Top Illinois App Development Companies (50)

Transforming the insurance industry is ambitious, we know. That’s why at Applied, we’re building a team that shows up every day ready to learn, willing to try new things, and driven to deliver innovative software and services that make us indispensable to our customers – all within a culture built on values that make us indispensable to each other, too....

McDonald’s is the world’s leading global foodservice retailer with over 38,000 locations in over 100 countries. We feed 68 million people every day and, along with our franchisees, employ 1.9 million people worldwide. We're a household name across the globe, and we’re in the midst of a tech revolution in our business, doubling down on tech and creating a tech...

Atlassian creates teamwork solutions for high-performing teams. Our portfolio of collaboration and work management software products includes Jira, Confluence, Trello, Loom and Rovo. More than 300,000 businesses worldwide rely on Atlassian’s technology, including 80 percent of Fortune 500 companies. Our solutions support various business teams and they help organizations plan, track, and deliver their biggest ideas together.

Chamberlain Group is a global leader in intelligent access and Blackstone portfolio company. Our innovative products, combined with intuitive software solutions, comprise a myQ ecosystem that delivers seamless, secure, access to people's homes and businesses. Our recognizable brands, including LiftMaster® and Chamberlain® , are found in 50+ million homes, and 10+ million people rely on our myQ® app daily to...

PEAK6 is not your typical investment firm. Here, we build and invest in businesses that span from finance and insurance to esports and education — and we're always seeking new opportunities. We're not defined by one industry or market. We activate "what is" into "what ought to be" through world-class technology, operational excellence, and purposeful design. We're in the business...

We're a global community of bold visionaries and resourceful doers who are shaping the future of Dropbox—and with it the future of work. Our Virtual First model combines the flexibility of a distributed workplace with the power of human connection, making space for both meaningful work and meaningful relationships. With our start-up mindset and enterprise-level opportunities, you can be who...

At Vail we develop innovative technology to enhance the way people communicate. Our mission is to create business value for our clients and growth opportunities for our employees by developing solutions that inspire people to interact freely and authentically.

Snap Inc. is a technology company. We believe the camera presents the greatest opportunity to improve the way people live and communicate. We contribute to human progress by empowering people to express themselves, live in the moment, learn about the world, and have fun together.

McMaster-Carr is an e-commerce company offering more than half a million products used to keep business in motion. With more than 300,000 daily visits to our website, customers from a variety of industries turn to us when they need to build, design, repair or maintain just about anything because we are the complete, one-stop source for industrial supplies. Technology teams...

Founded in 1995, Imaginary Landscape is a Chicago-based website design and development firm. We specialize in the open-source technology Django to create high-end, customized websites for our clients. Imaginary Landscape is a diverse group of talented individuals with a passion for the Web. We’ve kept pace with extraordinary...

Our co-located, U.S.-based team works with executives to improve their bottom line by delivering new products, enhancing existing products, modernizing legacy products, and integrating AI into their software systems. Atomic is an employee-owned company with offices in Grand Rapids, Ann Arbor, Chicago, and Raleigh-Durham.

Welcome to HatchWorks - Your AI and Data transformation partner. We help you unlock AI’s value through the power of your data. It is easy to do AI. It is hard to do well. We act as your guide enabling you to maintain control of your strategy and ownership of your IP while helping you avoid pitfalls along the journey.

Hidden Brains is an award-winning IT consulting and software development company with a strong global presence. For over 22 years, the company has been delivering custom software solutions to startups, SMEs, and enterprises worldwide. Its 700+ experts specialize in mobile and web app development, enterprise software, cloud integration, data engineering, and cybersecurity, along with next-gen technologies such as AI, IoT,...

Digiteon is a full-service digital agency specializing in eCommerce development and data-driven marketing. We build and optimize Shopify, Magento, Webflow, and headless-commerce solutions—ensuring fast, SEO-friendly sites that drive conversions. Our team also manages ROI-focused paid campaigns (Google, Meta, TikTok) and comprehensive SEO strategies, blending technical expertise with transparent communication to help brands grow online.

LaunchPad Lab is a technology consulting firm that brings an advanced product skillset to design, develop, and deliver software applications that get results. Our experienced teams empower businesses to make technology a competitive advantage. We’ve helped hundreds of businesses in financial services, healthcare, legal, manufacturing, non-profit, and technology solve complex problems with mission-critical software. By forging a partnership rather than...

Replient’s rich history of delivering innovative solutions means we are ready and able to support your business goals through custom software design and development. Our mission is to push the boundaries of technology and provide valuable software solutions to our clients, and quality, collaboration, and customer satisfaction are at the helm of every project.

We are building a faith-based meditation app. Think Headspace or Calm, but for prayer & catholic spirituality. We believe that we're all looking for peace, and that there is no surer way to find it than by learning to sit in silence with God: “Come to me, all you that are weary and are carrying heavy burdens, and I will...

Debut Infotech is a full-service app and software development company that leverages cutting-edge technologies to deliver customized solutions. Utilizing the latest tech trends the team engineered captivating and user-friendly web applications. Our mission is to fuel business success, catering to startups and enterprises alike. From the year 2011 onward, our expertise has been at the forefront of steering startups, small to...

Softura is an organization that specializes in providing state-of-the-art software solutions on a wide range of platforms to simplify any un-scalable process. Our team is comprised of professionals who are certified and well qualified in any IT development. We have an advanced research and development facility located in Chennai, India, producing high quality, cutting-edge technology solutions, utilizing a continuous on-shore/off-shore...

The Numina Group is a top-tier designer and integrator of end-to-end warehouse automation solutions. The company offers decades of experience in warehouse design, warehouse software, material handling equipment, systems integration, and implementation services for mid- to large-sized enterprises. Our team has designed and successfully implemented over 1,000 warehouse automation solutions in diverse warehouse environments throughout North America.