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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$10,000+50 - 249 employeesL'viv, UkraineRead More
Founded in 2019, Uinno is an artificial intelligence firm. The midsize team specializes in Artificial Intelligence, Custom Software Development, Low/No Code Development, UX/UI Design, and more. The company is based in L'viv, Ukraine; Tallinn, Estonia; Kingston upon Thames, England and Zaporizhzhia, Ukraine.
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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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691Undisclosed2 - 9 employeesElburn, ILIn Elburn, Illinois, Precision Computer Methods, Inc. Is an ERP consulting and SI and Accounting company. They specialize in ERP consulting and SI and Accounting and were established in 1979.Read More
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692Undisclosed50 - 249 employeesChicago, ILPeloton Group is a big data analytics company. Their team is located in Boston, Massachusetts and Jersey City, New Jersey. The firm focuses on BI & big data consulting & SI and Business Consulting.Read More
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693$10,000+250 - 999 employeesSchaumburg, ILIn Schaumburg, Illinois and Chennai, India, Ameex Technologies Corp. Is a custom software development company. They provide Custom Software Development, IT managed services, Mobile App Development, Web Development, and more and were founded in 2007.Read More
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694$25,000+10 - 49 employeesChicago, ILRead More
Staffing company nexus IT group is headquartered in Overland Park, Kansas; Atlanta, Georgia; Austin, Texas and Boston, Massachusetts. The small agency was established in 2010. Their services include Staffing, IT staff augmentation, and Recruiting.
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695Undisclosed10 - 49 employeesNaperville, ILTEC Services Consulting Inc is a Content Marketing company. They are headquartered in Naperville, Illinois and have small team. Their team specializes in Content Marketing and IT managed services.Read More
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696Undisclosed10 - 49 employeesSchaumburg, ILFusion Systems and Services Inc is a big data company located in Schaumburg, Illinois. Their services include BI & big data consulting & SI and IT managed services.Read More
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697Undisclosed10 - 49 employeesOakbrook Terrace, ILCloud consulting & SI company Techmonics Solutions Inc is headquartered in Oakbrook Terrace, Illinois. Launched in 2018, the team focuses on cloud consulting & SI and Application Testing.Read More
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698Undisclosed50 - 249 employeesSchaumburg, ILAgeatia Global Solutions is a Robotics Process Automation company. The Schaumburg, Illinois-based agency provides Robotics Process Automation and IT staff augmentation.Read More
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699Undisclosed50 - 249 employeesChicago, ILFounded in 1985, Marlin Connections is a branding company. The team provides Branding and Public Relations.Read More
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700Undisclosed1,000 - 9,999 employeesSchaumburg, ILLarge video production company AVI-SPL, is based in Virginia Beach, Virginia and Tampa, Florida. Their services include Video Production and IT managed services.Read More
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701Undisclosed2 - 9 employeesFrankfort, ILKBK Communications is a small CRM consulting and SI company. They provide CRM consulting and SI and E-Commerce Development and were launched in 2009.Read More
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702$10,000+250 - 999 employeesChicago, ILSoftura is a midsize Farmington Hills, Michigan-based Application Management & Support company. Their services include Application Management & Support and Enterprise App Modernization.Read More
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703Undisclosed2 - 9 employeesChicago, ILFounded in 2018, Zabda is an AI company. The firm provides Artificial Intelligence and BI & big data consulting & SI.Read More
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704Undisclosed50 - 249 employeesChicago, ILJabian Consulting is an IT strategy consulting company. The team specializes in IT strategy consulting and Business Consulting, and the firm is in Atlanta, Georgia and Charlotte, North Carolina.Read More
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705$5,000+50 - 249 employeesMontréal, CanadaRead More
Cloud consulting & SI company Stackgenie was founded in 2020. Their midsize team is in London, England; New York, New York; San Francisco, California and Berlin, Germany. Their services include cloud consulting & SI, DevOps Managed Services, Generative AI, and Cybersecurity.
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706Undisclosed50 - 249 employeesKildeer, ILBusiness intelligence company Acies provides BI & big data consulting & SI and Mobile App Development. They were established in 2018.Read More
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707$50,000+50 - 249 employeesChicago, ILRead More
Atwix is a full-service e-commerce agency. They were founded in 2006, have a team of 23 employees, and are based in Bratislava, Slovakia. They specialize in using Magento to develop commerce and marketing solutions for their clients.
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708Undisclosed10 - 49 employeesDowners Grove, ILFounded in 1995, Hegemony Consulting Group is a software development company. The agency provides Custom Software Development and BI & big data consulting & SI, and is small.Read More
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709Undisclosed250 - 999 employeesChicago, ILValorem Reply is a data analytics company launched in 2009. Their team specializes in BI & big data consulting & SI and cloud consulting & SI.Read More
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710Undisclosed2 - 9 employeesChicago, ILDiversity Training & Consulting Inc. Is a small unified communications consulting & SI company founded in 1989. Their team focuses on unified communications consulting & SI and HR Consulting.Read More
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711Undisclosed2 - 9 employeesNaperville, ILWebsite development firm JIKOmetrix was launched in 2011. The small team provides Web Development and Email Marketing.Read More
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712Undisclosed2 - 9 employeesNaperville, ILNaperville PC Repair is a small IT managed services company based in Naperville, Illinois. Their services include IT managed services and Search Engine Optimization.Read More
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713Undisclosed2 - 9 employeesSchaumburg, ILEBlastMail is an Email Marketing company. The team specializes in Email Marketing and CRM consulting and SI and is based in Schaumburg, Illinois.Read More
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714Undisclosed2 - 9 employeesChicago, ILData Agile Incorporated is a data analytics company founded in 2016. Their services include BI & big data consulting & SI and Custom Software Development.Read More
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715Undisclosed2 - 9 employeesChicago, ILThe Cognition Group is a big data analytics company. They were launched in 2020 and provide BI & big data consulting & SI and Artificial Intelligence.Read More
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716Undisclosed2 - 9 employeesGlen Ellyn, ILRelavise is a Fractional CMO Services company launched in 2023. Their services include Fractional CMO Services and IT strategy consulting.Read More
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717$5,000+10 - 49 employeesChicago, ILHeadquartered in Chicago, Illinois, ConnectMedia Ventures is a small custom software development firm. The team focuses on Custom Software Development and Mobile App Development.Read More
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718$1,000+50 - 249 employeesChicago, ILEmail Marketing company INSIDEA was founded in 2022. Their midsize team is headquartered in Dover, Delaware; New York, New York; Los Angeles, California and Austin, Texas. INSIDEA focuses on Email Marketing, Pay Per Click, Advertising, Social Media Marketing, and more.Read More
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719Undisclosed50 - 249 employeesChicago, ILE-commerce development firm Pierce Washington was established in 2005. The team specializes in E-Commerce Development and IT strategy consulting.Read More
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720Undisclosed10 - 49 employeesSt. Charles, ILInfinite Systems Support, Inc. Is a Business Consulting company. They are in St. Charles, Illinois and have small team. They focus on Business Consulting and IT managed services.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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