Top Tech Companies in Chicago, IL (4,860)

At Grubhub, we champion restaurants from coast to coast. Restaurants sit at the heart of communities. It’s our mission to strengthen their roots, deepen their connections, and increase the positive impact they have on people and society. Grubhub, part of Wonder, delivers the best local, authentic cuisine right to diners’ doors—and new customers and billions in revenue to local businesses....

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...

Kraft Heinz is a global food company with a delicious heritage. With iconic and emerging food and beverage brands around the world, we deliver the best taste, fun and quality to every table we touch. We’re on a mission to disrupt not only our own business, but the global food industry. A consumer obsession and unexpected partnerships fuel our progress as we...

Hudson River Trading brings a scientific approach to trading financial products. We have built one of the world's most sophisticated computing environments for research and development. Our researchers are at the forefront of innovation in the world of algorithmic trading.

In March of 2002, Belvedere Trading emerged as Chicago’s newest market maker, soon to join the ranks of the Windy City’s elite proprietary trading firms. Armed with printouts of Excel workbooks and a team of eager minds, Belvedere established their place in the SPX pit on the floor of the Chicago Board Options Exchange. From the beginning, we have iteratively...

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 &...

Qualtrics is trusted by thousands of the world’s best organizations to power exceptional customer and employee experiences that build deep human connections, increase customer loyalty, boost employee engagement, and drive business success. Our advanced AI and specialized Experience Agents™ allow businesses and governments to proactively interact with customers and employees in personalized ways across every channel and touchpoint, respond in-the-moment...

CNA is one of the largest U.S. commercial property and casualty insurance companies. Backed by more than 125 years of experience, CNA provides a broad range of standard and specialized insurance products and services for businesses and professionals in the U.S., Canada and Europe. As a company of allies, we understand the importance of fostering an inclusive and supportive culture...

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...

CSC is a global leader in providing business, legal, tax, and digital brand services to companies around the world. With more than 8,000 employees, CSC operates in more than 140 jurisdictions, delivering solutions that help businesses thrive. We pride ourselves on our client-focused approach, market-leading expertise, and unmatched global reach.

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...

At GoHealth, advancing health equity starts with the intentional, data-driven application of proprietary technology, beneficiary and Medicare-expert insight, and an unwavering commitment to creating positive, health-focused impacts. With our determined drive to help Medicare consumers find a plan that fits their budget and needs, we believe in hiring risk-takers, innovators, and collaborators within our industry to create individualized, simplified healthcare...

At Braze, we believe in the passion of our people. We seek to ignite that passion by setting high standards, championing teamwork, and creating work-life harmony. We thrive when people add their unique perspectives to our ever-growing teams—and we strive to empower you to make an impact that fuels both you, and our business.

Rundoo gives independent paint and hardware stores the best technology to rise above the competition, so you can win customers, streamline operations, and grow your business.

Built In is the AI-powered career platform that connects innovative companies with professionals navigating their careers in a world reshaped by AI. For candidates, we provide AI-driven job recommendations and resources that support smarter career decisions. For employers, we deliver the always-on recruitment and reputation platform that ensures your brand is visible, trusted, and chosen. By combining employer brand insights,...

At Locusview, we help utilities control and optimize their capital projects while preparing for the coming challenges of building smarter infrastructure. This is why we built the world’s best Digital Construction Management (DCM) platform that helps energy, telecom and water utilities manage large scale construction projects from Planning to Revenue. We are fast-paced, and expect employees to use their creativity...

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!

Basis Technologies 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...

The Wolverine companies comprise a number of diversified financial institutions specializing in proprietary trading, asset management, order execution services, and technology solutions. We are recognized as a market leader in derivatives valuation, trading, and value-added order execution across global equity, options, and futures markets.

Sittercity, a Bright Horizons company, is a technology platform working to reimagine the child care industry. Finding, hiring and managing high-quality, trustworthy and enriching child care has never been simple, for parents or caregivers. We want to change that. At Sittercity, you can imagine and create solutions that will revolutionize a multi-billion industry and bring relief to parents and care...