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.
Jump to Most Reviewed Companies
List of the Best Illinois Software Developers
-
$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
Industries
-
$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
Industries
-
91Undisclosed10 - 49 employeesLondon Mills, ILAvidi Technology, a software development company, was launched in 2019. Their small team is headquartered in London Mills, Illinois. Their services include custom software development.Read More
-
92$25,000+50 - 249 employeesChicago, ILINTERSOG is a midsize IT staff augmentation company. Launched in 2005, the company is located in Chicago, Illinois; Vancouver, Canada and Guadalajara, Mexico. Their services include IT staff augmentation, Custom Software Development, IoT development, Artificial Intelligence, and more.Read More
Clients
Mitsubishi Bosch Tesla Relm InsuranceIndustries
-
93$10,000+10 - 49 employeesChicago, ILTecture is a custom software development company. They were founded in 2002 and specialize in Custom Software Development and Web Design.Read More
Industries
-
94Undisclosed10 - 49 employeesRolling Meadows, ILSoftware development company Creative Designs Agency was founded in 2023. The firm provides Custom Software Development and IT strategy consulting.Read More
Industries
-
95$25,000+10 - 49 employeesItasca, ILSynegen, Inc. Is a custom software development firm established in 2001. The agency focuses on Custom Software Development and CRM consulting and SI.Read More
Industries
-
96$50,000+10 - 49 employeesChicago, ILEstablished in 2021, Suite 3A is a branding firm. The small team focuses on Branding and Custom Software Development.Read More
Industries
-
97$50,000+10 - 49 employeesArlington Heights, ILELASTECH, a software development company, provide Custom Software Development and Blockchain. They were launched in 2021.Read More
Industries
-
98$10,000+50 - 249 employeesChicago, ILDMC, Inc., a custom software development firm, is based in Chicago, Illinois and Somerville, Massachusetts. The team provides Custom Software Development and CRM consulting and SI.Read More
Clients
3MIndustries
-
99$50,000+10 - 49 employeesMachesney Park, ILWinMan ERP Software is a software development firm founded in 1993. The team offers Custom Software Development.Read More
Industries
-
100Undisclosed2 - 9 employeesChicago, ILCustom software development firm Mr. SharePoint LLC offers Custom Software Development and IoT development. They were launched in 2016.Read More
-
101$5,000+50 - 249 employeesUrbana, ILEstablished in 2017, Voliom is an application development firm. The firm offers mobile app development, custom software development, and web development and has a midsize team.Read More
Industries
-
102$1,000+10 - 49 employeesChicago, ILFounded in 2003, Rockstar Coders is a custom software development firm. The team specializes in Custom Software Development and Mobile App Development and is in Chicago, Illinois.Read More
-
103Undisclosed50 - 249 employeesSchaumburg, ILIdevspot is a custom software development company. They offer Custom Software Development and are in Schaumburg, Illinois.Read More
Industries
-
104Undisclosed1,000 - 9,999 employeesSchaumburg, ILNitor Infotech is a custom software development firm launched in 2006. The team offers Custom Software Development and Artificial Intelligence and is based in Schaumburg, Illinois.Read More
Industries
-
105$5,000+10 - 49 employeesChicago, ILUkietech is a website development company. They are based in Chicago, Illinois. Their team provides Web Development and Custom Software Development.Read More
Industries
-
106Undisclosed10 - 49 employeesChicago, ILCustom software development company and Product Design company Milyli is headquartered in Chicago, Illinois. Established in 2008, the team provides Custom Software Development and Product Design.Read More
-
107$5,000+10 - 49 employeesPalatine, ILSafePoint IT is a software development company. In Palatine, Illinois, the company specializes in Custom Software Development and Application Management & Support.Read More
Industries
-
108$10,000+50 - 249 employeesChicago, ILCustom Software Development Company is a custom software development company. Based in Austin, Texas and Chicago, Illinois, the company offers Custom Software Development and Mobile App Development.Read More
-
109$1,000+50 - 249 employeesChicago, ILJadian is a software development company and Compliance Consulting company founded in 2006. Their team focuses on Custom Software Development and Compliance Consulting.Read More
Industries
-
110$10,000+10 - 49 employeesChicago, ILLocated in Chicago, Illinois, West Loop Strategy is a data analytics company. Established in 2019, the small team focuses on BI & big data consulting & SI, cloud consulting & SI, custom software development, IT strategy consulting, and more.Read More
Industries
-
111Undisclosed10 - 49 employeesMahomet, ILXtreme Automation LLC is a custom software development firm established in 2021. The firm specializes in Custom Software Development.Read More
-
112$1,000+250 - 999 employeesLisle, ILASAR Digital is a cloud consulting & SI company headquartered in Lisle, Illinois. Launched in 2015, the team focuses on cloud consulting & SI and Custom Software Development.Read More
-
113$10,000+10 - 49 employeesChicago, ILCity Innovation Labs, a custom software development company, was founded in 2017. The team specializes in Custom Software Development and Mobile App Development.Read More
Industries
-
114$5,000+10 - 49 employeesChicago, ILGate 39 Media, a custom software development company, is headquartered in Chicago, Illinois. Established in 2003, the team offers Custom Software Development and Web Development.Read More
Industries
-
115$1,000+10 - 49 employeesAurora, ILFrantic Infotech Pvt. Ltd is a mobile application development company based in Noida, India and Aurora, Illinois. Founded in 2016, the team provides Mobile App Development and E-Commerce Development.Read More
Industries
-
116$25,000+2 - 9 employeesChicago, ILFounded in 2017, Adeocode is a small Chicago, Illinois-based custom software development firm. Their services include Custom Software Development and Web Development.Read More
Industries
-
117$50,000+250 - 999 employeesChicago, ILRead More
Headquartered in Chicago, Forte Group is an international IT firm with offices in Belarus and Ukraine. With over 250 employees, the agency specializes in web development, e-commerce development, and application testing in addition to other software and app services.
Clients
BMO Harris BankIndustries
-
118$10,000+50 - 249 employeesChicago, ILVaival Technologies is an user experience agency. The Chicago, Illinois-based team specializes in UX/UI Design and IT staff augmentation.Read More
Industries
-
119Undisclosed50 - 249 employeesPalatine, ILWhiztekcorp is a software development firm launched in 2000. The agency specializes in Custom Software Development and cloud consulting & SI, and is midsize.Read More
-
120$5,000+250 - 999 employeesChicago, ILNetrix, LLC is an IT managed services company. They offer IT managed services and Custom Software Development and were founded in 1989.Read More
Industries
Featured providers
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed Software Developers in Illinois
Check out a Software Developers in Illinois with the most new reviews in the past 12 months.
Most Reviewed
Software Developers
Illinois
- 11 5 new reviews
- 12 4 new reviews
- 13 4 new reviews
- 14 4 new reviews
- 15 4 new reviews
