Top Chicago, IL IT Companies (508)

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.

We are engineers and technicians. Skilled scientists and thinkers. Bold innovators and dreamers. We work on advanced technologies that will transform aerospace as we know it. We’re the leading manufacturer of defense, space and security systems, commercial jetliners, and service provider of aftermarket support.

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.

As the foundation for secure markets, OCC is a customer-driven organization that delivers world-class Risk Management, Clearing, and Settlement Services for a sophisticated mix of financial products that includes standard options, stock loans, and futures contracts.

Grainger is a leading broad line distributor with operations primarily in North America, Japan and the United Kingdom. We Keep The World Working® by serving more than 4.5 million customers worldwide with products delivered through innovative technology and deep customer relationships. We’re dedicated to providing value for customers, fostering an engaging culture for team members and driving strong financial results....

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.

HERE Technologies is a location data and technology company that created the first digital map over 35 years ago. Today we are the world's leading location platform company with a global footprint across 52 countries. Although our strongest presence is in the automotive industry, we also work with leading companies across a wide range of industries, including transport and logistics,...

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...

Enverus’ innovative technologies drive production and investment strategies, enable best practices for energy and commodity trading and risk management, and reduce costs through automated processes across critical business functions. Enverus is a strategic partner to more than 6,000 customers in 50 countries. Enverus is a portfolio company of Hellman & Friedman and Genstar Capital.

Bectran is an industry-leading SaaS platform which has grown rapidly to become the companion toolkit for the Credit Department just as a CRM is for the Sales Department. Recognized as a top innovator in the credit software industry, Bectran has been described by credit professionals as "the future of the credit department."​

Our digital marketplace connects thousands of businesses and more than six million workers, actively working to help bridge the labor demand/supply gap. Instawork helps businesses in food & beverage, hospitality, and warehouse/logistics industries fill temporary and permanent roles in more than 40 U.S. markets. We have been fortunate to be funded by world-class investors in Silicon Valley including: Benchmark (Bill Gurley),...

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.

Strata provides financial software, data, and insights to drive decisions and performance.

iManage is dedicated to Making Knowledge Work. Over one million professionals across 65+ countries rely on our intelligent, cloud-enabled, secure knowledge work platform to uncover & activate the knowledge that exists inside their business content and communications. We are continuously innovating to solve the most complex professional challenges & enable better business outcomes. Our work is not always easy but it...

Intelsat and SES have joined forces, uniting 100 years of combined innovation and leadership to create the world’s leading space solutions company. As a newly combined company, we bring together talented teams with deep industry expertise to deliver integrated satellite and connectivity solutions for businesses and governments across the globe. With a powerful multi-orbit fleet, an expansive ground network, and strong financial...

Founded in 2001, Vivid Seats is a leading online ticket marketplace committed to becoming the ultimate partner for connecting fans to the live events, artists, and teams they love. Based on the belief that “Life Happens Live”, the Chicago-based company provides exceptional value by providing one of the widest selections of events and tickets in North America and an industry...

LogicGate® is a global leader in Governance, Risk, and Compliance (GRC) solutions, with a mission to deliver the software and capabilities enterprises and their people need to understand and manage their risks and transform them into strategic opportunities. Built by experts, our award-winning Risk Cloud® delivers over 40 purpose-driven solutions on a unified, modern cloud platform for connected, holistic risk...

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.

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...

Citadel Securities is a technology-driven, next-generation global market maker. We provide institutional and retail investors with world-class liquidity, competitive pricing and seamless front-to-back execution in a broad array of financial products. Our teams of engineers, traders and researchers harness leading-edge quantitative research and the accelerating power of compute, machine learning and AI to power our analytics and tackle the market’s...