Top 100 Software Development Companies in Illinois
The Best of September 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 custom software development company, is in Irvine, California. Established in 2017, the small team offers Custom Software Development, Mobile App Development, UX/UI Design, Web Development, and more.Read More
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$10,000+10 - 49 employeesMedina, WAFlower Press Interactive is a software development firm. They specialize in Custom Software Development, UX/UI Design, Mobile App Development, Web Design, and more and were established in 2001. Their small team is in Medina, Washington.Read More
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121Undisclosed2 - 9 employeesChicago, ILCoder Inc. Is a software development firm and Blockchain company. The agency is located in Chicago, Illinois. Their services include Custom Software Development and Blockchain.Read More
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122$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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123Undisclosed50 - 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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124$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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125$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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126$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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127$25,000+50 - 249 employeesChicago, ILUniqcli, a Marketing Strategy company, was launched in 2017. They are headquartered in Chicago, Illinois; Los Angeles, California; Philadelphia, Pennsylvania and Raleigh, North Carolina and have a midsize team. Uniqcli focuses on Marketing Strategy, cloud consulting & SI, Low/No Code Development, IT strategy consulting, and more.Read More
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SootheIndustries
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128$5,000+50 - 249 employeesElgin, ILMultiQoS Technologies, an artificial intelligence firm, is headquartered in Ahmedabad, India; Elgin, Illinois and Mannheim, Germany. The company focuses on Artificial Intelligence, BI & big data consulting & SI, Mobile App Development, Custom Software Development, and more and has a midsize team.The company was founded in 2020.Read More
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Polished ManiIndustries
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129Undisclosed10,000+ 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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130$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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131$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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132$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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133Undisclosed50 - 249 employeesChicago, ILKenway Consulting, LLC, a cloud consulting & SI company, is located in Chicago, Illinois. The team provides cloud consulting & SI and AI Consulting.Read More
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134$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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135Undisclosed2 - 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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136$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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137$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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138$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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139$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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140Undisclosed10 - 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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141$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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142$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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143$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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144$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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145$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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146$10,000+2 - 9 employeesChicago, IL10 US Tech Inc. Is a software development company. They are in Chicago, Illinois and have small team. They focus on Custom Software Development and Generative AI.Read More
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147Undisclosed10 - 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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148$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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149Undisclosed10 - 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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150$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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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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