Top IT Services Companies in Chicago
The Best of December 2025Looking for a top IT services company in Chicago?
Every small or big business needs effective IT services and systems to increase productivity. Solid and reliable IT services enable companies to stay competitive. With thousands of IT service providers, finding the right team isn’t as easy as it sounds. We’ve concocted this list of Chicago’s elite IT services companies for you to scrutinize. In this list, you can read more about company descriptions, notable work, and past clients to find the right fit for your business.
List of the Best Chicago 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.
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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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481Undisclosed10 - 49 employeesDeerfield, ILSCIGON is a Cybersecurity company. They provide Cybersecurity and Enterprise App Modernization and were established in 2008. The agency is based in Deerfield, Illinois.Read More
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482Undisclosed50 - 249 employeesSchaumburg, ILAscent Innovations LLC is an ERP consulting and SI company. Founded in 2009, the company focuses on ERP consulting and SI and Cybersecurity.Read More
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483Undisclosed1,000 - 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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484$1,000+10 - 49 employeesWheaton, ILERP consulting and SI company Merit Solutions is based in Wheaton, Illinois and Wheaton, Illinois. They specialize in ERP consulting and SI and were founded in 1999.Read More
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485Undisclosed10 - 49 employeesWheaton, ILAdvanced Intelligence Engineering, a small Cybersecurity company, is located in Wheaton, Illinois. Their services include Cybersecurity and IT managed services.Read More
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486$25,000+10 - 49 employeesNaperville, ILWorking Excellence is a business intelligence company launched in 2008. Their small team is in Reston, Virginia and Naperville, Illinois. The firm focuses on BI & big data consulting & SI, Artificial Intelligence, AI Consulting, Custom Software Development, and more.Read More
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487$5,000+10 - 49 employeesSchaumburg, ILNableIT is an IT strategy consulting company in Schaumburg, Illinois. They specialize in IT strategy consulting and Cybersecurity and were established in 2019.Read More
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488Undisclosed250 - 999 employeesLisle, ILCRM consulting and SI and Customer Service Outsourcing company AST LLC was launched in 1995. The firm specializes in CRM consulting and SI and Customer Service Outsourcing, and is midsize.Read More
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489$5,000+2 - 9 employeesWheaton, ILIT managed services company OverDrive IT was established in 2000. The agency provides IT managed services and Cybersecurity.Read More
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490$1,000+10 - 49 employeesPalatine, ILRead More
Core Vision IT Solutions is an IT managed services company headquartered in Brookfield, Wisconsin and Palatine, Illinois. The agency offers IT managed services, cybersecurity, cloud consulting & SI, unified communications consulting & SI, and more and has a small team.The agency was established in 2002.
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491Undisclosed250 - 999 employeesSchaumburg, ILEstablished in 2004, Blue.cloud is an Application Testing company. The team focuses on Application Testing and cloud consulting & SI and is headquartered in Tampa, Florida and Schaumburg, Illinois.Read More
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492$1,000+50 - 249 employeesNaperville, ILBased in Naperville, Illinois and KVR Nagar, India, AMBC Inc is a Conversion Optimization company. The team offers Conversion Optimization and IT strategy consulting.Read More
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493$1,000+50 - 249 employeesArlington Heights, ILKAT TECH SYSTEMS INC is a software development company in Arlington Heights, Illinois and Hopkins, Minnesota. The team specializes in Custom Software Development and Web Development.Read More
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494$25,000+50 - 249 employeesSchaumburg, ILPSC Group, a custom software development company, provide Custom Software Development and Enterprise App Modernization. They were launched in 1990.Read More
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495Undisclosed2 - 9 employeesSchaumburg, ILRead More
DL & Associates, LLC is a business system and IT consulting company based in Schaumburg, Ill. with no more than employees. Since their founding in 2007, they have offered IT managed services and other IT consulting solutions to various clients.
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Haco Atlantic Inc. -
496Undisclosed10 - 49 employeesChicago, ILIn Chicago, Illinois, Vivid Technologies, Inc. Is a custom software development firm. They focus on Custom Software Development and Staffing and were founded in 1994.Read More
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497Undisclosed50 - 249 employeesChicago, ILFounded in 1985, Marlin Connections is a branding company. The team provides Branding and Public Relations.Read More
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498$10,000+2 - 9 employeesSchaumburg, ILRead More
Velan Solutions, LLC is a 4-person software development company founded in 2017. They are headquartered in Schaumburg, Ill. They offer numerous services, including mobile app development, IT strategy consulting, and custom software development. They primarily serve small businesses in various industries: IT, government, retail, education, and consumer services.
Clients
Marmon REPIndustries
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499Undisclosed2 - 9 employeesWoodridge, ILTDI Networks, Inc. Is an IT strategy consulting company. They were launched in 2005, and their services include IT strategy consulting and cloud consulting & SI.Read More
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500Undisclosed250 - 999 employeesDeerfield, ILHeadquartered in Deerfield, Illinois, Meridian Group International, Inc. Is a midsize IT strategy consulting company. The team focuses on IT strategy consulting.Read More
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501$5,000+10 - 49 employeesWheaton, ILEstablished in 2020, Bonsai Data Solutions, LLC is a small Wheaton, Illinois-based Digital Strategy company. Their services include Digital Strategy and IT strategy consulting.Read More
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502$1,000+10 - 49 employeesNaperville, ILO-Lux Technologies is an IT strategy consulting company established in 2020. The small team focuses on IT strategy consulting and cloud consulting & SI.Read More
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503$1,000+250 - 999 employeesSchaumburg, ILRely Services Inc is a Back Office Outsourcing company. The Schaumburg, Illinois-based firm was launched in 1997. Their services include Back Office Outsourcing and CRM consulting and SI.Read More
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504$1,000+10 - 49 employeesSchaumburg, ILWedoIT, a small IT managed services company, is headquartered in Schaumburg, Illinois. The team specializes in IT managed services and IT strategy consulting.Read More
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505Undisclosed50 - 249 employeesBuffalo Grove, ILBased in Buffalo Grove, Illinois, The Social Plus is a midsize IT strategy consulting company. The team offers IT strategy consulting and IT managed services.Read More
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506Undisclosed2 - 9 employeesArlington Heights, ILBlue Collar Computing, Inc. Is a small IT strategy consulting company. Established in 2004, the team specializes in IT strategy consulting and Cybersecurity.Read More
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507$10,000+50 - 249 employeesArlington Heights, ILIndustrial Network Solutions is an Arlington Heights, Illinois-based public relations company. The team provides Public Relations and BI & big data consulting & SI.Read More
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508$1,000+10,000+ employeesAurora, ILHeadquartered in Aurora, Illinois, Terra Information Group is a cloud consulting & SI company. Launched in 1997, the team provides cloud consulting & SI and IT strategy consulting.Read More
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509Undisclosed250 - 999 employeesAurora, ILAsofttek is a midsize IT strategy consulting company established in 2013. Their services include IT strategy consulting and IT managed services.Read More
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510$1,000+10 - 49 employeesSchaumburg, ILAelias Consulting Inc is an IT strategy consulting company founded in 2021. The company specializes in IT strategy consulting and BI & big data consulting & SI.Read More
Industries
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