Top 100 Staff Augmentation Services in Illinois
The Best of March 2026Looking for a top staff augmentation service in Illinois?
Maintaining all of your business processes and services requires an incredible amount of patience and diligence, and sometimes you need external expertise to do so.
To assist you in your search for a partner, we’ve compiled this list of the top IT staff augmentation companies in Illinois. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Illinois Staff Augmentation Firms
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$10,000+1,000 - 9,999 employeesWarszawa, PolandFounded in 2007, Innowise is a custom software development firm. They are based in Warszawa, Poland; Francavilla al Mare, Italy; Zwolle, Netherlands and Zwolle, Netherlands and have a large team. Their services include Custom Software Development, cloud consulting & SI, IT staff augmentation, Web Development, and more.Read More
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121$10,000+50 - 249 employeesChicago, ILRead More
RedTag is a CRM consulting firm based in Lviv, Ukraine. Founded in 2013, their team of 75 serves clients in the IT and nonprofit sectors. Services include sales automation and marketing automation for Salesforce.
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One FitIndustries
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122$5,000+1,000 - 9,999 employeesChicago, ILRead More
ExpertsFromIndia is a development company based in San Jose, Calif. They were founded in 2003 and have a team of around 800 employees. They primarily provide custom software development and SEO.
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eBayIndustries
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123$10,000+2 - 9 employeesChicago, ILHeadquartered in Chicago, Illinois, Solai & Cameron is a small business intelligence company. Their services include BI & big data consulting & SI and cloud consulting & SI.Read More
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124$50,000+50 - 249 employeesChicago, ILAkurey, a web development firm, is headquartered in San José, Costa Rica; Chicago, Illinois; Nashville, Tennessee and Santa Clara, California. The small firm was established in 2008. Their team offers web development, IT staff augmentation, mobile app development, custom software development, and more.Read More
Clients
VML Indigo Slate Datalitica Ohio's HospiceIndustries
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125Undisclosed50 - 249 employeesArlington Heights, ILTechTiera Corporation, a midsize IT strategy consulting company, is headquartered in Arlington Heights, Illinois. The team provides IT strategy consulting and BI & big data consulting & SI.Read More
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126Undisclosed10 - 49 employeesItasca, ILIConnect Technologies is a custom software development firm. The Itasca, Illinois-based agency was founded in 2007. Their services include Custom Software Development and Mobile App Development.Read More
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127$10,000+250 - 999 employeesRosemont, ILGuidance Software is a Cybersecurity company. Their midsize team is based in Pasadena, California and New York, New York. Their services include Cybersecurity and IT strategy consulting.Read More
Clients
BoxIndustries
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128$25,000+1,000 - 9,999 employeesChicago, ILRead More
ELEKS is a custom software development firm established in 1991. Their large team is in Tallinn, Estonia; L'viv, Ukraine; Berlin, Germany and Rzeszów, Poland. Their services include Custom Software Development, BI & big data consulting & SI, cloud consulting & SI, Cybersecurity, and more.
Clients
BNY Mellon DPD Acino DRAXIndustries
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129$10,000+1,000 - 9,999 employeesChicago, ILImproving is a custom software development firm in Plano, Texas and Houston, Texas. They specialize in Custom Software Development and Artificial Intelligence and were launched in 2006.Read More
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130Undisclosed250 - 999 employeesForest Park, ILSuyati, a CRM consulting and SI company, is headquartered in Forest Park, Illinois and Kochi, India. The team specializes in CRM consulting and SI and IT managed services.Read More
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131Undisclosed50 - 249 employeesNaperville, ILBased in Naperville, Illinois and Bengaluru, India, SOAIS is an Application Testing company. They offer Application Testing and IT staff augmentation and were established in 2006.Read More
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132Undisclosed50 - 249 employeesChicago, ILXpertTech Inc is a big data analytics company. The Boston, Massachusetts-based company was established in 2002. Their team specializes in BI & big data consulting & SI and IT staff augmentation.Read More
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