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Private company

Proton

Logo: Proton AG, Public domain, via Wikimedia Commons4

Swiss technology company

Proton AG is a Swiss for-profit technology company offering privacy-focused online services and software. It is majority owned by the non-profit Proton Foundation as a shareholder.2 Its chief executive is Andy Yen (since 2014).1 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Jul 18, 2014Founded1
  • Industrysoftware industry1
  • HeadquartersPlan-les-Ouates1
  • Websiteproton.me
  • Legal formAktiengesellschaft1
  • LEI506700YLQ614KA7PB7233
  • StatusActive3
  • LEI statusIssued and current3
  • Registered addressRoute de la Galaise 32, 1228 Plan-les-Ouates, Switzerland3
  • Registered withFederal Statistical Office, CHE3546864923

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Proton AG is a Swiss for-profit technology company offering privacy-focused online services and software. It is majority owned by the non-profit Proton Foundation as a shareholder.2

Corporate structure

Proton sits at the top of its group. 3 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

  • Proton Plan-les-Ouates, Switzerland
    • Proton VPN Subsidiary
    • Proton Financial Subsidiary · Switzerland
    • Lumo Owned
    • Proton Authenticator Owned
    • Proton Calendar Owned
    • Proton Drive Owned
    • Proton Mail Owned
    • Proton Pass Owned
    • Proton Wallet Owned
    • SimpleLogin Owned · Switzerland
    • Standard Notes Owned

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries, stakes and holdings from Wikidata (CC0). Each entity in the chart links to its source.

What it owns

What Proton reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.

Stakes and holdings (Wikidata)

  • Lumo
  • Proton Authenticator
  • Proton Calendar
  • Proton Drive
  • Proton Mail
  • Proton Pass
  • Proton VPN
  • Proton Wallet
  • SimpleLogin
  • Standard Notes

Things Wikidata records the company as owning, with the share when stated.1

Leadership

Who has led Proton, and when. Pick a name to see everywhere that person has worked.

Chief executive

  1. Andy Yen2014–now
201520202025
  • Chief executive officerAndy Yen Jul 18, 2014 to now1

Products and brands

  • Lumo
  • Proton Authenticator
  • Proton Calendar
  • Proton Drive
  • Proton Mail
  • Proton Pass
  • Proton VPN
  • Proton Wallet
  • SimpleLogin
  • Standard Notes

Listed on Wikidata.1

Subsidiaries and ownership

Parent company

  • Proton Foundation

Subsidiaries

  • Proton Financial

Also owns

  • Proton Authenticator
  • Proton Calendar
  • Proton Drive
  • Proton Mail
  • Proton Pass
  • Proton VPN
  • Proton Wallet
  • SimpleLogin since Apr 8, 2022
  • Standard Notes since Apr 10, 2024
  • Lumo since Jul 23, 2025

From Wikidata.1

Acquisitions

  1. Jul 23, 2025Acquired Lumo1
  2. Apr 10, 2024Acquired Standard Notes1
  3. Apr 8, 2022Acquired SimpleLogin1

Timeline

  1. Sep 3, 2025Acquisition Acquired Proton Meet1
  2. Jul 23, 2025Acquisition Acquired Lumo1
  3. Apr 10, 2024Acquisition Acquired Standard Notes1
  4. Apr 8, 2022Acquisition Acquired SimpleLogin1
  5. Jul 18, 2014New chief executive Andy Yen becomes CEO1
  6. Jul 18, 2014Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2
  3. 3
  4. 4