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.
Jump to Most Reviewed Companies
List of the Best Illinois IT Companies
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481$50,000+10 - 49 employeesChicago, ILLocated in Chicago, Illinois, One Design Company is a small custom software development firm. The team focuses on Custom Software Development and Branding.Read More
Industries
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482Undisclosed250 - 999 employeesChicago, ILAscend Technologies is an IT managed services company. They are in North Little Rock, Arkansas; Lincoln, Nebraska; Chicago, Illinois and Bentonville, Arkansas and have a midsize team. Their services include IT managed services, IT strategy consulting, cloud consulting & SI, CRM consulting and SI, and more.Read More
Industries
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483Undisclosed50 - 249 employeesSchaumburg, ILAllianze BPO International is a Back Office Outsourcing company founded in 2013. The agency offers Back Office Outsourcing and Market Research, and is midsize.Read More
Industries
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484$50,000+50 - 249 employeesChicago, ILRead More
Grape Up is a tech consulting company based in Cracow, Poland with no more than 250 employees. Founded in 2006, they provide custom software development, cloud consulting, and IT staff augmentation services for enterprise-level and mid-market clients alike.
Clients
Porsche AGIndustries
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485$1,000+2 - 9 employeesOrland Park, ILCybertech Web Design, an user experience company, was established in 2013. The team offers UX/UI Design and E-Commerce Development.Read More
Industries
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486Undisclosed10 - 49 employeesClarendon Hills, ILShelorve LLC is an Enterprise App Modernization company. Launched in 2017, the team offers Enterprise App Modernization and Artificial Intelligence. The firm is located in Clarendon Hills, Illinois.Read More
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487Undisclosed2 - 9 employeesChicago, ILO-H Community Partners is a Business Consulting company based in Chicago, Illinois. Founded in 2004, the team provides Business Consulting and unified communications consulting & SI.Read More
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488Undisclosed2 - 9 employeesStreamwood, ILAcextic Consulting is a Corporate Training & Coaching company. Founded in 2006, their team focuses on Corporate Training & Coaching and Cybersecurity.Read More
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489Undisclosed2 - 9 employeesBloomington, ILSmall software development firm Trinitiii, is in Bloomington, Illinois. Their services include Custom Software Development and Cybersecurity.Read More
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490Undisclosed2 - 9 employeesO'Fallon, ILLN2S Consulting LLC is an other IT consulting and SI and application development firm founded in 2020. The company offers other IT consulting and SI and Mobile App Development, and is small.Read More
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491Undisclosed2 - 9 employeesHillside, ILEstablished in 2015, Secure Compliance Solutions is a small Hillside, Illinois-based Cybersecurity and Compliance Consulting company. Their team focuses on Cybersecurity and Compliance Consulting.Read More
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492Undisclosed2 - 9 employeesChicago, ILOscillas Technologies, Inc. Is a Chicago, Illinois-based big data company and custom software development firm. Their services include BI & big data consulting & SI and Custom Software Development.Read More
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493Undisclosed2 - 9 employeesChicago, ILLaunched in 1994, Burger Consulting Group is a Business Consulting company. The team provides Business Consulting and IT strategy consulting.Read More
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494$1,000+10 - 49 employeesSchaumburg, ILTraveltekpro It Solution is a Mobile & App Marketing company established in 2021. The team specializes in Mobile & App Marketing and IT staff augmentation and is based in Schaumburg, Illinois.Read More
Industries
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495$5,000+2 - 9 employeesNaperville, ILSprocket Websites is a web design company. They are in Naperville, Illinois and Camarillo, California and have small team. They provide Web Design and Web Development.Read More
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496Undisclosed50 - 249 employeesPana, ILIT managed services company Service Specialists Ltd was established in 1967. The agency specializes in IT managed services and Warehousing & Distribution, and is midsize.Read More
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497Undisclosed50 - 249 employeesEvanston, ILAspiritech, a big data analytics company, was launched in 2008. The midsize team offers BI & big data consulting & SI and Application Testing.Read More
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498$1,000+10 - 49 employeesCrystal Lake, ILFounded in 2013, Nex Gen Dynamics, a small graphic design company, is in Crystal Lake, Illinois and Chicago, Illinois. Their team offers Graphic Design and Social Media Marketing.Read More
Industries
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499$25,000+10 - 49 employeesBolingbrook, ILAl Rafay Consulting is a cloud consulting & SI company. The team provides cloud consulting & SI and Artificial Intelligence, and the agency is based in Bolingbrook, Illinois and Karachi, Pakistan.Read More
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500$10,000+2 - 9 employeesChicago, ILCartPilot is a Digital Strategy company. The Chicago, Illinois-based team focuses on Digital Strategy and E-Commerce Development.Read More
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501$10,000+50 - 249 employeesDeerfield, ILBased in Deerfield, Illinois, effie.ai is an AI Agents company. Their services include AI Agents and IT managed services.Read More
Industries
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502$1,000+2 - 9 employeesCarol Stream, ILPexel Path is a custom software development firm founded in 2020. The team focuses on Custom Software Development and CRM consulting and SI.Read More
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503$1,000+2 - 9 employeesWheeling, ILEstablished in 2026, Wheeling Software is a cloud consulting & SI company. The agency specializes in cloud consulting & SI and Custom Software Development.Read More
Industries
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504Undisclosed2 - 9 employeesBolingbrook, ILIn Bolingbrook, Illinois, VarianceM is a small IT managed services company. They focus on IT managed services, cloud consulting & SI, IT strategy consulting, and IT staff augmentation and were launched in 2013.Read More
Clients
Mazzetta Company -
505$5,000+10 - 49 employeesFrankfort, ILGodfrey Systems is a website development company. Located in Frankfort, Illinois, the company focuses on Web Development and E-Commerce Development.Read More
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506$10,000+10 - 49 employeesGurnee, ILByte Legions is a DevOps Managed Services company. They were established in 2015, and their services include DevOps Managed Services and ERP consulting and SI.Read More
Industries
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507Undisclosed10 - 49 employeesChicago, ILDynamic Solutions Group is a small Palm Harbor, Florida-based IT managed services company. Their services include IT managed services and Cybersecurity.Read More
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508Undisclosed10 - 49 employeesElgin, ILAdnet Inc. Is an IT strategy consulting company. They offer IT strategy consulting and Web Design and are in Elgin, Illinois.Read More
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509Undisclosed10 - 49 employeesHoffman Estates, ILEchogravity is a Marketing Strategy company founded in 2010. Their services include Marketing Strategy and IT managed services.Read More
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510Undisclosed10 - 49 employeesQuincy, ILPoepping Stone Bach & Associates, Inc., a small Architectural Design company, is located in Quincy, Illinois. The team focuses on Architectural Design and IT managed services.Read More
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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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