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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$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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211Undisclosed10 - 49 employeesChicago, ILCollectiv is a data analytics company headquartered in Chicago, Illinois. Launched in 2016, the team specializes in BI & big data consulting & SI and cloud consulting & SI.Read More
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212Undisclosed50 - 249 employeesNaperville, ILFounded in 2018, Analysis Prime Inc. Is a CRM consulting and SI company. The team offers CRM consulting and SI and Business Consulting.Read More
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213Undisclosed250 - 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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214$5,000+10 - 49 employeesChicago, ILAKA Comp Solutions, a cloud consulting & SI and IT managed services company, is in Chicago, Illinois. The team specializes in cloud consulting & SI and IT managed services.Read More
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215$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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216Undisclosed10 - 49 employeesChicago, ILVista Connects is an IT managed services company launched in 2024. The company specializes in IT managed services.Read More
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217Undisclosed50 - 249 employeesBurr Ridge, ILEBTS USA is an IT strategy consulting company. The agency is in Burr Ridge, Illinois. Their services include IT strategy consulting and BI & big data consulting & SI.Read More
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218$25,000+10 - 49 employeesWarrenville, ILProcess Point Technologies is a small ERP consulting and SI company founded in 2011. Their team focuses on ERP consulting and SI and IT staff augmentation.Read More
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219$25,000+10 - 49 employeesChicago, ILLaunched in 2023, ApolloGuard is a Cybersecurity company. Their services include Cybersecurity.Read More
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220$5,000+2 - 9 employeesNaperville, ILRead More
Plaidypus, Inc. is a software design and development agency based in Naperville, Ill. and founded in 2004. Their team of eight employees specializes in custom software development, UX/UI design, and application management. They mainly work with mid-market and small business clients in the non-profit, IT, and business services industries.
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*TedX Naperville*Industries
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221$10,000+10 - 49 employeesNaperville, ILInspirit is a small custom software development company based in Naperville, Illinois. They offer custom software development, ux/ui design, cloud consulting & SI, web development, and more and were established in 2020.Read More
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222$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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223$1,000+10 - 49 employeesChicago, ILKlein Consulting, LLC is a Chicago, Illinois-based business intelligence company. Their services include BI & big data consulting & SI and CRM consulting and SI.Read More
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224$10,000+250 - 999 employeesChicago, ILBig data analytics company Touch Support was founded in 2003. The company provides BI & big data consulting & SI and cloud consulting & SI.Read More
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225$10,000+10 - 49 employeesNaperville, ILLogic Pursuits, a big data company, is located in Naperville, Illinois. They focus on BI & big data consulting & SI and cloud consulting & SI.Read More
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226$1,000+2 - 9 employeesPlainfield, ILVandesys Inc is a software development company. The Plainfield, Illinois-based team offers Custom Software Development and cloud consulting & SI.Read More
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227Undisclosed10 - 49 employeesChicago, ILPinkus Partners is a CRM consulting and SI company. Launched in 2017, the company is headquartered in Chicago, Illinois. Their services include CRM consulting and SI and IT staff augmentation.Read More
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228$5,000+50 - 249 employeesChicago, ILLaunched in 2016, QA Outsource is a midsize IT strategy consulting company. Their services include IT strategy consulting and IT managed services.Read More
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229$10,000+10 - 49 employeesAurora, ILVSecureLabs, a Cybersecurity company, provide Cybersecurity. They were established in 2015.Read More
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230$5,000+2 - 9 employeesLincolnshire, ILSTI TECHS is an IT managed services company. They offer IT managed services and Cybersecurity and are based in Lincolnshire, Illinois.Read More
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231$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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232Undisclosed50 - 249 employeesSchaumburg, IL7 Layer Solutions Inc, a Cybersecurity and IT managed services company, focus on Cybersecurity and IT managed services. They were founded in 2010.Read More
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233$5,000+10 - 49 employeesChicago, ILDatastrive is a Cybersecurity and IT managed services company launched in 2003. The team provides Cybersecurity and IT managed services and is in Chicago, Illinois.Read More
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234$10,000+2 - 9 employeesMorris, ILLaunched in 2013, Simple Communications, a small Cybersecurity and IT managed services company, is based in Morris, Illinois. Their services include Cybersecurity and IT managed services.Read More
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235$5,000+10 - 49 employeesNaperville, ILHull Technologies Inc is a small Naperville, Illinois-based ERP consulting and SI and IT managed services company. The team provides ERP consulting and SI and IT managed services.Read More
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236Undisclosed2 - 9 employeesGurnee, ILIT managed services company IntelliSupport was launched in 2023. Headquartered in Gurnee, Illinois, the team offers IT managed services and IT strategy consulting.Read More
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237$5,000+10 - 49 employeesSchaumburg, ILEstablished in 1994, Temple-IT is a Cybersecurity company. The team offers Cybersecurity and IT managed services.Read More
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238Undisclosed10 - 49 employeesNaperville, ILSundogIT, Inc. Is a Back Office Outsourcing company. They are in Naperville, Illinois and have small team of experts. Their services include Back Office Outsourcing and Call Center Services.Read More
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239$25,000+250 - 999 employeesPark Ridge, ILPeterson Technology Partners is a Park Ridge, Illinois-based Staffing company. The team provides Staffing and Recruiting.Read More
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240$10,000+10 - 49 employeesArlington Heights, ILLeantegral, a custom software development company, was established in 2009. They are based in Arlington Heights, Illinois and have a small team. Leantegral provides custom software development, other application development, product design, e-commerce development, and more.Read More
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Schedule ConsultationMost Reviewed IT Services Company in Illinois
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