Top Tech Companies in Chicago, IL (6,471)

Computer Projects of Illinois, Inc. (CPI), is a privately held corporation that delivers market-leading software solutions to the law enforcement industry. CPI develops & maintains many different best-in-class, mission-critical criminal justice solutions to law enforcement & public safety agencies around the world with their OpenFox® Product Suite.

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,...

Together, we've turn ambition into action. For more than three decades, Citadel has captured undiscovered market opportunities in markets around the world by empowering extraordinary people to pursue their best and boldest ideas. We strive to identify the highest and best uses of capital to generate superior long-term returns for the world’s preeminent public and private institutions.

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...

MarketAxess is on a journey to digitally transform one of the world's largest financial markets, enabling the shift from analog, phone-based trading to a fully electronic marketplace. Why does this matter? Because our platform makes trading fixed-income more accessible, ultimately improving transparency, efficiency and competition in the marketplace. Changing the way an established industry transacts is no easy feat. There...

Prosodica transforms the way organizations understand and improve human connection. Our AI-powered conversation analytics platform captures every nuance of human dialogue—tone, pacing, empathy, and engagement—and translates it into measurable data that leaders can act on. By quantifying what was once intangible, Prosodica helps enterprises build stronger teams, elevate customer experiences, and create workplaces where communication drives results. At the heart of...

People Inc. is America’s largest digital and print publisher. Our 40+ iconic and fast-growing brands harness the best intent-driven content, the fastest sites, and the fewest ads to help nearly 200 million people every month, including 95 percent of US women, make decisions, take action, and find inspiration. People Inc. brands include PEOPLE, Better Homes & Gardens, Verywell, FOOD &...

Basis is a leading global provider of automation software designed specifically for enterprise marketers. Our platform, Basis, is the industry’s only comprehensive digital media solution that seamlessly integrates programmatic, site-direct, advanced TV, search, and social media within a single interface. By unifying these functions, Basis simplifies complex and disconnected media operations, automates repetitive tasks, and minimizes manual processes, enabling marketing...

VelocityEHS is more than a software company - we’re a team of expert problem solvers passionate about making the world a safer, more sustainable place to work. We simplify complex challenges through innovation, collaboration, and smart technology that drives real impact. At VelocityEHS, you’ll join people who care deeply about doing meaningful work, growing together, and helping companies around the...

Bringg is the leading Delivery Management Platform -- optimizing last mile delivery, fulfillment, and returns for retailers and carriers worldwide. Bringg transforms delivery into a competitive advantage for 800+ customers, increasing order capacity, reducing costs, and ensuring branded customer experiences, handling over 200 million orders annually.

OmniCable is a premier redistributor of wire and cable, electrical products, and value-added services. OmniCable empowers our industry to be successful by providing an exceptional experience through operational excellence, accuracy and precision, and a partnership approach. With a multi-million dollar inventory and the acquisition of Houston Wire & Cable, we offer distributors products from the industry’s leading manufacturers. Since our...

Who We Are Founded in 2001, Adage Technologies is a digital engineering firm building modern, AI‑enabled solutions that help organizations engage their audiences and operate more efficiently. With offices in Chicago and Medellín, our 120‑person team blends strategy, design, engineering, and data to create impactful digital experiences for performing arts organizations, associations and accreditation bodies, and manufacturing and distribution companies. What We...

At AdAction, we’re revolutionizing how brands connect with audiences through the power of mobile technology. As leaders in performance-driven marketing, we create innovative solutions that merge supply, loyalty, and rewards into seamless, mobile-first strategies. Our platform empowers brands and app developers to drive engagement, boost retention, and achieve sustainable growth by delivering personalized, reward-based experiences that foster genuine connections. With cutting-edge...

Bloom Credit helps companies launch lending products, report consumers' payments, and create innovative credit experiences. We do this by providing our clients with the data they need from all three credit bureaus, the expertise they are looking for to launch seamlessly, and the proprietary analytics to supplement credit insights - all delivered through Bloom’s developer-friendly API. Over 12 million US consumers...

Purchasing Platform is a unique B2B marketplace tailored for all sectors of property management. We leverage cutting-edge technology to empower property portfolios, enabling them to manage purchasing activities efficiently across all properties while driving real cost savings from trusted suppliers. Our platform services portfolios across the nation, enhancing operational workflows with features like embedded multi-level workflows, automated expense classification, and...

SentiLink is the leading fraud intelligence company, providing financial institutions and fintechs with purpose-built solutions for identity verification and fraud prevention. Our products detect synthetic fraud, identity theft, and hard-to-detect first-party fraud in real time — helping partners stop losses before they happen while approving more legitimate customers. Founded in 2017 by Naftali Harris and Max Blumenfeld, creators of the risk...

LTS serves three markets today. In media & entertainment, studios, VFX houses, and video platforms use LTX for animation, keyframing, and generating video at scale from existing assets. In real-time experiences, LTX powers talking avatars and efficient on-device rendering for interactive engines like Unity. In robotics and physical AI, we work with partners like Standard Bots and Markov Robotics to...

Founded in 2015 by former NSA cyber operators, Huntress protects all businesses—not just the 1%—with enterprise-grade, fully owned and managed cybersecurity products at the price of an affordable SaaS application. The Huntress difference is our One Team advantage: our technology is designed with our industry-defining Security Operations Center (SOC) in mind and is never separated from our service. We protect...

Kalderos is a data infrastructure and analytics company that’s solving challenges around drug discounts in the U.S. healthcare system. Through platform technology and big data, our team is delivering smart solutions that enable healthcare stakeholders to collaborate with greater transparency and trust. We’re passionate about our mission to take on the most stubborn challenges in healthcare. We also know that...

Pricing is one of the most powerful levers for financial performance, but it’s also one of the hardest to control. Markets move fast, but pricing still changes slowly due to manual processes and legacy tools. Companies adjust prices only after damage is done. Millions of pricing decisions are made across products, regions, and deals, and even small inconsistencies lead to tens of...