/
Log inGet free API keyAccount
Menu
CompaniesTechnologiesAI indexDocsPricingChrome extensionLog inAccount

Technologies / OpenAI / Visa Europe

Companies using OpenAI and Visa Europe

6 companies in our data have public evidence for both OpenAI and Visa Europe, 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.

6companies use both
under 1%of OpenAI users
29%of Visa Europe users
3name both as subprocessors

Companies using one are 2.0 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

CompanyOpenAIVisa Europe
Dieter Datenschutzdieter-datenschutz.deCompliance and risk
Livelylivelyme.comLively provides health savings accounts (HSAs) for individuals and benefits administration software for employers, brokers, and consultants.Fintech
NMInmi.comNMI provides an embedded payments platform that includes a payment gateway, merchant onboarding and underwriting tools, and value-added services.Payments
athenaco.aiAthena provides an AI system that reviews student essays and exports feedback to Google Docs.AI and machine learning
HL Hunthlhunt.orgHL Hunt is a fintech company that provides credit builder accounts reporting to credit bureaus, along with payment processing, banking, underwriting, and identity verification software.Fintech
odacovaodacova.deodacova provides an app that gives employees personalized nutrition recommendations for their workplace cafeteria.Food and restaurants

The two technologies

OpenAI

AI and LLM providers

OpenAI is a platform that provides an API for building with OpenAI models. It is used to access models, tools, and services for tasks such as text generation, image generation, audio, and agents.

Summarized from developers.openai.com on 8 Nov 2026.

under 1% of the 3,285 companies we see using OpenAI also show the other.

All 3,285 companies using OpenAI2,522 name it as a subprocessorMore in AI and LLM providers

Visa Europe

Payments

Visa is a global payments technology company that connects consumers, businesses, financial institutions and merchants through its payment network. Its technology is used to authorize, process and settle card and digital payments for purchases.

Summarized from visa.com on 8 Nov 2026.

29% of the 21 companies we see using Visa Europe also show the other.

All 21 companies using Visa Europe6 name it as a subprocessorMore in Payments

Other pairs

Companies with their own evidence for both.

More with OpenAI

Cloudflare3,278companiesGoogle Workspace2,473companiesAnthropic1,993companiesAmazon Web Services1,891companiesStripe1,643companiesGoogle1,547companies

More with Visa Europe

Cloudflare21companiesMasterCard17companiesGoogle Workspace15companiesGoogle Tag Manager12companiesHubSpot11companiesAmazon Web Services10companies

Questions

How many companies use both OpenAI and Visa Europe?

6 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 OpenAI and Visa Europe?

Dieter Datenschutz, Lively, NMI, athenaco.ai and HL Hunt, and 1 more company. Each one links to the evidence behind it.

How does StrataDB know a company uses OpenAI and Visa Europe?

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 OpenAI and Visa Europe

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
  • 100 API calls a month, plus MCP and the Chrome extension
  • Work email only. No card, no sales call