Top Illinois AdTech Companies (466)

Expedia Group, Inc. is the global travel marketplace with one purpose: to help travelers explore the world, one journey at a time. Expedia Group™ connects travelers, partners, and advertisers through its trusted brands, leading technology, and rich first-party data, delivering predictive, personalized experiences that shape the future of travel. Expedia Group’s ecosystem includes three flagship consumer brands – Expedia®, Hotels.com®, and...

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,...

We solve for advertising campaign and creative complexities - both key elements to the time/money savings and performance that brands, agencies and businesses seek. Our unified platform combines media, creative, and intelligence, offering end-to-end workflows powered by AI across the open and closed web. With over 700 brands and advertisers, we've proven that dynamic and personalized creative makes advertising impactful. We...

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...

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 &...

Taboola empowers businesses to grow through performance advertising technology that goes beyond search and social and delivers measurable outcomes at scale. Taboola works with thousands of businesses who advertise directly on Realize, Taboola’s powerful ad platform, reaching approximately 600M daily active users across some of the best publishers in the world. Publishers like NBC News, Yahoo, and OEMs such as Samsung,...

Our mission is to improve health outcomes through behavior change at the point of care and beyond. Every day, people make choices that shape their health, and at PatientPoint, we strive to support those decisions with the right information delivered at the right time. We're proud to power the largest network of digital devices in doctor's offices across the country —...

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...

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...

Attain is the most trusted and comprehensive source for permissioned, real-time purchase data in the United States. By connecting directly with over 10 million consumers, Attain delivers unmatched accuracy and scale across audience activation, insights, and in-flight optimization, and measurement, helping marketers tie every dollar of media to real-world sales outcomes. Attain’s portfolio of owned and operated apps, spanning financial...

Founded in 1999, Fusion92 is a Marketing Transformation Partner that helps innovatively solve business challenges, delivering exponential returns for brands. The firm fuels business transformation in today's digital economy by imagining unexpected solutions and seamlessly integrating across its end-to-end marketing products and services. The independent, national enterprise is based in Chicago with hubs in Detroit, Austin and Denver and backed by Serata...

At Spencer Stuart, we know how much leadership matters. We are trusted by organizations around the world to help them make the senior-level leadership decisions that have a lasting impact on their enterprises. Through our executive search, board and leadership advisory services, we help build and enhance high-performing teams for select clients ranging from major multinationals to emerging companies to...

Superlanet is a clinician-led healthcare workforce solution and IT consulting company that provides highly skilled talent, strategic solutions, and talent acquisition services to healthcare organizations.

Vericast is reimagining marketing solutions one business-to-human connection at a time. By influencing how over 120 million households eat, shop, buy, save and borrow, Vericast fuels commerce, drives economic growth and directly accelerates revenue potential for thousands of brands and businesses. While its award-winning portfolio of products, technology and solutions are part of the Vericast story, its people are the...

SmarkLabs is the faster, more reliable, and scalable way to do marketing. Join hundreds of B2B businesses using creative, tech, and strategy crafted by the team at SmarkLabs

Miller Cooper is the 10th largest accounting firm in the Chicago area, providing accounting, tax, due diligence, IT, retirement plan, and business consulting services. Founded in 1919, the firm serves middle market and entrepreneurial companies, as well as nonprofit organizations, with a focus on helping clients achieve their goals through technical excellence and personal attention.

We are an award-winning, independent media agency specializing in planning, buying and providing analytics on media performance. Three key benefits set us apart from most agencies: 1. We maximize your dollars and minimize waste. Our conviction is that since business situations and business needs differ greatly by geography, “cookie cutter” plans don’t cut it. We minimize waste by 15-25% on...

BrightBee is an educational technology startup and staffing partner that connects K-12 schools and nonprofits with vetted support staff. Through an app-based platform, they provide on-demand coverage for roles such as paraprofessionals and custodians, aiming to ensure schools thrive while offering workers flexibility, competitive pay, and opportunities for professional growth and upskilling.

Artech is a global end-to-end workforce and managed services solutions provider. We help you build, optimise and achieve outcomes with managed services. Our services are as follows: • Contingent Staffing • Direct Hire • Contract-to-Hire • Recruitment Process Outsourcing (RPO) • Master Vendor Program • Payroll Services • iCIMS Implementation & Optimization • Managed IT Services • SOW-Based Delivery • Turnkey Project Delivery

RTR Management and Consulting Services is a Chicago-based outsourced human-resources consulting firm serving businesses and nonprofit organizations. It helps clients manage human-capital needs through recruiting and staffing, compensation and benefits, training and coaching, employee relations, organizational development, HR administration, payroll, and career services. Its services are designed to help organizations improve efficiency, reduce costs, meet HR needs, and develop and...