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.
Industries
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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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391Undisclosed10 - 49 employeesChicago, ILBehaim ITS Inc. Is a data analytics company. Their small team of employees is located in Chicago, Illinois and Chicago, Illinois. Their team specializes in BI & big data consulting & SI.Read More
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392Undisclosed2 - 9 employeesBloomingdale, ILIT managed services company TechVoo® provides IT managed services and IT strategy consulting. They are in Bloomingdale, Illinois.Read More
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393Undisclosed10 - 49 employeesChicago, ILMicro-Tech USA, an IT strategy consulting company, was established in 1989. They focuses on IT strategy consulting and cloud consulting & SI.Read More
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394Undisclosed10 - 49 employeesBurr Ridge, ILIT managed services company CSC Consulting Group is headquartered in Burr Ridge, Illinois. Launched in 1988, the team focuses on IT managed services and IT strategy consulting.Read More
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395Undisclosed250 - 999 employeesChicago, ILK2 Services is a midsize IT strategy consulting and IT managed services company. Established in 1985, the team specializes in IT strategy consulting and IT managed services.Read More
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396Undisclosed10 - 49 employeesChicago, ILFounded in 2013, Zivra, LLC, a small IT strategy consulting company, is headquartered in Chicago, Illinois. Their team offers IT strategy consulting and cloud consulting & SI.Read More
Industries
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397Undisclosed10 - 49 employeesChicago, ILLaunched in 2009, LevCo Technologies, Inc., a small Cybersecurity company, is located in Vero Beach, Florida and Chicago, Illinois. Their services include Cybersecurity.Read More
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398Undisclosed10 - 49 employeesLockport, ILJK Technology Solutions is a small Cybersecurity and IT managed services company based in Lockport, Illinois and Hoffman Estates, Illinois. The team provides Cybersecurity and IT managed services.Read More
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399Undisclosed50 - 249 employeesNaperville, ILEnnVee is a CRM consulting and SI company. The team specializes in CRM consulting and SI and ERP consulting and SI and is headquartered in Naperville, Illinois.Read More
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400Undisclosed10 - 49 employeesSouth Holland, ILFounded in 2019, Green Electronic Solutions Inc. Is an IT managed services company. The small team specializes in IT managed services.Read More
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401Undisclosed50 - 249 employeesElgin, ILIW Technologies is an Elgin, Illinois-based IT managed services company. Their services include IT managed services.Read More
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402Undisclosed50 - 249 employeesWaukegan, ILARCOA is a Cybersecurity company founded in 1989. The team focuses on Cybersecurity and IT managed services.Read More
Industries
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403Undisclosed50 - 249 employeesChicago, ILQarik, an Egen Company is a cloud consulting & SI company. Their midsize team is in Belfast, Northern Ireland and Chicago, Illinois. Their services include cloud consulting & SI and Generative AI.Read More
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404Undisclosed250 - 999 employeesChicago, ILKeeper Security, a Cybersecurity company, was established in 2011. The company provides Cybersecurity and cloud consulting & SI.Read More
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405Undisclosed2 - 9 employeesItasca, ILCybernon is a small Itasca, Illinois-based Cybersecurity company. Their services include Cybersecurity and IT managed services.Read More
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406Undisclosed50 - 249 employeesChicago, ILIT Risk Managers LLC, a midsize IT strategy consulting company, is located in Chicago, Illinois. Their services include IT strategy consulting and cloud consulting & SI.Read More
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407Undisclosed50 - 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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408$1,000+10 - 49 employeesMokena, ILBuscemi IT Solutions is a small IT managed services company in Mokena, Illinois. Their services include IT managed services and Search Engine Optimization.Read More
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409$5,000+10 - 49 employeesChicago, ILGate 39 Media, a custom software development company, is headquartered in Chicago, Illinois. Established in 2003, the team offers Custom Software Development and Web Development.Read More
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410$25,000+10 - 49 employeesItasca, ILSynegen, Inc. Is a custom software development firm established in 2001. The agency focuses on Custom Software Development and CRM consulting and SI.Read More
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411Undisclosed2 - 9 employeesChicago, ILLightway Solutions is an IT managed services company. Established in 2023, their team offers IT managed services and Custom Software Development.Read More
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412$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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413$1,000+2 - 9 employeesPeoria, ILUnlimited Express Global Group ,LLC is a web design company. Their team is located in Peoria, Illinois and offers Web Design and UX/UI Design.Read More
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414$5,000+2 - 9 employeesChicago, ILWSC, an IT managed services company, offers IT managed services and Enterprise App Modernization. The company is based in Chicago, Illinois.Read More
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415$50,000+250 - 999 employeesChicago, ILRead More
Headquartered in Chicago, Forte Group is an international IT firm with offices in Belarus and Ukraine. With over 250 employees, the agency specializes in web development, e-commerce development, and application testing in addition to other software and app services.
Clients
BMO Harris BankIndustries
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416$1,000+10 - 49 employeesBelleville, ILBusiness Consulting company Konect360 was founded in 2016. The team focuses on Business Consulting and Marketing Strategy.Read More
Industries
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417Undisclosed50 - 249 employeesLisle, ILTekboox, an IT managed services company, is headquartered in Lisle, Illinois. They provide IT managed services and Mobile & App Marketing.Read More
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418$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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419$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
Industries
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420$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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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.
IT Services Company
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