Top 100 IT Services Companies in Illinois

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Top 100 IT Services Companies in Illinois

The Best of March 2024

Looking 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. 

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List of the Best Illinois IT Companies

  • 121
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10,000+ employees
    • Chicago, IL

    Accounting company BDO USA, LLP was founded in 1910. Their small team is in Jacksonville, Florida. BDO USA, LLP offers accounting and business consulting.

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  • 122
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • Chicago, IL
    Bluefin is an unified communications consulting & SI company in Chicago, Illinois. The small team focuses on unified communications consulting & SI, ERP consulting and SI, cloud consulting & SI, business consulting, and more and was established in 2002.
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  • 123
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 2 - 9 employees
    • Chicago, IL
    Firefly Network Services is a small IT strategy consulting company. Founded in 2008, the agency is located in Chicago, Illinois. Their services include IT strategy consulting.
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  • 124
    (0 Reviews)

    Not yet reviewed.

    • $5,000+
    • 2 - 9 employees
    • Chicago, IL
    RooksDM is an IT strategy consulting company. Launched in 2014, the team offers IT strategy consulting, cloud consulting & SI, and other IT consulting and SI. Their small company is Chicago, Illinois-based.
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    Industries

  • 125
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • Arlington Heights, IL
    Transforming Solutions, Inc. Is an unified communications consulting & SI company. Their small team is in Arlington Heights, Illinois and offers unified communications consulting & SI, ERP consulting and SI, IT strategy consulting, and business consulting. The company was established in 1995.
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  • 126
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • Chicago, IL
    Klein Consulting, LLC is a data analytics company founded in 2016. Their small team is located in Chicago, Illinois and provides BI & big data consulting & SI, CRM consulting and SI, IT managed services, IT strategy consulting, and more.
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  • 127
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 250 - 999 employees
    • Arlington Heights, IL
    Advan Soft International, an IT strategy consulting company, is located in Arlington Heights, Illinois. They specialize in IT strategy consulting and were founded in 1998.
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  • 128
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Arlington Heights, IL
    Venstar Technology Inc, a business intelligence company and IT strategy consulting company, was launched in 2007. They are headquartered in Arlington Heights, Illinois and have a midsize team. Venstar Technology Inc focuses on BI & big data consulting & SI and IT strategy consulting.
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  • 129
    (0 Reviews)

    Not yet reviewed.

    • $5,000+
    • 2 - 9 employees
    • Rosemont, IL
    Vision96 is a small IT strategy consulting company. Based in Rosemont, Illinois and , , the agency was launched in 2014. Their team offers IT strategy consulting, unified communications consulting & SI, IT managed services, cybersecurity, and more.
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  • 130
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • Des Plaines, IL
    JensenIT, an IT strategy consulting company, was launched in 1991. The small team provides IT strategy consulting and web design. The agency is based in Des Plaines, Illinois.
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  • 131
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • Mount Prospect, IL
    Business Solutions Group, LLC is an IT managed services company. Their small team is based in Mount Prospect, Illinois. The agency offers IT managed services, cloud consulting & SI, and IT strategy consulting. The agency was launched in 2009.
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  • 132
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • Downers Grove, IL
    ZLan Partners is an IT strategy consulting company founded in 2007. Their small team is located in Downers Grove, Illinois and focuses on IT strategy consulting and cloud consulting & SI.
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  • 133
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 250 - 999 employees
    • Lisle, IL
    AST LLC is a Lisle, Illinois-based non-voice bpo/back office services and CRM consulting and SI company. The midsize agency was founded in 1995. Their services include non-voice bpo/back office services and CRM consulting and SI.
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  • 134
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • Buffalo Grove, IL
    Hodgson Consulting & Solutions is a small IT strategy consulting company located in Buffalo Grove, Illinois. Established in 2000, the team specializes in IT strategy consulting, cloud consulting & SI, and IT managed services.
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  • 135
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Wilmette, IL
    Headquartered in Wilmette, Illinois, Precise Solutions is a HR agency and IT strategy consulting company. They focus on HR services and IT strategy consulting and were established in 2000.
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  • 136
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Hoffman Estates, IL
    COMNET GROUP INC. Is a midsize IT strategy consulting and IT staff augmentation company. They specialize in IT strategy consulting and IT staff augmentation and were launched in 2005. The firm is in Hoffman Estates, Illinois.
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  • 137
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 10 - 49 employees
    • Warrenville, IL
    CRM consulting and SI company Xcelpros Technologies Pvt. Ltd. Is headquartered in Warrenville, Illinois and Alpharetta, Georgia. They offer CRM consulting and SI, ERP consulting and SI, custom software development, and application management & support and were established in 2011.
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    Industries

  • 138
    (0 Reviews)

    Not yet reviewed.

    • $25,000+
    • 10 - 49 employees
    • Chicago, IL

    Founded in 2013, One Six Solutions is a business intelligence company. The small Chicago, Illinois-based team specializes in BI & big data consulting & SI, enterprise app modernization, cloud consulting & SI, and IT strategy consulting.

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    Industries

  • 139
    (0 Reviews)

    Not yet reviewed.

    • $5,000+
    • 10 - 49 employees
    • O'Fallon, IL
    Alpine Security is a cybersecurity company. They are headquartered in O'Fallon, Illinois and have a small team. Their team focuses on cybersecurity.
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    Industries

  • 140
    (0 Reviews)

    Not yet reviewed.

    • $10,000+
    • 10 - 49 employees
    • Naperville, IL

    Logic Pursuits is a data analytics company headquartered in Naperville, Illinois and Ahmedabad, India. The small team focuses on BI & big data consulting & SI, cloud consulting & SI, CRM consulting and SI, e-commerce development, and more. The company was launched in 2016.

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    Industries

  • 141
    (0 Reviews)

    Not yet reviewed.

    • $250,000+
    • 50 - 249 employees
    • Chicago, IL
    Located in Chicago, Illinois, ForceIQ is a cloud consulting & SI company. Launched in 2019, the midsize team provides cloud consulting & SI, CRM consulting and SI, IT strategy consulting, enterprise app modernization, and more.
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    Industries

  • 142
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Scott Air Force Base, IL
    UNCOMN is a cybersecurity company. The midsize team is headquartered in Scott Air Force Base, Illinois. Their services include cybersecurity, custom software development, and IT managed services.
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  • 143
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 10 - 49 employees
    • Deerfield, IL
    Cybersecurity company SCIGON was founded in 2008. They are based in Deerfield, Illinois and have a small team. SCIGON specializes in cybersecurity, enterprise app modernization, IT managed services, and IT strategy consulting.
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  • 144
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Aurora, IL
    Midsize human resources company Oloop LLC, is based in Aurora, Illinois. Founded in 2011, the team offers HR services, BI & big data consulting & SI, ERP consulting and SI, and IT staff augmentation.
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  • 145
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Buffalo Grove, IL
    Aeverie Inc. Is a midsize business intelligence company established in 2013. Their services include BI & big data consulting & SI. The firm is in Buffalo Grove, Illinois.
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  • 146
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 2 - 9 employees
    • Plainfield, IL
    Vandesys Inc is a custom software development company. They specialize in custom software development, cloud consulting & SI, CRM consulting and SI, ECM consulting and SI, and more and were founded in 2008. Their small team is located in Plainfield, Illinois.
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  • 147
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 50 - 249 employees
    • Chicago, IL
    Launched in 2013, Messina Group Consulting is an IT strategy consulting company. Located in Chicago, Illinois and Chicago, Illinois, their midsize team offers IT strategy consulting, HR services, business consulting, CRM consulting and SI, and more.
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    Industries

  • 148
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 2 - 9 employees
    • Evanston, IL
    Prime Telecommunications Managed Technology Solutions is an unified communications consulting & SI company launched in 1993. Based in Evanston, Illinois, their small team specializes in unified communications consulting & SI, IT managed services, cybersecurity, and IT staff augmentation.
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  • 149
    (0 Reviews)

    Not yet reviewed.

    • $1,000+
    • 10 - 49 employees
    • Des Plaines, IL
    Croyant tech, an ERP consulting and SI company, is based in Des Plaines, Illinois. They specialize in ERP consulting and SI, BI & big data consulting & SI, IT strategy consulting, IT staff augmentation, and more and were founded in 2012.
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  • 150
    (0 Reviews)

    Not yet reviewed.

    • Undisclosed
    • 2 - 9 employees
    • Evanston, IL
    Nebulacloud IT is an IT strategy consulting company in Chicago, Illinois; Alexandria, Minnesota and Medellín, Colombia. They provide IT strategy consulting, cloud consulting & SI, IT managed services, unified communications consulting & SI, and more and were established in 2012.
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    Industries

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