Companies using Magnite and PubMatic

5 companies in our data have public evidence for both Magnite and PubMatic, and 3 name both in their own subprocessor list. Each company below links to the source for every claim. Our coverage is partial, so this is not everyone.

5companies use both

71%of Magnite users

45%of PubMatic users

3name both as subprocessors

Companies using one are 1530 times as likely as the average company in our data to show evidence of the other.

The companies

Strongest evidence first: a company naming both in its own subprocessor list comes before one seen on its website or in job postings.

Subprocessor listPrivacy policyWebsiteJob postings

Company	Magnite	PubMatic
Brightcovebrightcove.comBrightcove provides a video hosting, streaming, and monetization platform with tools for publishing, analytics, interactivity, live streaming, and OTT apps.Media and entertainment
Eyeotaeyeota.comEyeota provides audience data and targeting solutions for digital advertising.Data and analytics Marketing
Next Millennium Medianextmillennium.comNext Millennium provides programmatic advertising connections and ad formats for advertisers and publishers.
Hypatoshypatos.aiHypatos provides AI agents that process invoices, sales orders, delivery notes, and order confirmations by capturing, validating, and matching documents against ERP and master data.AI and machine learning Finance and accounting software
ROQADroq.adROQAD provides deterministic identity resolution and audience activation for European advertisers.Identity and access

The two technologies

Magnite

Advertising

Magnite is a modular ad platform that media owners use to generate revenue and that buyers and agencies use to curate premium inventory across screens. It is used for programmatic advertising, connecting sellers of ad inventory with buyers.

Summarized from magnite.com on 8 Nov 2026.

71% of the 7 companies we see using Magnite also show the other.

All 7 companies using Magnite 5 name it as a subprocessor More in Advertising

PubMatic

Advertising

PubMatic is a specialized cloud infrastructure platform that enables real-time programmatic advertising transactions between Internet content creators (publishers) and advertisers (buyers). It is used by publishers and advertisers to conduct digital advertising transactions, with the company describing its platform as a purpose-built supply chain for programmatic advertising.

Summarized from investors.pubmatic.com on 8 Nov 2026.

45% of the 11 companies we see using PubMatic also show the other.

All 11 companies using PubMatic 5 name it as a subprocessor More in Advertising

Other pairs

Companies with their own evidence for both.

More with Magnite

Cloudflare7companies

Amazon Web Services6companies

Google Tag Manager5companies

IndexExchange5companies

LiveRamp5companies

More with PubMatic

Cloudflare11companies

Google Tag Manager8companies

Amazon Web Services7companies

Google7companies

The Trade Desk7companies

Google Analytics6companies

Questions

How many companies use both Magnite and PubMatic?

5 companies in StrataDB's data have public evidence for both, and 3 of them name both in their own subprocessor list, the strongest evidence we hold. Our coverage is partial, so the real number is higher.

Which companies use Magnite and PubMatic?

Brightcove, Eyeota, Next Millennium Media, Hypatos and ROQAD. Each one links to the evidence behind it.

How does StrataDB know a company uses Magnite and PubMatic?

From four kinds of public evidence: subprocessor lists, privacy policies, website code and job postings. Each is kept apart with its source and the date we saw it. A company missing here means we found no evidence, not that it does not use them.

Find every company using Magnite and PubMatic

See the full list with the source for each company, and run the same lookup for any technology from the API, Claude or your browser.

Every company and vendor, with its public source
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