Top Tech Companies in Illinois (5,571)

Cat Digital is the digital and technology arm of Caterpillar Inc., responsible for bringing digital capabilities to our world-famous yellow iron. With over 1.5M connected assets worldwide, our teams use data, technology, advanced analytics and AI capabilities to help our customers build a better world.

At Capital One, we think and work like a tech company, using our digital fluency to transform everything about the customer experience. We’re bending data to our will, and turning a stodgy industry on its head. That’s reflected in our ranking as the number one business technology innovator in the U.S. in the 2016 InformationWeek Elite 100.

Founded in Chicago in 1987 by Stan Day, SRAM, LLC has grown to be one of the world's largest bicycle component manufacturers. Today, we are led by CEO, Ken Lousberg, and Stan Day serves as Chairman of our Board. SRAM’s global footprint helps us bring cycling to every corner of the globe, including your local roads and trails. We design and...

Alliant is unlike any other financial institution — a digital credit union that wows our members. We’re boldly disrupting banking norms to do good for our members, employees and communities. With 90 years of history and more than $19 billion in assets, Alliant Credit Union is the largest credit union in Illinois and one of the largest in the U.S. Our industry-leading...

DFIN is a leading global risk and compliance solutions company. We provide domain expertise, software and data analytics for every stage of our clients’ business and investment lifecycles. Markets fluctuate, regulations evolve, technology advances, and through it all, DFIN delivers confidence with the right solutions in moments that matter.

Lessen is the tech-enabled, end-to-end property service provider that is transforming how commercial and residential real estate services are delivered and managed at scale. Lessen’s technology platform provides data-driven insights that unlock key growth opportunities for the entire real estate ecosystem—including investors, owners, managers, and service providers. The company leverages a network of over 30,000 vetted, qualified vendors (Lessen Affiliates)...

Ahold Delhaize USA, a division of global food retailer Ahold Delhaize, is part of the U.S. family of brands, which includes five leading omnichannel grocery brands – Food Lion, Giant Food, The GIANT Company, Hannaford and Stop & Shop. Our associates support the brands with a wide range of services, including Finance, Legal, Sustainability, Commercial, Digital and E-commerce, Technology and...

OppFi is a leading tech-enabled digital finance platform that works with banks to provide financial products and services for everyday Americans. Through a transparent and responsible platform, which includes financial inclusion and excellent customer experience, the Company supports consumers who are turned away by mainstream options to build better financial health. OppFi maintains an A+ rating from the Better Business Bureau...

Since our founding in 2004, Simplex has continued to remain at the forefront of the industry by focusing on innovation, automation, and data-driven analysis. Simplex is a leading technology-driven market-making firm that builds proprietary software to create and capitalize on financial opportunities. We combine talented and dedicated technologists with data-driven employees to solve constantly evolving puzzles in the marketplace. Specializing in...

Our e-commerce website has everything businesses and consumers need to make their business go, at prices that make sense. We have over 14 million products on our website (and counting) to help your business run that are shipped fast and often free. Throw in our award-winning workplace culture and you’ll find Zoro an amazing place to work and grow!

Wipfli is an advisory firm that delivers holistic solutions to help clients navigate the modern marketplace, optimize performance and drive growth. Our more than 3,000 full-time associates deliver digital, people, strategy, risk, financial and outsourcing solutions to 54,000+ clients. "Wipfli" is the brand name under which Wipfli LLP and Wipfli Advisory LLC and its respective subsidiary entities provide professional services. Wipfli...

Here at Strata, we provide financial planning software, data, and insights to drive decisions and performance for organizations spanning the healthcare, higher education, and financial services industries.

Inspira Financial provides health, wealth, retirement, and benefits solutions that strengthen and simplify the health and wealth journey. With more than 7 million clients, representing over $62 billion in assets, Inspira works with thousands of employers, plan sponsors, recordkeepers, TPAs, and other institutional partners — helping the people they care about plan, save, and invest for a brighter future. Inspira...

OpenX is The Intelligent SSP™ (supply-side platform), simplifying advertising for marketers, advertisers, and publishers worldwide. As one of the largest SSPs globally, OpenX combines the industry’s only fully cloud-based infrastructure with leading AI capabilities to make digital advertising easier and more effective across every format, including CTV. Built to responsibly deliver quality, performance, and adaptability, OpenX makes digital advertising safer,...

Our platform creates comprehensive digital twins of your supply chain with AI-powered digital workers to automate resolution, improve collaboration and drive outcomes across all stakeholders. Unlike traditional control towers, we enable true real-time execution and intelligent fulfillment, transforming both your supply and customer-facing operations.

At Affirm, we help people say yes to the things that matter with flexible, transparent ways to pay over time. No hidden fees, no compound interest, and no fine print—just a smarter way to spend.

LogicGate® is the leading AI GRC platform for the Enterprise, helping governance, risk, and compliance teams limit surprises, strengthen resilience, augment program performance, and confidently quantify impact and business value. Built to provide a centralized view of risk and compliance, with AI intelligence woven into the platform's core, LogicGate delivers real-time insights and actionable data to help drive current business...

Mastery is the World’s First Lovable Transportation Management System™ (TMS) built to support the complex world of logistics and supply chain. Mastery brings to market MasterMind™, a cloud-based SaaS technology solution for large complex organizations, providing interconnected automation, visibility, and productivity across their supply chains.

As the world’s largest asset manager, BlackRock partners with investors around the globe to help them (and those on whose behalf they invest) plan for life’s most important goals – like retirement, home ownership and their children’s education. Our clients range from governments, foundations and other large institutions to those investing on behalf of individuals, including firefighters, nurses, teachers and...

We are a purpose driven healthcare technology company passionate about innovation and using technology to help people by solving real world problems. The ALIS team designs, builds, delivers, and supports our flagship product ALIS (pronounced “Alice” and stands for Assisted Living Integrated Solution).