Top 100 Software Development Companies in Illinois
The Best of July 2026Looking for a top software developer in Illinois?
As the use of mobile and web apps rise, your business’s digital presence becomes even more important. The biggest challenge facing organizations is how they can keep up in the digital world. The best way is to continuously develop up-to-date software that allows your organization to maintain an impactful digital presence.
To assist you in your search for a partner, we’ve compiled this list of the top software development companies in Illinois. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
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List of the Best Illinois Software Developers
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$10,000+10 - 49 employeesIrvine, CAKingsmen Digital Ventures, a software development company, is located in Irvine, California. The small team provides Custom Software Development, Mobile App Development, and UX/UI Design and was founded in 2017.Read More
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$10,000+10 - 49 employeesMedina, WAFlower Press Interactive is a Medina, Washington-based UX agency. The small team focuses on UX/UI Design, Mobile App Development, Custom Software Development, Web Design, and more and was established in 2001.Read More
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121$50,000+250 - 999 employeesChicago, ILFounded in 2008, Productive Edge is a custom software development firm. Their team offers Custom Software Development and Web Development.Read More
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122Undisclosed50 - 249 employeesItasca, ILBrown & Joseph, a phone answering service, was launched in 1996. They specializes in Call Center Services and Custom Software Development.Read More
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123$1,000+50 - 249 employeesLeland Grove, ILZG Worldwide Consultants, a Business Consulting company, specialize in Business Consulting and Custom Software Development. They were launched in 2013.Read More
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124$25,000+2 - 9 employeesSt. Charles, ILLocated in St. Charles, Illinois, Wayne Point, LLC is a small Digital Strategy and website development company. Their services include Digital Strategy and Web Development.Read More
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125$25,000+50 - 249 employeesChicago, ILUX design agency Rocket Wagon focuses on UX/UI Design and Digital Strategy. They were founded in 2015.Read More
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126Undisclosed10,000+ employeesChicago, ILFounded in 1993, Thoughtworks Software Technologies Ltd is a large Chicago, Illinois-based AI company. Their team offers Artificial Intelligence and IT managed services.Read More
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127$10,000+10 - 49 employeesChicago, ILSynergy Consulting Group is a Business Consulting company. They were founded in 2004, and their services include Business Consulting and Marketing Strategy.Read More
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128$1,000+10 - 49 employeesEvanston, ILOutsourcers.io, a software development firm, is in Evanston, Illinois. The team provides Custom Software Development and Web Development.Read More
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129$50,000+10 - 49 employeesChicago, ILLocated in Chicago, Illinois, One Design Company is a small custom software development firm. The team focuses on Custom Software Development and Branding.Read More
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130$10,000+10 - 49 employeesChicago, ILRead More
Alpha Efficiency is a technology, marketing, and lifestyle digital magazine as well as a digital solutions agency based in Chicago. The agency, founded in 2010, has a team of more than ten that provides web development, web design, PPC, UX/UI design, and conversion optimization services to various businesses.
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A Better Weigh MedicalIndustries
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131Undisclosed2 - 9 employeesChicago, ILDCoding Labs is a small custom software development company established in 2022. Their services include Custom Software Development and IT strategy consulting.Read More
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132$25,000+10 - 49 employeesChicago, ILThirdwave, LLC is a web development company. They are located in Chicago, Illinois and have small team. They offer Web Development and Custom Software Development.Read More
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133$250,000+1,000 - 9,999 employeesChicago, ILValtech is a New York, New York-based Digital Strategy company. The agency specializes in Digital Strategy, Custom Software Development, Content Marketing, Marketing Strategy, and more and is large.The agency was founded in 1993.Read More
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L'OréalIndustries
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134$1,000+10 - 49 employeesGroveland, ILAll in One Cluster is a software development company. They are based in Groveland, Illinois and Bengaluru, India, and their services include Custom Software Development and Web Development.Read More
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135$5,000+10 - 49 employeesOak Brook, ILQuadW Technology is a software development firm. The Oak Brook, Illinois-based team specializes in Custom Software Development and Web Design.Read More
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136Undisclosed10 - 49 employeesNaperville, ILLocated in Naperville, Illinois and Chicago, Illinois, Black Line IT is a software development firm. Their services include Custom Software Development and Digital Strategy.Read More
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137$5,000+10 - 49 employeesCollinsville, ILSwip Systems, a custom software development company, offers Custom Software Development and Web Development. The agency is located in Collinsville, Illinois.Read More
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138$5,000+10 - 49 employeesGeneva, ILFounded in 2016, OM Agency is a custom software development company and e-commerce development firm. Their services include Custom Software Development and E-Commerce Development.Read More
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139$5,000+50 - 249 employeesSchaumburg, ILEstablished in 1994, Global Mobility Services, a midsize custom software development company, is based in Schaumburg, Illinois. Their team provides Custom Software Development and IT managed services.Read More
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140$25,000+50 - 249 employeesSchaumburg, ILPSC Group, a custom software development company, provide Custom Software Development and Enterprise App Modernization. They were launched in 1990.Read More
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141$100,000+50 - 249 employeesNaperville, ILEgen is an IT strategy consulting company. They were established in 2002 and offer IT strategy consulting and cloud consulting & SI.Read More
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142Undisclosed10 - 49 employeesChicago, ILIn Chicago, Illinois and Melbourne, Australia, Expresscommerce LLC is a small custom software development firm. Their services include Custom Software Development and Web Development.Read More
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143$5,000+10 - 49 employeesChicago, ILBased in Chicago, Illinois, TekMutants is a custom software development firm. Their services include Custom Software Development and E-Commerce Development.Read More
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144Undisclosed10 - 49 employeesChicago, ILScalesology is a big data company. They are based in Chicago, Illinois and Denver, Colorado, and their services include BI & big data consulting & SI and Custom Software Development.Read More
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145$10,000+10 - 49 employeesChicago, ILAi2 is a small software development firm established in 1982. Their services include Custom Software Development and Enterprise App Modernization.Read More
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146$1,000+50 - 249 employeesSchaumburg, ILAllianze BPO Services is a Market Research company. Located in Schaumburg, Illinois, the company was established in 2014. Their team specializes in Market Research and Custom Software Development.Read More
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147Undisclosed50 - 249 employeesLombard, ILPolaris Solutions, LLC is an IT managed services company founded in 2008. The agency provides IT managed services and Custom Software Development.Read More
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148$1,000+50 - 249 employeesPark Ridge, ILEstablished in 2012, Amz Inventor is an e-commerce development company. Their midsize team is headquartered in Park Ridge, Illinois and focuses on e-commerce development, pay per click, and custom software development.Read More
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149Undisclosed50 - 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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150$1,000+10 - 49 employeesWillowbrook, ILUX design company Lucid Data Solutions was launched in 2019. Located in Willowbrook, Illinois and Islamabad, Pakistan, the team offers UX/UI Design and Custom Software Development.Read More
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Check out a Software Developers in Illinois with the most new reviews in the past 12 months.
Most Reviewed
Software Developers
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