Top IT Consultants in Illinois
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Featured
What are Featured Providers?
$5,000+$100 - $149 / hr50 - 249Serves IllinoisServices provided
See all 16 projectsdesignDATA is a full-service IT management company providing services such as cybersecurity training, cloud migration, managed IT support, and more. With nearly 100% positive feedback across diverse industries, clients frequently praise their exceptional customer service, tailored training programs, and proactive technology solutions. About 80% of reviews highlight their strong project management and successful outcomes in enhancing security and efficiency.
$1,000+$25 - $49 / hr50 - 249Serves IllinoisServices provided
See all 12 projectsCorporate Technologies is a managed IT service provider specializing in comprehensive IT support, cybersecurity, and infrastructure management. Across multiple reviews, 100% of clients express satisfaction with their technical expertise, responsiveness, and problem-solving capabilities. Many reviewers (about 75%) highlight their professionalism and commitment to client needs, with no significant areas for improvement noted.
$5,000+$200 - $300 / hr10 - 49Serves IllinoisServices provided
See all 3 projectsDatalink Networks Inc. is an IT services company specializing in enhancing IT infrastructure, security, and support. Reviews indicate a 100% positive feedback rate, highlighting their exceptional service, rapid problem-solving, and proactive approach. Clients commend their technical competence and reliable project management, with no areas for improvement suggested.
$50,000+< $25 / hr1,000 - 9,999Serves IllinoisServices provided
See all 10 projectsFlairsTech is a versatile IT service provider offering software development, customer support, and project management services. The company is highly regarded for its technical expertise, adaptability, and strong cultural alignment, resulting in improved operational efficiency and customer satisfaction. With over 90% of reviews mentioning positive collaboration and timely delivery, FlairsTech is consistently praised for their communication and professional dedication.
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UndisclosedUndisclosed10 - 49Downers Grove, IL
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BridgePoint Technologies is an IT managed services company. In Downers Grove, Illinois, their small team focuses on IT managed services and Mobile App Development. The firm was launched in 2004.
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$5,000+$150 - $199 / hr10 - 49Burr Ridge, IL
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The Isidore Group, an IT managed services company, is located in Burr Ridge, Illinois and Chicago, Illinois. They provide IT managed services and Cybersecurity and were launched in 2014.
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Featured
What are Featured Providers?
$1,000+$25 - $49 / hr50 - 249Serves IllinoisServices provided
See all 98 projectsPeeklogic, LLC is a Salesforce development company specializing in custom Salesforce solutions, integrations, and CRM enhancements. Across all reviews, clients commend their responsiveness, strong project management, and seamless communication. Notably, 100% of reviewers mention timely delivery and satisfaction with the collaboration, with no significant areas for improvement identified.
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$1,000+$50 - $99 / hr2 - 9Plainfield, IL
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Vandesys Inc is a software development company. The Plainfield, Illinois-based team offers Custom Software Development and cloud consulting & SI.
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$10,000+< $25 / hr250 - 999Lincolnshire, IL
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TechClub Inc is an IT strategy consulting company launched in 2013. The firm specializes in IT strategy consulting and BI & big data consulting & SI.
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$10,000+$50 - $99 / hr50 - 249Carbondale, IL
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See all 1 projectsOptimusFox provides innovative blockchain solutions, including Dapp development on the Solana Blockchain. Their projects often involve integrating blockchain technology with platforms like Telegram. Reviews highlight their professional communication, technical skills, and ability to deliver projects on time, underscoring their strong alignment with client values and budget considerations.
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$1,000+$50 - $99 / hr10 - 49Chicago, IL
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Klein Consulting, LLC is a Chicago, Illinois-based business intelligence company. Their services include BI & big data consulting & SI and CRM consulting and SI.
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$5,000+$50 - $99 / hr10 - 49Schaumburg, IL
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Established in 1994, Temple-IT is a Cybersecurity company. The team offers Cybersecurity and IT managed services.
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UndisclosedUndisclosed2 - 9Chicago, IL
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Small IT strategy consulting company Fairway IT Solutions, is in Chicago, Illinois. Their services include IT strategy consulting and cloud consulting & SI.
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$5,000+$100 - $149 / hr2 - 9Batavia, IL
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Teqworks, an IT managed services company, was launched in 2002. The firm provides IT managed services and IT strategy consulting.
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$25,000+$150 - $199 / hr10 - 49Chicago, IL
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One Six Solutions is a business intelligence company. They were founded in 2013, and their services include BI & big data consulting & SI and Enterprise App Modernization.
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UndisclosedUndisclosed10 - 49Deerfield, IL
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IT strategy consulting company Liberty Technology Advisors, Inc. Is located in Deerfield, Illinois. Established in 1995, the team focuses on IT strategy consulting and BI & big data consulting & SI.
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$5,000+$150 - $199 / hr2 - 9Wheaton, IL
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IT managed services company OverDrive IT was established in 2000. The agency provides IT managed services and Cybersecurity.
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UndisclosedUndisclosed10 - 49Naperville, IL
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SundogIT, 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.
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$1,000+$150 - $199 / hr10 - 49Naperville, IL
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101 Digital is a Naperville, Illinois-based IT managed services company. Their services include IT managed services and Cybersecurity.
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Undisclosed$100 - $149 / hr50 - 249Mount Prospect, IL
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Crestwood Associates is a CRM consulting and SI company. The Mount Prospect, Illinois-based company was founded in 1998. Their services include CRM consulting and SI and ERP consulting and SI.
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Undisclosed$100 - $149 / hr50 - 249Chicago, IL
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Sonoma Partners is a midsize CRM consulting and SI company founded in 2001. Their team specializes in CRM consulting and SI and cloud consulting & SI.
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$100,000+$100 - $149 / hr50 - 249Naperville, IL
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Egen is an IT strategy consulting company. They were established in 2002 and offer IT strategy consulting and cloud consulting & SI.
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$5,000+$150 - $199 / hr2 - 9Bannockburn, IL
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Based in Bannockburn, Illinois, United Parts of Chicago is a web design agency. Their services include Web Design and IT strategy consulting.
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Undisclosed$150 - $199 / hr50 - 249Schaumburg, IL
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Ascent Innovations LLC is an ERP consulting and SI company. Founded in 2009, the company focuses on ERP consulting and SI and Cybersecurity.
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UndisclosedUndisclosed50 - 249Chicago, IL
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See all 1 projectsDexpro Dynamics LLC is a technology consulting company specializing in assisting businesses with transitioning to Dynamics 365 Business Central. The reviews indicate a high level of satisfaction, with clients praising their knowledge and experience, while no areas for improvement were identified. A majority of clients appreciate their communication skills, with virtual meetings being a primary form of interaction.
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$1,000+$200 - $300 / hr50 - 249Elk Grove Village, IL
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In Elk Grove Village, Illinois and McHenry, Illinois, Porte Brown LLC is a midsize Accounting company. Their services include Accounting and cloud consulting & SI.
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$10,000+$25 - $49 / hr10 - 49Naperville, IL
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Located in Naperville, Illinois, Solutions Group is a small cloud consulting & SI company. Their services include cloud consulting & SI and IT managed services.
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UndisclosedUndisclosed10 - 49Chicago, IL
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Founded 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.
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UndisclosedUndisclosed10 - 49Arlington Heights, IL
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Transforming Solutions, Inc. Is an unified communications consulting & SI company. Founded in 1995, the agency focuses on unified communications consulting & SI and ERP consulting and SI.
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UndisclosedUndisclosed2 - 9Chicago, IL
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Time Technology, a cloud consulting & SI company, offers cloud consulting & SI and Cybersecurity. The company is located in Chicago, Illinois.
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$1,000+$50 - $99 / hr2 - 9Evanston, IL
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Northshore Technology Group LLC is a cloud consulting & SI company. Established in 2025, the agency specializes in cloud consulting & SI and IT managed services.
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$1,000+< $25 / hr10 - 49Naperville, IL
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IT Support Naperville, a Marketing Strategy company, was founded in 2000. The team offers Marketing Strategy and Digital Strategy.
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$10,000+$100 - $149 / hr10 - 49Chicago, IL
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Catalyst Consulting group, a software development firm, is in Chicago, Illinois. Founded in 1992, the team provides Custom Software Development and IT managed services.
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$10,000+$150 - $199 / hr10 - 49Chicago, IL
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See all 1 projectsWest Loop Strategy offers services in optimizing revenue-generating platforms and developing new product features, particularly for multi-cloud environments. The reviews consistently highlight their technical expertise, responsiveness, and alignment with company values, with clients praising their ability to deliver projects on time and under budget. The team’s impressive communication skills and cultural fit are also frequently noted as standout qualities.
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$1,000+$50 - $99 / hr2 - 9Chicago, IL
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Lift Digital Marketing is a PPC agency. Their team is in Chicago, Illinois and specializes in Pay Per Click and Search Engine Optimization.
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List of the Top 15 Illinois IT Services Companies
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$5,000+$150 - $199 / hr50 - 249Chicago, IL
Ability to deliver
34.3/40.015.8/20 Reviews9/10 Clients & Experience9.5/10 Market PresenceService focus
100% IT Consulting -
$5,000+$150 - $199 / hr10 - 49Chicago, IL
Ability to deliver
29.9/40.016.4/20 Reviews7.5/10 Clients & Experience6/10 Market PresenceService focus
100% IT Consulting -
$1,000+$150 - $199 / hr10 - 49Des Plaines, IL
Ability to deliver
29.7/40.016.2/20 Reviews6.8/10 Clients & Experience6.6/10 Market PresenceService focus
100% IT Consulting -
$1,000+$150 - $199 / hr50 - 249Oak Brook, IL
Ability to deliver
36.1/40.016.4/20 Reviews10/10 Clients & Experience9.7/10 Market PresenceService focus
95% IT Consulting5% Other -
$5,000+$150 - $199 / hr10 - 49Lockport, IL
Ability to deliver
35.5/40.017.4/20 Reviews10/10 Clients & Experience8.1/10 Market PresenceService focus
100% IT Consulting -
$1,000+$150 - $199 / hr10 - 49Park Ridge, IL
Ability to deliver
36.6/40.017.2/20 Reviews10/10 Clients & Experience9.4/10 Market PresenceService focus
90% IT Consulting10% Other -
$75,000+Undisclosed250 - 999Oak Brook, IL
Ability to deliver
34.3/40.015/20 Reviews10/10 Clients & Experience9.3/10 Market PresenceService focus
95% IT Consulting5% Other -
$100,000+$100 - $149 / hr50 - 249Chicago, IL
Ability to deliver
29.9/40.016.2/20 Reviews8/10 Clients & Experience5.7/10 Market PresenceService focus
75% IT Consulting25% Other -
$1,000+$150 - $199 / hr10 - 49Chicago, IL
Ability to deliver
36/40.016.4/20 Reviews10/10 Clients & Experience9.6/10 Market PresenceService focus
90% IT Consulting10% Other -
$5,000+Undisclosed10 - 49Park Ridge, IL
Ability to deliver
35.9/40.016.4/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
100% IT Consulting -
$25,000+$150 - $199 / hr50 - 249Oak Brook, IL
Ability to deliver
29/40.016.2/20 Reviews6.2/10 Clients & Experience6.6/10 Market PresenceService focus
60% IT Consulting40% Other -
$5,000+$100 - $149 / hr50 - 249Chicago, IL
Ability to deliver
28.6/40.017.6/20 Reviews2.2/10 Clients & Experience8.9/10 Market PresenceService focus
80% IT Consulting20% Other -
$1,000+$100 - $149 / hr10 - 49Chicago, IL
Ability to deliver
32/40.017/20 Reviews6.8/10 Clients & Experience8.2/10 Market PresenceService focus
100% IT Consulting -
$5,000+$100 - $149 / hr10 - 49Chicago, IL
Ability to deliver
34.3/40.016.8/20 Reviews9.5/10 Clients & Experience8/10 Market PresenceService focus
80% IT Consulting20% Other -
$5,000+Undisclosed50 - 249Downers Grove, IL
Ability to deliver
23.6/40.015.8/20 Reviews2.1/10 Clients & Experience5.7/10 Market PresenceService focus
100% IT Consulting -
$10,000+$150 - $199 / hr10 - 49Elburn, IL
Ability to deliver
35.1/40.016.8/20 Reviews10/10 Clients & Experience8.3/10 Market PresenceService focus
95% IT Consulting5% Other -
$50,000+$150 - $199 / hr50 - 249Chicago, IL
Ability to deliver
39.1/40.020/20 Reviews9.8/10 Clients & Experience9.3/10 Market PresenceService focus
10% IT Consulting90% Other -
$100,000+$150 - $199 / hr10 - 49Chicago, IL
Ability to deliver
34.4/40.015.8/20 Reviews10/10 Clients & Experience8.6/10 Market PresenceService focus
40% IT Consulting60% Other -
$5,000+$200 - $300 / hr2 - 9Bloomingdale, IL
Ability to deliver
31.6/40.016.8/20 Reviews8.4/10 Clients & Experience6.4/10 Market PresenceService focus
100% IT Consulting -
$10,000+$150 - $199 / hr50 - 249Chicago, IL
Ability to deliver
35.6/40.016.2/20 Reviews9.8/10 Clients & Experience9.6/10 Market PresenceService focus
30% IT Consulting70% Other -
$10,000+$100 - $149 / hr50 - 249Evanston, IL
Ability to deliver
23.6/40.016.2/20 Reviews1.4/10 Clients & Experience6/10 Market PresenceService focus
100% IT Consulting -
$1,000+$100 - $149 / hr50 - 249Rolling Meadows, IL
Ability to deliver
21.9/40.016.8/20 Reviews0/10 Clients & Experience5.2/10 Market PresenceService focus
90% IT Consulting10% Other -
$50,000+$100 - $149 / hr10 - 49Chicago, IL
Ability to deliver
34.3/40.016.2/20 Reviews10/10 Clients & Experience8.1/10 Market PresenceService focus
30% IT Consulting70% Other -
$25,000+$150 - $199 / hr250 - 999Chicago, IL
Ability to deliver
31.9/40.016.2/20 Reviews9.8/10 Clients & Experience5.9/10 Market PresenceService focus
20% IT Consulting80% Other -
$50,000+$200 - $300 / hr50 - 249Chicago, IL
Ability to deliver
36.4/40.016.6/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
10% IT Consulting90% Other -
$5,000+$100 - $149 / hr10 - 49Oakbrook Terrace, IL
Ability to deliver
25.4/40.016.4/20 Reviews3.7/10 Clients & Experience5.3/10 Market PresenceService focus
90% IT Consulting10% Other -
$25,000+$50 - $99 / hr50 - 249Chicago, IL
Ability to deliver
36.3/40.016.8/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
20% IT Consulting80% Other -
$25,000+Undisclosed50 - 249Chicago, IL
Ability to deliver
36.2/40.016.4/20 Reviews10/10 Clients & Experience9.8/10 Market PresenceService focus
40% IT Consulting60% Other -
$50,000+$150 - $199 / hr10 - 49Chicago, IL
Ability to deliver
35.3/40.015.8/20 Reviews10/10 Clients & Experience9.5/10 Market PresenceService focus
15% IT Consulting85% Other -
$10,000+$150 - $199 / hr10 - 49Barrington, IL
Ability to deliver
30.5/40.015.6/20 Reviews8/10 Clients & Experience6.9/10 Market PresenceService focus
100% IT Consulting
Latest IT Services Articles
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How to Create a Budget for BI & Analytics Services [With Template]
Use our custom template for your business intelligence and analytics needs.
