> Enrich.chat gives AI agents verified work emails and mobiles. To use it from an agent, read https://enrich.chat/agents.md . This is the Markdown version of https://enrich.chat/companies-using/openx/ # Companies using OpenX Ad Exchange OpenX is an advertising exchange where publishers sell ad inventory to advertisers through programmatic auctions. Here are the organizations where it was detected, where it is most common and how to reach the people who run it. By Enrich.chat Editorial. Updated October 21, 2026. **Short answer:** Organizations that use OpenX Ad Exchange include Lidl in Germany, La Poste Groupe, H-E-B, E.Leclerc and Itaú Unibanco. OpenX Ad Exchange is in the advertising and retargeting category; below are the industries where it is most common, how adoption changes with size and the tools found alongside it. ## What is OpenX Ad Exchange? OpenX is an advertising exchange where publishers sell ad inventory to advertisers through programmatic auctions. It sits in the advertising and retargeting category and is usually owned by advertising and paid media leaders. ## Which companies use OpenX Ad Exchange? Organizations where OpenX Ad Exchange was detected include Lidl in Germany, La Poste Groupe, H-E-B, E.Leclerc and Itaú Unibanco. The table lists a selection of larger ones in alphabetical order; names link to company profiles. | Company | Industry | Size | | --- | --- | --- | | [Aerie by AEO](https://enrich.chat/company/aerie-by-aeo/) | Retail | 25,000 to 50,000 | | [Asahi Kasei](https://enrich.chat/company/asahi-kasei/) | Chemicals | 25,000 to 50,000 | | [Baker Hughes](https://enrich.chat/company/baker-hughes/) | Oil and energy | 50,000 to 100,000 | | [Boots UK](https://enrich.chat/company/boots-uk/) | Retail | 50,000 to 100,000 | | [Casas Bahia](https://enrich.chat/company/casas-bahia/) | Retail | 50,000 to 100,000 | | [Cleveland Clinic](https://enrich.chat/company/cleveland-clinic/) | Hospitals and health care | 50,000 to 100,000 | | [Deichmann](https://enrich.chat/company/deichmann/) | Retail | 25,000 to 50,000 | | [E.Leclerc](https://enrich.chat/company/e-leclerc/) | Retail | 100,000+ | | [Forever 21](https://enrich.chat/company/forever-21/) | Apparel and fashion | 25,000 to 50,000 | | [Grupo Casas Bahia](https://enrich.chat/company/grupo-casas-bahia/) | Retail | 25,000 to 50,000 | | [H-E-B](https://enrich.chat/company/h-e-b/) | Retail | 100,000+ | | [Itaú Unibanco](https://enrich.chat/company/ita-unibanco/) | Banking | 100,000+ | | [Kohl's](https://enrich.chat/company/kohls/) | Retail | 50,000 to 100,000 | | [La Poste Groupe](https://enrich.chat/company/la-poste-groupe/) | Logistics and supply chain | 100,000+ | | [LATAM Airlines](https://enrich.chat/company/latam-airlines/) | Airlines and aviation | 25,000 to 50,000 | | [LG Electronics U.S.A.](https://enrich.chat/company/lg-electronics-u-s-a/) | Electrical and electronic manufacturing | 50,000 to 100,000 | | [Lidl in Germany](https://enrich.chat/company/lidl-in-germany/) | Retail | 100,000+ | | [Mayo Clinic](https://enrich.chat/company/mayo-clinic/) | Hospitals and health care | 50,000 to 100,000 | | [Mercado Libre](https://enrich.chat/company/mercado-libre/) | Online media | 50,000 to 100,000 | | [Michaels Stores](https://enrich.chat/company/michaels-stores/) | Retail | 25,000 to 50,000 | | [Natura](https://enrich.chat/company/natura/) | Health, wellness and fitness | 25,000 to 50,000 | | [Noon](https://enrich.chat/company/noon/) | Retail | 25,000 to 50,000 | | [OBI Group Holding](https://enrich.chat/company/obi-group-holding/) | Retail | 25,000 to 50,000 | | [OPPO](https://enrich.chat/company/oppo/) | Telecommunications | 50,000 to 100,000 | | [Qatar Airways](https://enrich.chat/company/qatar-airways/) | Airlines and aviation | 25,000 to 50,000 | | [Santander Brasil](https://enrich.chat/company/santander-brasil/) | Banking | 50,000 to 100,000 | | [Smurfit Kappa](https://enrich.chat/company/smurfit-kappa/) | Packaging and containers | 100,000+ | | [Teach For America](https://enrich.chat/company/teach-for-america/) | Government administration | 50,000 to 100,000 | | [The AA](https://enrich.chat/company/the-aa/) | Automotive | 100,000+ | | [Trip.com Group](https://enrich.chat/company/trip-com-group/) | Information technology and services | 25,000 to 50,000 | ## Which industries use OpenX Ad Exchange most? The bars show, for each industry, the share of listed organizations where OpenX Ad Exchange was detected. **Figure: Where OpenX Ad Exchange shows up most often.** Bars for the share of organizations in each of 8 industries where OpenX Ad Exchange was detected, from Publishing at 28% down to Telecommunications at 6%. *Share of listed organizations in each industry where OpenX Ad Exchange was detected.* ## Do larger companies use OpenX Ad Exchange more? For each size range, the column shows the share of listed organizations where OpenX Ad Exchange was detected. **Figure: OpenX Ad Exchange by company size.** Six columns, one per size range from 2,000 to over 100,000 employees, showing the share of organizations where OpenX Ad Exchange was detected: 2-5K 2%, 5-10K 3%, 10-25K 3%, 25-50K 3%, 50-100K 2%, 100K+ 2%. *Share of listed organizations in each size range where OpenX Ad Exchange was detected.* ## What tools go with OpenX Ad Exchange? Among the organizations that use OpenX Ad Exchange, these tools stand out: each is detected more often alongside OpenX Ad Exchange than across all the organizations listed. The tick on each bar marks that wider average. **Figure: Tools that stand out among OpenX Ad Exchange users.** Bars for the share of OpenX Ad Exchange users that also use each tool, with a tick for the share across all listed organizations: Rubicon Project 76% against 2%, TripleLift 74% against 2%, RTB House 67% against 2%, PubMatic 25% against 1%, Integral Ad Science 21% against 1%, DoubleVerify 19% against 1%, Nielsen Display Ads (eXelate) 15% against 1%, Outbrain 11% against 0%. *Share of organizations using OpenX Ad Exchange where each tool was also detected. The tick marks the share across all listed organizations.* [Rubicon Project](https://enrich.chat/companies-using/rubicon-project/)[TripleLift](https://enrich.chat/companies-using/triplelift/)[RTB House](https://enrich.chat/companies-using/rtb-house/)[PubMatic](https://enrich.chat/companies-using/pubmatic/)[Integral Ad Science](https://enrich.chat/companies-using/integral-ad-science/)[DoubleVerify](https://enrich.chat/companies-using/doubleverify/)[Nielsen Display Ads (eXelate)](https://enrich.chat/companies-using/nielsen-display-ads/)[Outbrain](https://enrich.chat/companies-using/outbrain/) ## OpenX Ad Exchange by industry Open an industry to see the organizations in it that use OpenX Ad Exchange. [Retail](https://enrich.chat/companies-using/openx/retail/) ## How do you reach the people who run OpenX Ad Exchange? The tool tells you what a company already runs; the people to talk to are usually advertising and paid media leaders. Pick an account from the table, then ask your AI agent for them. ```text Use www.enrich.chat to find the advertising and paid media leaders at [company], with titles and verified work emails ``` Check any other company with the free [tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/), or find a company's [email format](https://enrich.chat/tools/email-format-finder/). ## Frequently asked questions ### What companies use OpenX Ad Exchange? Organizations where OpenX Ad Exchange was detected include Lidl in Germany, La Poste Groupe, H-E-B, E.Leclerc and Itaú Unibanco. The page lists a selection of larger ones with links to their profiles. ### Which industries use OpenX Ad Exchange most? OpenX Ad Exchange shows up most often in publishing, luxury goods and jewelry and media production. ### How is OpenX Ad Exchange usage detected? From public signals: code and tags on a company's website, the HTTP headers its servers send, and DNS records. A detected tool shows it was seen, not what the company pays for it. ### Who should I contact at a company that uses OpenX Ad Exchange? Usually advertising and paid media leaders. Ask your AI agent to use www.enrich.chat to find people in those roles at the account, with verified work emails. ## Try this prompt Find the people who run OpenX Ad Exchange ```text Use www.enrich.chat to find the advertising and paid media leaders at [company], with titles and verified work emails ``` ## Related - [Companies using a technology](https://enrich.chat/companies-using/) - [Companies using Facebook Custom Audiences](https://enrich.chat/companies-using/facebook-custom-audiences/) - [Companies using DoubleClick](https://enrich.chat/companies-using/doubleclick/) - [Companies using Adobe Media Optimizer](https://enrich.chat/companies-using/adobe-media-optimizer/) - [Companies using DoubleClick Conversion Tracking](https://enrich.chat/companies-using/doubleclick-conversion/) - [Companies using Google Dynamic Remarketing](https://enrich.chat/companies-using/google-dynamic-remarketing/) - [Companies using LinkedIn Marketing Solutions](https://enrich.chat/companies-using/linkedin-marketing-solutions/) - [Companies using Google Ads Conversion Tracking](https://enrich.chat/companies-using/google-adwords-conversion/) - [Companies using DoubleClick Floodlight](https://enrich.chat/companies-using/doubleclick-floodlight/) - [Tech stack lookup](https://enrich.chat/tools/tech-stack-lookup/)