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Top Chicago, IL AdTech Companies (92)

AdTech • Digital Media • Marketing Tech
16 Offices
5,000 Employees

Comcast Advertising is driving the TV advertising industry forward, from delivering ads to linear and digital audiences to pioneering the tech that makes it possible. We help brands connect with their audiences on every screen using advanced data. Just as important as our work is our inclusive and supportive culture, which has earned us recognition as one of the top ten places to work by Great Place to Work.


AdTech • Software
Fully Remote, USA
850 Employees

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 marketing teams to focus on strategy and creativity. Our software is built to consolidate various tools and systems, driving productivity while ensuring that advertisers maximize the performance of their multi-channel media investments. With features that streamline workflows and improve efficiency, Basis delivers a powerful solution for optimizing campaign outcomes across multiple channels. Headquartered in Chicago, Basis Technologies is recognized not only for our innovative technology but also for our dedication to creating an outstanding workplace culture. Our commitment to our people and our customers underpins everything we do, as we continue to push the boundaries of what's possible in digital marketing automation.


AdTech • Big Data • Machine Learning • Sales • Analytics
8 Offices
600 Employees

Ampersand is moving TV forward. As the industry’s largest source of combined multiscreen TV inventory and viewership insights, we are changing the way TV is bought and measured. Powered by aggregated and authenticated audience data insights from 42 million households, and with a commitment to protecting personal information, our AND Platform gives advertisers true audience first planning, scale in execution, and advanced measurement of their TV investments. Ampersand represents 80M households and over 70% of addressable households in the U.S. Whether a local or national advertiser, we help clients reach their unique target audience and deliver their stories – anytime, anywhere and on whatever device. Ampersand is owned by Comcast Corporation, Charter Communications, Inc. and Cox Communications. For more information, please visit Ampersand at www.ampersand.tv


AdTech • Big Data • Digital Media • Marketing Tech
16 Offices
900 Employees

Integral Ad Science (IAS) is a leading global media measurement and optimization platform that delivers the industry’s most actionable data to drive superior results for the world’s largest advertisers, publishers, and media platforms. IAS’s software provides comprehensive and enriched data that ensures ads are seen by real people in safe and suitable environments, while improving return on ad spend for advertisers and yield for publishers. Our mission is to be the global benchmark for trust and transparency in digital media quality. For more information, visit integralads.com.


AdTech • Agency • Artificial Intelligence • Digital Media • Enterprise Web • Marketing Tech • Analytics
2 Offices
250 Employees

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 Capital Partners and Landon Capital Partners. Fusion92 is committed to a diverse, equitable, inclusive workplace that drives positive impact in our global community. If you're curious and looking for a remote-flexible, integrated team where you can fearlessly collaborate and deliver best-in-class work across client services, data and analytics, strategy, creative, technology, activation, Web3 and business transformation, join us!


AdTech • Big Data • Digital Media • Marketing Tech
22 Offices
1,900 Employees

Taboola powers recommendations for the open web, helping people discover things they may like. The company’s platform, powered by artificial intelligence, is used by digital properties, including websites, devices, and mobile apps, to drive monetization and user engagement. Taboola has long-term partnerships with some of the top digital properties in the world, including Yahoo, CNBC, BBC, NBC News, Business Insider, The Independent, and El Mundo. Around 18,000 advertisers use Taboola to reach nearly 600 million daily active users in a brand-safe environment. Taboola is a leader in powering e-commerce recommendations, driving more than 1 million monthly transactions, with leading brands including Walmart, Macy’s, Skechers, and eBay among key customers. Learn more at www.taboola.com and follow @taboola on X.


AdTech • Consumer Web • Digital Media • eCommerce • Marketing Tech
6 Offices
3,500 Employees

Dotdash Meredith 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. Dotdash Meredith brands include PEOPLE, Better Homes & Gardens, Verywell, FOOD & WINE, The Spruce, Allrecipes, Byrdie, REAL SIMPLE, Investopedia, Southern Living and more.


AdTech • Fintech • Mobile • Financial Services
3 Offices
117 Employees

We believe in a more equitable and efficient data and financial ecosystem that better serves the needs of both individuals and companies. Attain is a data company powered by our consumer-facing financial services app, Klover. We are building a platform that enables millions of consumers can access their earned wages, savings tools and rewards in seconds with no interest, no credit check and no hidden fees. In exchange, they give permission to use their data for research, insights, and targeted advertising. Unlike many financial institutions that rely heavily on consumer fees, our business model revolves around leveraging consumer-permissioned data and insights in concert with trusted partners.


AdTech • Enterprise Web • Information Technology • Machine Learning • Marketing Tech • Sales
5 Offices
400 Employees

OpenX is focused on unleashing the full economic potential of digital media companies. We do this by making digital advertising markets and technologies that are designed to deliver optimal value to publishers and advertisers on every ad served across all screens.


AdTech • Artificial Intelligence • Digital Media • Marketing Tech • Social Media • Software • Generative AI
7 Offices
805 Employees

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 are on a mission to transform the advertising experience for brands and their consumers. ⚡️


AdTech • eCommerce • Food • Marketing Tech • Retail
7 Offices
10,000 Employees

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 more. Our team includes some of the best and brightest talent from a variety of backgrounds, ranging from decades-long careers in retail to fresh perspectives from outside our industry. With a purpose-driven culture grounded in our values of courage, care, integrity, teamwork and humor, we are committed to fostering a culture of belonging where everyone is valued. Our team shares a common motivation to drive change, take ownership and enable the brands we support to nourish their customers and communities. We thrive on supporting great local grocery brands and their strategies. As part of the largest grocery retail group on the East Coast, we understand our vital role in enabling healthier people and a healthier planet and have an ongoing commitment to driving sustainable change that leads to a thriving food system, nourishes local communities, and creates a better world.


AdTech • Digital Media • Healthtech • Marketing Tech • Sales • Analytics • Pharmaceutical
4 Offices
660 Employees

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 Myers Squibb, we’re making a real difference. Our mission to empower better health guides everything we do, reaching over 750 million patient visits each year and driving healthier, longer lives for patients everywhere. From the top down, we operate within a culture of collaboration and open-minded thinking. We are in it to win it as a team working together, not competing with each other. Your thoughts and ideas are equally valued by leadership and your colleagues. Our employees embody our company values: they’re trustworthy, driven, innovative and welcoming of diversity. You’ll enjoy being part of our group. We’re always learning, and we encourage entrepreneurial thinking. We challenge the status quo and are open to new ideas from every corner of the organization. You can help make a difference in the healthcare industry by discovering groundbreaking solutions that provide value to patients, providers, and sponsors. As a company that is still growing and always evolving, we provide plenty of career and learning potential. Here, you’ll work to advance the industry, develop your career goals and be rewarded for your efforts. It’s all within reach, because playing a key part in our success will enhance yours. PatientPoint is the trusted and fully established leader in patient engagement platforms. Our employees are proud to include our name on their resumes. Joining us has definite advantages: stability, rewards and benefits, professional growth potential, plus the knowledge you are in the right place to do your best work.


AdTech
4 Offices
620 Employees

Kargo creates breakthrough cross-screen ad experiences for the world’s leading brands and publishers. Every day, our 600+ employees bring the power of their creativity and diversity to radically raising the bar on what mobile, CTV, AI, social, and eCommerce can do to wow consumers and build businesses. Now 20 years strong, Kargo has offices in NYC, Chicago, Austin, LA, Dallas, Sydney, Auckland, London and Waterford, Ireland. Humble brag: In 2024, Kargo was recognized as a Best Place to Work by Built In.


AdTech • Marketing Tech
5 Offices
150 Employees

Channel Factory is a global technology and data platform that maximizes both performance efficiency and contextual suitability, delivering contextual performance for advertisers on YouTube. Channel Factory’s technology platform, ViewIQ, analyzes all YouTube channels and videos to ensure ads run on brand suitable and contextually relevant content. Channel Factory maximizes performance for advertisers on YouTube through managed service or self-service dynamic whitelists & blacklists, easily implemented through DV360 or Google Ads. Our platform is built to meet the needs of advertisers, offering standard IAB category lists or highly customized content lists in 36+ languages.


AdTech • Fintech • Gaming • Mobile • Software • App development
Chicago, Illinois, USA
56 Employees

Mode Mobile is the creator of EarnOS, a transformational software that turns ordinary smartphones into "EarnPhones". This innovation empowers users globally to monetize everyday mobile activities such as streaming, gaming, shopping, etc. We enable users to profit from their data and attention, rather than letting only tech giants benefit. What sets us apart is our inclusive approach - converting users into earners, facilitating over $150M in earnings and savings, while going a step further and turning earners into owners by awarding stock ownership in Mobile Mobile based on their usage. We have attracted over 40 million users across 170 countries. For additional insights check out the information about our reward-based super app, Mode Earn App, that also powers the reward engine behind our proprietary smartphone, Mode Earn Phone.


AdTech • Marketing Tech • Mobile • Social Media
4 Offices
195 Employees

We are Inspira, an experiential marketing agency that specializes in forging connections between brands and consumers. By humanizing data and intimately understanding the consumer, we’re able to create award-winning brand experiences that propel our partners forward – from up-and-coming brands like Yasso to global entities like Diageo. But, for us, it’s not about just the work. In fact, the great work we do is fueled by our purpose to find a cure for pediatric cancer. It’s this purpose that drives our growth and culture, earning us a spot on Inc. Magazine’s 5000 Fastest Growing Private US companies for five consecutive years and named one of the Best Places to Work in CT by the Hartford Business Journal.


AdTech • Marketing Tech • Analytics • Consulting
5 Offices
1,304 Employees

At 84.51° we use sophisticated tools, technology and data analytics to help retail partners develop, nurture and embrace customer-driven relationships. 84.51° is a retail data science, insights and media company. We help the Kroger company, consumer packaged goods companies, agencies, publishers and affiliated partners create more personalized and valuable experiences for shoppers across the path to purchase. Powered by cutting edge science, we leverage 1st party retail data from nearly 1 of 2 US households and 2BN+ transactions to fuel a more customer-centric journey utilizing 84.51° Insights, 84.51° Loyalty Marketing and our retail advertising solution, Kroger Precision Marketing.


AdTech • Marketing Tech
8 Offices
230 Employees

Acceleration Partners is the premier global partner marketing agency. By focusing on Better People, Better Processes and Better Performance, our team sets the standard for how brands efficiently grow and refine their marketing partnerships anywhere in the world. A trusted agency partner to leading brands, our team of seasoned marketers and industry experts help companies build meaningful, lasting, performance-based relationships with strategic partners. Acceleration Partners has received several prestigious awards and accolades for both our client services and culture, including “Best Agency” (International Performance Marketing Awards), “Best Workplaces” (Inc.), “Best Places to Work” (Glassdoor), “Most Committed to Work-Life Balance” (Digiday). Clients include adidas, Hotwire, LinkedIn, Redbubble, Reebok and StubHub.


AdTech • Marketing Tech
2 Offices
989 Employees

Critical Mass is a digital experience design agency with a relentless focus on the customer. Founded in Calgary in 1996, we have steadily expanded into a group of over 950 people working in 11 offices across North America, Europe, Asia, Latin America, and South America.


AdTech
Chicago, Illinois, USA
11 Employees

We drive results through strategic thinking and audience-centric visual communication.