Top 70 Cybersecurity Consulting Services in Chicago
The Best of December 2025Looking for a top cybersecurity consultant in Chicago?
With their comprehensive approach to security, including vulnerability assessments, penetration testing, and security awareness training, cybersecurity consulting services help businesses identify and address security vulnerabilities before they can be exploited. By collaborating with cybersecurity consultants, businesses can maintain an edge over their competitors by keeping risks to finances and reputation at bay.
To assist you in your search for a partner, we’ve compiled this list of the top cybersecurity consulting firms in Chicago. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Chicago Cybersecurity Consultants
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31Undisclosed50 - 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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32Undisclosed2 - 9 employeesChicago, ILSmall IT strategy consulting company Fairway IT Solutions, is in Chicago, Illinois. Their services include IT strategy consulting and cloud consulting & SI.Read More
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33$1,000+2 - 9 employeesChicago, ILFred Lundin CPA LLC is a branding agency. The Chicago, Illinois-based team specializes in Branding and Social Media Marketing.Read More
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34Undisclosed10 - 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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35Undisclosed10 - 49 employeesChicago, ILEstablished in 2016, Incubator is a Cybersecurity company. The team provides Cybersecurity and Custom Software Development.Read More
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36$5,000+2 - 9 employeesBloomingdale, ILRead More
TechVoo is a cloud consulting & SI company. Their small team is headquartered in Elk Grove, Illinois. Their services include cloud consulting & SI, IT managed services, cybersecurity, web development, and more. The company was founded in 2007.
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37$1,000+10 - 49 employeesGlen Ellyn, ILGenuity IT, an IT managed services company, was founded in 2017. Headquartered in Glen Ellyn, Illinois, their small team offers IT managed services, cybersecurity, and IT strategy consulting.Read More
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38$1,000+2 - 9 employeesChicago, ILCybersecurity company ExpressTek Services is headquartered in Chicago, Illinois. They focus on Cybersecurity and IT managed services and were launched in 2003.Read More
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39Undisclosed2 - 9 employeesChicago, ILSouthside CHI Solutions is a cloud consulting & SI company. The small Chicago, Illinois-based team focuses on cloud consulting & SI and Cybersecurity. The company was founded in 2023.Read More
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40Undisclosed50 - 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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41Undisclosed50 - 249 employeesBolingbrook, ILITRegulators, an IT strategy consulting company, was founded in 2007. The team focuses on IT strategy consulting and cloud consulting & SI.Read More
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42Undisclosed50 - 249 employeesNorthbrook, ILOnward Technologies, Inc. Is a Cybersecurity company. They were founded in 1985, and their services include Cybersecurity and IT managed services.Read More
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43Undisclosed2 - 9 employeesGlenview, ILCXponent is a big data analytics company. They are located in Glenview, Illinois and have small team. They provide BI & big data consulting & SI and Cybersecurity.Read More
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44$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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45Undisclosed10 - 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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46$10,000+2 - 9 employeesBatavia, ILFounded 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.Read More
Clients
Assemblies Unlimited, Inc.Industries
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47$5,000+10 - 49 employeesNaperville, IL2Ops Sp. Z o.o. Is a small cloud consulting & SI company based in Kraków, Poland and Naperville, Illinois. Launched in 2024, the team focuses on cloud consulting & SI, DevOps Managed Services, and Cybersecurity.Read More
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48Undisclosed10 - 49 employeesHoffman Estates, ILDSN Group - DSN Support is an IT strategy consulting company established in 1994. The company provides IT strategy consulting and Cybersecurity, and is small.Read More
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49Undisclosed10 - 49 employeesSchaumburg, ILInterstate Technologies is a small Schaumburg, Illinois-based IT strategy consulting company. The team provides IT strategy consulting and IT staff augmentation.Read More
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50Undisclosed10 - 49 employeesSouth Barrington, ILIT strategy consulting company BSSI2 LLC specializes in IT strategy consulting and cloud consulting & SI. They were launched in 2005.Read More
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51Undisclosed10 - 49 employeesSt. Charles, ILFounded in 2008, RedLegg is a Cybersecurity and IT managed services company. The firm offers Cybersecurity and IT managed services, and is small.Read More
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52$5,000+10 - 49 employeesLibertyville, ILThinkNChange, a Back Office Outsourcing company, is in Libertyville, Illinois and Kingston, Jamaica. They focus on Back Office Outsourcing and Cybersecurity.Read More
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53Undisclosed10 - 49 employeesValparaiso, INBased in Valparaiso, Indiana, Schilling IT is a small IT managed services company. Their services include IT managed services and Cybersecurity.Read More
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54Undisclosed10 - 49 employeesElgin, ILCTI Technology is a Cybersecurity and IT managed services company. Launched in 2004, the company is located in Elgin, Illinois. Their team offers Cybersecurity and IT managed services.Read More
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55Undisclosed2 - 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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56$1,000+2 - 9 employeesGilberts, ILFox Secure IT, an IT strategy consulting company, was founded in 2008. The agency specializes in IT strategy consulting and cloud consulting & SI, and is small.Read More
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57Undisclosed2 - 9 employeesYorkville, ILCybersecurity company CyberGhost Security, LLC is in Yorkville, Illinois. They specialize in Cybersecurity.Read More
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58Undisclosed2 - 9 employeesDes Plaines, ILSmall Cybersecurity company RAM Communications, Inc., is in Des Plaines, Illinois. The team specializes in Cybersecurity.Read More
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59Undisclosed10 - 49 employeesOak Brook, ILHeadquartered in Collinsville, Illinois and St. Louis, Missouri, Computerease Group, Inc is a Cybersecurity company. Their services include Cybersecurity and IT managed services.Read More
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60Undisclosed10 - 49 employeesMokena, ILReachOut Technology is a Cybersecurity company. The small Mokena, Illinois-based team specializes in Cybersecurity and IT managed services. The company was established in 2010.Read More
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