Top 100 IT Services Companies in Illinois
The Best of March 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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421$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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422$25,000+10 - 49 employeesSkokie, ILCurrence, Inc., a Finance & Accounting Outsourcing (FAO) company, was founded in 1982. The agency specializes in Finance & Accounting Outsourcing (FAO) and BI & big data consulting & SI.Read More
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423$10,000+2 - 9 employeesChicago, ILDevfollow is an IT strategy consulting company. Established in 2024, the firm is located in Chicago, Illinois. Their team offers IT strategy consulting and Custom Software Development.Read More
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424$250,000+50 - 249 employeesGlenview, ILDigital Analyst Team, a Digital Strategy company, is headquartered in Glenview, Illinois. Launched in 2018, the team provides Digital Strategy and Social Media Marketing.Read More
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425Undisclosed250 - 999 employeesChicago, ILFounded in 2016, Inspire11, a midsize Digital Strategy company, is based in Chicago, Illinois and Atlanta, Georgia. Their team provides Digital Strategy and BI & big data consulting & SI.Read More
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426Undisclosed250 - 999 employeesChicago, ILVikingCloud is a midsize IT managed services company. They offer IT managed services and Application Testing and were launched in 1989.Read More
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427Undisclosed250 - 999 employeesSpringfield, ILWeb development firm Synapsis Inc. Was founded in 2012. The team provides Web Development and IoT development.Read More
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428$5,000+50 - 249 employeesItasca, ILIntegrative Systems is a midsize IT managed services company headquartered in Itasca, Illinois and Pune, India. Their services include IT managed services and IT staff augmentation.Read More
Clients
FollettIndustries
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429$1,000+10 - 49 employeesChicago, ILCODEnt Pro is a web design agency. They specialize in Web Design and CRM consulting and SI and are headquartered in Chicago, Illinois.Read More
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430$10,000+10 - 49 employeesBartlett, ILPi9 is an Enterprise App Modernization company located in Ruislip, England and Bartlett, Illinois. They provide Enterprise App Modernization and BI & big data consulting & SI and were founded in 2013.Read More
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431$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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432Undisclosed2 - 9 employeesChicago, ILCybersecurity company Red Echoes Tech was founded in 2016. The team provides Cybersecurity and AR/VR development and is headquartered in Chicago, Illinois.Read More
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433Undisclosed10 - 49 employeesChicago, IL1872 Consulting is a Chicago, Illinois-based Blockchain company. They provide Blockchain and IT strategy consulting and were founded in 2014.Read More
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434Undisclosed10 - 49 employeesNaperville, ILLocated in Naperville, Illinois and Chicago, Illinois, Black Line IT is a software development firm. Their services include Custom Software Development and Digital Strategy.Read More
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435Undisclosed10 - 49 employeesChicago, ILLocated in Chicago, Illinois, Tech@MyDesk is a small Other Digital Marketing company. Their services include Other Digital Marketing and Other Marketing.Read More
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436Undisclosed2 - 9 employeesNaperville, ILZakiant, LLC is an AI development company launched in 2014. The team offers Artificial Intelligence and cloud consulting & SI.Read More
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437Undisclosed2 - 9 employeesChicago, ILComplySAM is a big data company located in Chicago, Illinois. They provide BI & big data consulting & SI and Cybersecurity.Read More
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438$10,000+2 - 9 employeesBatavia, ILRead More
Founded in 2007, Zadro Web is a small SEO company. Their team offers Search Engine Optimization, Web Development, IT managed services, and Cybersecurity. The firm is headquartered in Batavia, Illinois.
Clients
Assemblies Unlimited, Inc.Industries
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439$5,000+10 - 49 employeesChicago, ILUFlow Decision Engine, a graphic design agency, offer Graphic Design and cloud consulting & SI. They were founded in 2020.Read More
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440Undisclosed50 - 249 employeesChicago, ILWorkaware is an Advertising company. Headquartered in Chicago, Illinois, the company was established in 2000. Their team focuses on Advertising and Web Development.Read More
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441Undisclosed10 - 49 employeesGlenview, ILDeeta Analytics, an IT managed services company, is headquartered in Glenview, Illinois. They provide IT managed services and E-Commerce Development and were established in 2015.Read More
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442Undisclosed10 - 49 employeesLombard, ILBased in Lombard, Illinois, Imminent is a CRM consulting and SI and Marketing Strategy company. They specialize in CRM consulting and SI and Marketing Strategy.Read More
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443Undisclosed10 - 49 employeesChicago, ILEclipse Telecom is a small answering service in Chicago, Illinois. Their services include Call Center Services and unified communications consulting & SI.Read More
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444Undisclosed10 - 49 employeesBartlett, ILAhava Services, a CRM consulting and SI and mobile app development firm, was founded in 2015. The small team specializes in CRM consulting and SI and Mobile App Development.Read More
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445Undisclosed10 - 49 employeesNaperville, ILBased in Naperville, Illinois, JDK Technologies is a small Cybersecurity company. The team specializes in Cybersecurity and cloud consulting & SI.Read More
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446Undisclosed10 - 49 employeesChicago, ILKnowledgeHound is a Market Research and big data analytics company. Their team is in Chicago, Illinois. The agency offers Market Research and BI & big data consulting & SI.Read More
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447Undisclosed10 - 49 employeesNaperville, ILDecisionTrek, LLC is a data analytics company and AI firm. They are located in Naperville, Illinois and have small team. They focus on BI & big data consulting & SI and Artificial Intelligence.Read More
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448Undisclosed10 - 49 employeesChicago, ILSecureTrust, an IT strategy consulting and Compliance Consulting company, was founded in 2001. The team offers IT strategy consulting and Compliance Consulting and is based in Chicago, Illinois.Read More
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449Undisclosed10 - 49 employeesWestmont, ILSilvon Software is a Market Research company established in 1987. The agency specializes in Market Research and BI & big data consulting & SI, and is small.Read More
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450$10,000+10 - 49 employeesOak Brook, ILAreaClicks is a social media marketing company founded in 2004. The team specializes in Social Media Marketing and Content Marketing.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
- 11 5 new reviews
- 12 4 new reviews
- 13 4 new reviews
- 14 3 new reviews
- 15 3 new reviews
