaperville, ILCloud consulting & SI company Outsource Solutions Group was launched in 1998. The team provides cloud consulting & SI and IT strategy consulting and is based in Naperville, Illinois.Read More
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564Undisclosed50 - 249 employeesHoffman Estates, ILLaunched in 2002, DivIHN Integration Inc is an IT managed services and Cybersecurity company. Headquartered in Hoffman Estates, Illinois, the team specializes in IT managed services and Cybersecurity.Read More
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565$1,000+Freelancer employeesRiver Forest, ILRead More
Other IT consulting and SI company Netzant Technology LLC is located in River Forest, Illinois. The small team focuses on other IT consulting and SI, custom software development, web development, mobile app development, and more and was launched in 2007.
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566$10,000+250 - 999 employeesItasca, ILCompassMSP, an IT managed services company, was established in 1986. Their midsize team is based in Hartford, Connecticut; Tarrytown, New York; New York, New York and Kent, Washington. Their services include IT managed services, Cybersecurity, and Custom Software Development.Read More
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567Undisclosed10 - 49 employeesChicago, ILDemakis Technologies Inc is an IT managed services company. They are located in Chicago, Illinois. Their team specializes in IT managed services and Cybersecurity.Read More
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568Undisclosed2 - 9 employeesElgin, ILFerrum Technology Services is an IT managed services company. Their small team is located in Elgin, Illinois. Their services include IT managed services.Read More
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569$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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570$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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