Top 100 IT Services Companies in Illinois
The Best of April 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.
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List of the Best Illinois IT Companies
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571$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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572Undisclosed2 - 9 employeesTinley Park, ILSkyAtab is an IT managed services company in Tinley Park, Illinois. They offer IT managed services and Cybersecurity.Read More
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573Undisclosed10 - 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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574Undisclosed10 - 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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575Undisclosed10 - 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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576Undisclosed10 - 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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577Undisclosed50 - 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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578Undisclosed50 - 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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579Undisclosed50 - 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
Industries
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580Undisclosed50 - 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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581Undisclosed50 - 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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582Undisclosed2 - 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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583UndisclosedFreelancer 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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584$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
Industries
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585$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
Industries
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586$25,000+10 - 49 employeesChicago, ILArtificial intelligence development company Ontrac Solutions was founded in 2010. The team focuses on Artificial Intelligence and cloud consulting & SI and is located in Chicago, Illinois.Read More
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587Undisclosed2 - 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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588Undisclosed2 - 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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589$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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590Undisclosed2 - 9 employeesChicago, ILEchelon MSP is a branding agency and IT managed services company. They focus on Branding and IT managed services and were launched in 2008. The firm is in Chicago, Illinois.Read More
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591Undisclosed50 - 249 employeesChicago, ILEstablished in 2012, Huble Digital is a Marketing Strategy company. The midsize team specializes in Marketing Strategy and Social Media Marketing.Read More
Industries
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592$1,000+10 - 49 employeesBurr Ridge, ILCreative Mantra is a cloud consulting & SI company. They provide cloud consulting & SI and Custom Software Development and are based in Mumbai, India and Burr Ridge, Illinois.Read More
Industries
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593$10,000+10 - 49 employeesSchaumburg, ILResolute Technologies is an IT strategy consulting company. The team offers IT strategy consulting and IT staff augmentation, and the agency is based in Schaumburg, Illinois.Read More
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594Undisclosed10 - 49 employeesChicago, ILHR Consulting company Avanti Staffing Inc. Was founded in 2003. The team offers HR Consulting and Accounting and is in Chicago, Illinois.Read More
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595Undisclosed10 - 49 employeesChicago, ILMMD Services is a Recruiting company in Chicago, Illinois. They offer Recruiting and IT managed services.Read More
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596Undisclosed10 - 49 employeesDecatur, ILMay, Cocagne & King, P.C. Is an Accounting company. Their small team is located in Decatur, Illinois and specializes in Accounting and IT managed services. The firm was founded in 1970.Read More
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597Undisclosed10 - 49 employeesChicago, ILAccounting company Cendrowski Corporate Advisors is based in Bloomfield Township, Michigan and Chicago, Illinois. The team offers Accounting and Business Consulting.Read More
Industries
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598Undisclosed10 - 49 employeesGrayslake, ILUnique Uptown Media is a branding agency. Their small team is headquartered in Grayslake, Illinois. Their team provides Branding and Direct Marketing.Read More
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599Undisclosed10 - 49 employeesChicago, ILMelon is a Digital Strategy company. The company is located in Chicago, Illinois and Apex, North Carolina. Their team offers Digital Strategy and UX/UI Design.Read More
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600Undisclosed10 - 49 employeesChicago, ILEstablished in 2016, Incubator is a Cybersecurity company. The team provides Cybersecurity and Custom Software Development.Read More
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Check out an IT Services Company in Illinois with the most new reviews in the past 12 months.
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