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Technologies / Microsoft / Proofpoint

Companies using Microsoft and Proofpoint

9 companies in our data have public evidence for both Microsoft and Proofpoint, and 9 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.

9companies use both
1%of Microsoft users
53%of Proofpoint users
9name both as subprocessors

Companies using one are 8.7 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

CompanyMicrosoftProofpoint
Binary Defensebinarydefense.comBinary Defense provides a security operations platform called NightBeacon and managed detection and response services.Cybersecurity
Dragosdragos.comDragos provides a platform, threat intelligence, and services for operational technology (OT) cybersecurity, including asset visibility, vulnerability management, and threat detection and response.Cybersecurity
EisnerAmpereisneramper.comEisnerAmper provides accounting and audit, tax, advisory, and outsourcing services.Compliance and riskConsulting and services
FreedomPayfreedompay.comFreedomPay provides a payment orchestration platform that connects to third-party solutions through a single integration.FintechPayments
Preciselyprecisely.comPrecisely provides data integration, data quality, data governance, location intelligence, master data management, and customer communications software.AI and machine learningData and analytics
Rackspacerackspace.comRackspace operates enterprise AI infrastructure, including governed private cloud and AI workloads in production, along with cloud consulting, migration, and managed operations services.AI and machine learningCloud and infrastructure
SoftBanksoftbank.jpThe company offers mobile phone, internet, fixed-line, and electricity services.Telecom
Telnyxtelnyx.comTelnyx provides a cloud platform combining its own licensed carrier network with edge compute and GPU infrastructure, offering inference, voice, messaging, storage and wireless connectivity on one bill.AI and machine learningCloud and infrastructure
Twingatetwingate.comTwingate provides identity-based access for users, services, and AI agents, along with zero trust network access, VPN replacement, and internet security features.CybersecurityIdentity and access

The two technologies

Microsoft

Productivity

Microsoft is a company whose stated mission is to empower every person and every organization on the planet to achieve more. It offers products and services including Microsoft 365, Azure, Copilot, Windows, Surface, and XBOX.

Summarized from microsoft.com on 8 Nov 2026.

1% of the 1,435 companies we see using Microsoft also show the other.

All 1,435 companies using Microsoft886 name it as a subprocessorMore in Productivity

Proofpoint

Security and identity

Proofpoint is a cybersecurity company whose products protect people, data, and brands against threats and compliance risks across email, cloud, and other digital channels. Its offerings include email threat protection, data loss prevention, insider threat management, and AI security.

Summarized from proofpoint.com on 8 Nov 2026.

53% of the 17 companies we see using Proofpoint also show the other.

All 17 companies using Proofpoint16 name it as a subprocessorMore in Security and identity

Industries

Among the companies above, by our own classification of their homepage.

Cybersecurity3AI and machine learning3Consulting and services2Cloud and infrastructure2

Other pairs

Companies with their own evidence for both.

More with Microsoft

Cloudflare1,426companiesGoogle1,003companiesAmazon Web Services781companiesGoogle Workspace737companiesGoogle Tag Manager655companiesStripe512companies

More with Proofpoint

Cloudflare17companiesAmazon Web Services15companiesGoogle Tag Manager15companiesGoogle10companiesSalesforce8companiesAnthropic7companies

Questions

How many companies use both Microsoft and Proofpoint?

9 companies in StrataDB's data have public evidence for both, and 9 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 Microsoft and Proofpoint?

Binary Defense, Dragos, EisnerAmper, FreedomPay and Precisely, and 4 more companies. Each one links to the evidence behind it.

How does StrataDB know a company uses Microsoft and Proofpoint?

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 Microsoft and Proofpoint

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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