Top 100 Dot Net Developers in Illinois
The Best of December 2025Looking for a top dot net developer in Illinois?
.NET is a powerful, flexible software framework utilized by many businesses. A highly regarded developer can help ensure performance, security, and testing for your company.
To assist you in your search for a partner, we’ve compiled this list of the top dot net developers in Illinois. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Illinois .NET Development Services
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1$25,000+50 - 249 employeesChicago, ILVelvetech LLC is a midsize software development company. The Sunny Isles Beach, Florida-based company was established in 2004. Their services include Custom Software Development, CRM consulting and SI, Mobile App Development, Web Development, and more.Read More
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Apache CorporationIndustries
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2$25,000+10 - 49 employeesNaperville, ILLaunched in 2010, LLT Group is a web design agency. The small Naperville, Illinois-based team specializes in Web Design, Web Development, E-Commerce Development, and Search Engine Optimization.Read More
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3$5,000+10 - 49 employeesChicago, ILEstablished in 2003, Marcel Digital is a web development firm. They are headquartered in Chicago, Illinois and have a small team. Their services include Web Development, Search Engine Optimization, Pay Per Click, and Digital Strategy.Read More
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ShureIndustries
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4$100,000+10 - 49 employeesChicago, ILRead More
Sandstorm Design is a brand strategy and UX agency founded in 1998. Based in Chicago, the team of 31 employees specializes in UX/UI design, web development, and branding. They primarily serve midmarket clients in the consumer products and services, health care, and education industries.
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Crown Holdings (NYSE: CCK) University of Chicago Unicef USA The Milken InstituteIndustries
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5$5,000+50 - 249 employeesChicago, ILCustom software development firm Liventus was founded in 2002. The firm provides Custom Software Development, Artificial Intelligence, AI Agents, BI & big data consulting & SI, and more and has a midsize team. The firm is based in Chicago, Illinois; Northbrook, Illinois; Matthews, North Carolina and Scottsdale, Arizona.Read More
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Now Health GroupIndustries
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6$50,000+10 - 49 employeesChicago, ILRead More
Spark Equation is a software engineering company headquartered in Chicago, with additional offices in Saint Petersburg and Krasnoyarsk, Russia. Founded in 2014, their team of 24 experts provide custom software development, mobile app development, and web development to their clients.
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Headway -
7$75,000+50 - 249 employeesChicago, ILRead More
Adage Technologies is an UX design company located in Chicago, Illinois. The midsize team offers ux/ui design, e-commerce development, web design, and web development. The agency was established in 2001.
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8$25,000+50 - 249 employeesChicago, ILRead More
KitelyTech is a full-service technology, design, and development company that's been around since 2009. Headquartered in Chicago, IL, the company is composed of about 10 employees who are skilled in web, software, mobile app, and e-commerce development. Other services include web design and user experience design and SEO.
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9$25,000+10 - 49 employeesLombard, ILRead More
Red Caffeine is a growth consultancy company based in Lombard, Ill. Founded in 2011, their team of around 20 employees specializes in marketing and digital strategy.
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10$10,000+10 - 49 employeesUrbana, ILRead More
Pixo is an Urbana, Illinois-based user experience company. Established in 1998, the small team focuses on ux/ui design, graphic design, web development, mobile app development, and more.
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11$10,000+50 - 249 employeesChicago, ILMojo Trek is an IT staff augmentation company. Founded in 2017, the team focuses on IT staff augmentation, Custom Software Development, IT managed services, Application Testing, and more. Their midsize company is Chicago, Illinois-based.Read More
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Fortune 100 QSR Company Fortune 500 QSR Company AlphaBotIndustries
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12$10,000+10 - 49 employeesChicago, ILRead More
MXOTech is a software development and IT services agency based in Chicago. Established in 2005, they have 29 employees, who provide services like custom software development, IT managed services for their software platforms, and IT strategy consulting.
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Health Care Services CorporationIndustries
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13$10,000+10 - 49 employeesChicago, ILRead More
CSW Solutions is a solutions services company based in Chicago. Founded in 2005, they have about 20 employees that focus on middle-market companies and enterprises in the financial services, retail, healthcare, telecommunications, and manufacturing industries. They specialize in web development, custom software development, mobile app development, and IT managed services.
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British Petroleum (BP) Power Equipment Direct Mediacom Telecommunications Gifts For You NowIndustries
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14$10,000+50 - 249 employeesChicago, ILRead More
Alligatortek is a software company headquartered in Chicago with an office in Oakbrook Terrace, Ill. Since 1993, their team of 59 has lent its services in custom software development, mobile app development, and cloud consulting & SI. They specialize in Azure, and have experience in working with frameworks such as .NET, AngularJS, and React Native.
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Feeding America -
15$5,000+10 - 49 employeesNorthbrook, ILRead More
Neologic Software is an IT company in Northbrook, Ill. Founded in 2018, they have about 4 employees that serve small-business and midmarket clients in a wide range of sectors. Services include custom software development and business consulting.
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PLT4MIndustries
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16$5,000+10 - 49 employeesChicago, ILRead More
MLP Co is a website development firm founded in 2018. The agency focuses on web development, mobile app development, and custom software development and has a small team. The agency is in Kyiv, Ukraine.
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Custom Software Development Services. You own the business – you make the rules. It is this thesis that underlies our work on custom developed software.Industries
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17$10,000+10 - 49 employeesChicago, ILRead More
Chicago Software Solutions is a software development and consulting firm with just over 10 employees. The Chicago-based firm has been around since 2000 and has helped various sized clients in different industries with their web development, software development, and mobile app development needs.
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Pendragon;Forms ManagerIndustries
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18$50,000+10 - 49 employeesChicago, ILTangoCode is a software development company founded in 2015. They are based in Chicago, Illinois and have a small team. Their services include Custom Software Development, Mobile App Development, Web Development, IoT development, and more.Read More
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GoogleIndustries
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19$25,000+250 - 999 employeesChicago, ILRead More
Software development firm SPR was established in 1973. The midsize team specializes in custom software development, enterprise app modernization, cloud consulting & SI, ux/ui design, and more. The company is headquartered in Chicago, Illinois and Milwaukee, Wisconsin.
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20Undisclosed50 - 249 employeesChicago, ILRead More
Prime TSR is a boutique technology consultancy based in Chicago with a team of 34 experts. Since their founding in 2013, they have provided BI & big data consulting & SI, custom software development, and cloud consulting & SI solutions for clients ranging from startups to enterprises. They are familiar with cloud services such as AWS. Azure, and Google Cloud.
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21$5,000+10 - 49 employeesChicago, ILHristov Development, an UX agency, was founded in 2013. Their small team is headquartered in Chicago, Illinois and Aguascalientes, Mexico. The company offers UX/UI Design, cloud consulting & SI, IT managed services, IT staff augmentation, and more.Read More
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CylindoIndustries
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22$5,000+10 - 49 employeesBartlett, ILEsco Logics, LLC is a website development company. They are based in Bartlett, Illinois and have a small team. Their services include Web Development, Search Engine Optimization, UX/UI Design, Custom Software Development, and more.Read More
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23$1,000+2 - 9 employeesChicago, ILRead More
Simply Smart Technology is a managed service provider based in Chicago. Founded in 2010, it has a team of 7 employees that provides cloud consulting, IT managed services, and cyber security services.
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AllCell Technologies -
24$25,000+10 - 49 employeesChicago, ILTwinCore is a cloud consulting & SI company based in Chicago, Illinois. The small firm was founded in 2011. Their services include cloud consulting & SI, CRM consulting and SI, Custom Software Development, Web Development, and more.Read More
Clients
n-treeIndustries
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25$10,000+10 - 49 employeesOak Brook, ILRead More
KeyLimeTie is a full-service design, development, and digital strategy agency. Their team of 20+ is based in Chicago, IL. KeyLimeTie provides content management, e-commerce, and custom application solutions. They also run social media campaigns and offer reputation management. Their clients include companies of all sizes in the information technology and advertising industries.
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AAA – Auto Club GroupIndustries
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26$10,000+250 - 999 employeesChicago, ILProgrammers - AI, Data & Software is a midsize artificial intelligence company based in Chicago, Illinois. They offer Artificial Intelligence, BI & big data consulting & SI, Custom Software Development, Generative AI, and more and were founded in 1990.Read More
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27$10,000+50 - 249 employeesOak Brook, ILRead More
Established in 2014, Xcelacore is a branding firm. Their small team is headquartered in Chicago, Illinois. Their services include branding, web design, search engine optimization, social media marketing, and more.
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28$10,000+2 - 9 employeesChicago, ILRead More
cre8 is a CMS and web development company founded in 2001. Based in Chicago, they have a team of over 3 employees. They specialize in web development, web design, and UX/UI design.
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AIA ChicagoIndustries
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29$25,000+10 - 49 employeesLoves Park, ILBased in Loves Park, Illinois, Ticomix is a small Enterprise App Modernization company. They specialize in Enterprise App Modernization, Custom Software Development, AI Agents, and AI Consulting and were launched in 2000.Read More
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30$5,000+250 - 999 employeesChicago, ILApp development company CodingCops was established in 2010. Located in Chicago, Illinois, their midsize team focuses on Mobile App Development, Blockchain, UX/UI Design, IT staff augmentation, and more.Read More
Industries
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