Top Illinois AdTech Companies (400)

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...

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,...

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...

At PatientPoint, we're transforming every doctor-patient interaction with cutting-edge, technology-driven solutions designed to improve health outcomes and quality of life. By delivering impactful, digital, in-office patient education at no cost to physicians across the country, we empower healthcare professionals to connect more meaningfully with their patients. Through partnerships with trusted healthcare brands like Pfizer, P&G, Sanofi, Merck, NatureMade, and Bristol...

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...

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,...

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...

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...

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 &...

We’re Critical Mass. We are 2,000 inspired humans across 14 offices, setting the right path—not just the next one—for our clients, their customers, and our own colleagues. We work with the best, Apple, Adobe, BMW, Nike, Diageo, Airbnb, BNY and many more, to power connected ecosystems that make brands stand out by driving performance with data, technology, AI, creative and...

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

StackAdapt is a self-serve advertising platform that specializes in multi-channel solutions including native, display, video, connected TV and audio ads.

Blacksmith Agency is a full-service agency, focuses on offering its services within web designing, wireframing and content creation.

We were founded in 2012 when Martez “Di” Knox saw an opportunity to offer a better social media & lead generation experience for urban and inner city businesses. Since opening up shop with 2 large, prominent auto dealerships (Carl Gregory Honda & Legacy Chevy) Creatively Smart has gone on to power over 500 plus small and medium sized businesses. By hiring...

Padilla - PR, advertising, digital and social marketing, investor relations and brand strategy. Let us show you how to connect with purpose.

Procter & Gamble Company is an American multi-national consumer goods corporation. P&G was founded over 180 years ago as a soap and candle company. Today, we’re the world’s largest consumer goods company and home to iconic, trusted brands, including Always®, Charmin®, Braun®, Fairy®, Febreze®, Gillette®, Head & Shoulders®, Oral B®, Pantene®, Pampers®, Tide®, and Vicks®. The design, development, growth and success...

Vidmob is the creative data company. Its AI-based software improves creative and media performance by helping brands and agencies derive their own custom creative best practices, and ensure that those learnings are applied across all flighted media. Vidmob’s approach to using creative data drives brand consistency, reduces creative and media waste, and increases overall business performance across the funnel. As...

Ten years ago, two political firms were asked regularly to partner together to bring a mix of “red” and “blue” perspectives to corporate challenges. To serve that need the two firms joined together and created Purple Strategies. Through the years we’ve continued to evolve, bringing in diverse perspectives across a multitude of disciplines. Today, we are a corporate reputation strategy firm,...

We are Octagon. A global agency in sports, entertainment, and culture. We strike deals. Set the pace. We’re playmakers. A group of creative thinkers and energetic doers inspiring and helping brands and talent to step up and stand out. Octagon is the world’s largest creative marketing and sponsorship consulting practice, and a pioneer and leader in athlete and personality representation...