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# Companies using Rubicon Project

Rubicon Project, now part of Magnite, is an advertising exchange that lets publishers sell digital ad inventory. 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 Rubicon Project include Aramark Uniform Services, Dunkin'​, Lidl in Germany, H-E-B and E.Leclerc. Rubicon Project 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 Rubicon Project?

Rubicon Project, now part of Magnite, is an advertising exchange that lets publishers sell digital ad inventory. It sits in the advertising and retargeting category and is usually owned by advertising and paid media leaders.

## Which companies use Rubicon Project?

Organizations where Rubicon Project was detected include Aramark Uniform Services, Dunkin'​, Lidl in Germany, H-E-B and E.Leclerc. 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 |
| [Aramark Uniform Services](https://enrich.chat/company/aramark-uniform-services/) | Facilities services | 100,000+ |
| [Baker Hughes](https://enrich.chat/company/baker-hughes/) | Oil and energy | 50,000 to 100,000 |
| [BASF](https://enrich.chat/company/basf/) | Chemicals | 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 |
| [Dunkin'​](https://enrich.chat/company/dunkin/) | Food and beverages | 100,000+ |
| [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 |
| [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 |
| [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 |
| [Medline](https://enrich.chat/company/medline/) | Medical devices | 25,000 to 50,000 |
| [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+ |
| [Trip.com Group](https://enrich.chat/company/trip-com-group/) | Information technology and services | 25,000 to 50,000 |
| [Volvo Cars](https://enrich.chat/company/volvo-cars/) | Automotive | 100,000+ |

## Which industries use Rubicon Project most?

The bars show, for each industry, the share of listed organizations where Rubicon Project was detected.

**Figure: Where Rubicon Project shows up most often.** Bars for the share of organizations in each of 8 industries where Rubicon Project was detected, from Publishing at 20% down to Hospitality at 5%.

*Share of listed organizations in each industry where Rubicon Project was detected.*

## Do larger companies use Rubicon Project more?

For each size range, the column shows the share of listed organizations where Rubicon Project was detected.

**Figure: Rubicon Project by company size.** Six columns, one per size range from 2,000 to over 100,000 employees, showing the share of organizations where Rubicon Project was detected: 2-5K 2%, 5-10K 3%, 10-25K 3%, 25-50K 3%, 50-100K 2%, 100K+ 3%.

*Share of listed organizations in each size range where Rubicon Project was detected.*

## What tools go with Rubicon Project?

Among the organizations that use Rubicon Project, these tools stand out: each is detected more often alongside Rubicon Project than across all the organizations listed. The tick on each bar marks that wider average.

**Figure: Tools that stand out among Rubicon Project users.** Bars for the share of Rubicon Project users that also use each tool, with a tick for the share across all listed organizations: OpenX Ad Exchange 78% against 2%, TripleLift 77% against 2%, RTB House 71% against 2%, 33Across 62% against 2%, PubMatic 19% against 1%, Smart AdServer 18% against 1%, Nielsen Display Ads (eXelate) 16% against 1%, Integral Ad Science 13% against 1%.

*Share of organizations using Rubicon Project where each tool was also detected. The tick marks the share across all listed organizations.*

[OpenX Ad Exchange](https://enrich.chat/companies-using/openx/)[TripleLift](https://enrich.chat/companies-using/triplelift/)[RTB House](https://enrich.chat/companies-using/rtb-house/)[33Across](https://enrich.chat/companies-using/33across/)[PubMatic](https://enrich.chat/companies-using/pubmatic/)[Smart AdServer](https://enrich.chat/companies-using/smart-adserver/)[Nielsen Display Ads (eXelate)](https://enrich.chat/companies-using/nielsen-display-ads/)[Integral Ad Science](https://enrich.chat/companies-using/integral-ad-science/)

## Rubicon Project by industry

Open an industry to see the organizations in it that use Rubicon Project.

[Retail](https://enrich.chat/companies-using/rubicon-project/retail/)

## How do you reach the people who run Rubicon Project?

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 Rubicon Project?

Organizations where Rubicon Project was detected include Aramark Uniform Services, Dunkin'​, Lidl in Germany, H-E-B and E.Leclerc. The page lists a selection of larger ones with links to their profiles.

### Which industries use Rubicon Project most?

Rubicon Project shows up most often in publishing, luxury goods and jewelry and media production.

### How is Rubicon Project 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 Rubicon Project?

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 Rubicon Project

```text
Use www.enrich.chat to find the advertising and paid media leaders at [company], with titles and verified work emails
```

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