Top 100 Software Development Companies in Illinois
The Best of December 2025Looking 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.
List of the Best Illinois Software Developers
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$10,000+10 - 49 employeesIrvine, CAKingsmen Digital Ventures is a software development firm. Their small team is located in Irvine, California. The firm specializes in Custom Software Development, Mobile App Development, UX/UI Design, E-Commerce Development, and more.Read More
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$25,000+10 - 49 employeesMedina, WAFlower Press Interactive is a small user experience agency launched in 2001. Their team offers UX/UI Design, Mobile App Development, Custom Software Development, Web Development, and more. The company is located in Medina, Washington.Read More
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$10,000+10 - 49 employeesJohannesburg, South AfricaRead More
Mobile application development firm CubeZoo was established in 2011. In Johannesburg, South Africa and London, England, their small team specializes in Mobile App Development, Web Development, Artificial Intelligence, UX/UI Design, and more.
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211$1,000+Freelancer employeesLake Zurich, ILRead More
Cyber Haven Programming is a custom software development company launched in 2017. The company specializes in custom software development, ux/ui design, application testing, web design, and more and has a small team.
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212$10,000+10 - 49 employeesChicago, ILLaunched in 2011, Shift Interactive is a small software development company. Their team focuses on Custom Software Development, Web Development, Mobile App Development, UX/UI Design, and more. The firm is located in Grimes, Iowa and Chicago, Illinois.Read More
Clients
National Pork Board Navigate Wellness Principal Financial Group Yanmar AmericaIndustries
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213Undisclosed1,000 - 9,999 employeesOrland Park, ILEstablished in 1996, Version 1 is a large New York, New York-based cloud consulting & SI company. Their team offers cloud consulting & SI and Custom Software Development.Read More
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214$10,000+10 - 49 employeesOak Park, ILUptic IO LLC is an Oak Park, Illinois-based DevOps Managed Services company. They focus on DevOps Managed Services, Enterprise App Modernization, cloud consulting & SI, Custom Software Development, and more and were launched in 2017.Read More
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215$5,000+250 - 999 employeesChicago, ILEC Innovations is a Translation company. They focus on Translation and Custom Software Development and are located in Beijing, China and Chicago, Illinois.Read More
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216Undisclosed250 - 999 employeesMoline, ILSedona Technologies, a software development firm, was founded in 1986. The team focuses on Custom Software Development and Business Consulting.Read More
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217Undisclosed250 - 999 employeesChicago, ILThoma Bravo is a software development company. They are in Chicago, Illinois and London, England and have midsize team. Their team offers Custom Software Development and Business Consulting.Read More
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218$25,000+50 - 249 employeesElmhurst, ILRead More
Bayshore Solutions is an end-to-end digital agency based in Tampa, Fla. with an office in Denver. Founded in 1996, their team of more than 10 with teams that provide brand storytelling, web design, and development, e-commerce, digital marketing, creative and hosting solutions.
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MasoniteIndustries
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219$50,000+10 - 49 employeesCicero, ILINTERKIT is an app development company launched in 2020. The company offers mobile app development, ux/ui design, custom software development, e-commerce development, and more and has a small team. The company is in Bishkek, Kyrgyzstan.Read More
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Bank KompanionIndustries
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220Undisclosed50 - 249 employeesTinley Park, ILEstablished in 1991, ProviNET Solutions, a midsize software development firm, is located in Tinley Park, Illinois. Their services include Custom Software Development and cloud consulting & SI.Read More
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221Undisclosed50 - 249 employeesChicago, ILSoliant Consulting is a software development firm headquartered in Chicago, Illinois and Devon, Pennsylvania. Their services include Custom Software Development and cloud consulting & SI.Read More
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222$10,000+50 - 249 employeesSkokie, ILMarvels Soft is a software development firm. Founded in 2020, their team specializes in Custom Software Development and Mobile App Development.Read More
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223$5,000+50 - 249 employeesBloomington, ILSoftware development firm SPARK Business Works was established in 2017. Their midsize team is based in Kalamazoo, Michigan; Grand Rapids, Michigan; Houston, Texas and Bloomington, Illinois. SPARK Business Works provides Custom Software Development, Web Development, Mobile App Development, Web Design, and more.Read More
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224$1,000+Freelancer employeesRiver Forest, ILRead More
Other IT consulting and SI company Netzant Technology LLC is located in River Forest, Illinois. The small team focuses on other IT consulting and SI, custom software development, web development, mobile app development, and more and was launched in 2007.
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225Undisclosed10 - 49 employeesWarrenville, ILIConsultUS is a small Warrenville, Illinois-based custom software development firm. Their services include Custom Software Development and IT staff augmentation.Read More
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226Undisclosed10 - 49 employeesMontgomery, ILCRM consulting and SI company Development Consulting Partners, LLC offers CRM consulting and SI and Custom Software Development. They are based in Montgomery, Illinois.Read More
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227$50,000+50 - 249 employeesChicago, ILSaritasa, a software development company, is headquartered in Newport Beach, California; New York, New York; Chicago, Illinois and Manhattan Beach, California. The midsize company was established in 2005. Their team provides Custom Software Development, AR/VR development, Web Development, Mobile App Development, and more.Read More
Clients
Mitsubishi Makita ASCO Power Technologies WinegardIndustries
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228Undisclosed10 - 49 employeesOttawa, ILDigisperts Technology Company Limited is a Market Research company founded in 2021. Their small team is in Agege, Nigeria and Ottawa, Illinois. The firm specializes in Market Research, Social Media Marketing, Custom Software Development, Web Development, and more.Read More
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229Undisclosed10 - 49 employeesChicago, ILRead More
Mediafly is a software development firm. Their small team is in Chicago, Illinois. Their team offers custom software development.
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230Undisclosed2 - 9 employeesChicago, ILT98 is a small software development firm established in 1998. Their services include Custom Software Development and IT staff augmentation.Read More
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231$25,000+10 - 49 employeesArlington Heights, ILOptimal Design, an IoT development company, was established in 1997. The firm focuses on IoT development and Custom Software Development.Read More
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232$5,000+10 - 49 employeesChicago, ILHeadquartered in Chicago, Illinois, ConnectMedia Ventures is a small custom software development firm. The team focuses on Custom Software Development and Mobile App Development.Read More
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233Undisclosed10 - 49 employeesSouth Elgin, ILLaunched in 2001, AzoBLUE Group Software is an IT strategy consulting company. The small team provides IT strategy consulting and Custom Software Development.Read More
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234Undisclosed10 - 49 employeesChicago, ILAleysian is a small CRM consulting and SI company. Established in 2004, the team specializes in CRM consulting and SI and Custom Software Development.Read More
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235Undisclosed50 - 249 employeesChicago, ILThe William Everett Group is a software development company. Based in Chicago, Illinois, the team specializes in Custom Software Development and ERP consulting and SI.Read More
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236Undisclosed50 - 249 employeesScott Air Force Base, ILCybersecurity company UNCOMN was established in 2011. The team focuses on Cybersecurity and Custom Software Development.Read More
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237Undisclosed10 - 49 employeesWheaton, ILRead More
PerByte, an IT strategy consulting and software development firm, is headquartered in Wheaton, Illinois. The small team specializes in IT strategy consulting and custom software development and was founded in 2011.
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238$10,000+50 - 249 employeesRolling Meadows, ILEnlightVision Technologies Pvt Ltd, a software development firm, is in Ahmedabad, India and Rolling Meadows, Illinois. The team offers Custom Software Development and Web Development.Read More
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239$10,000+10 - 49 employeesArthur, ILUptarget Co, an e-commerce development company, was established in 2017. They are based in Arthur, Illinois and Cherkasy, Ukraine and have a small team. Uptarget Co specializes in E-Commerce Development, Web Development, Custom Software Development, and Mobile App Development.Read More
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240Undisclosed10 - 49 employeesNaperville, ILWeb3Tech Blockchain Solutions is a Naperville, Illinois-based software development company and Blockchain company. They focus on Custom Software Development and Blockchain.Read More
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