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Private company

Hornetsecurity by Proofpoint

Logo: hornetsecurity.com2

Hornetsecurity by Proofpoint is a Cybersecurity Firm based in Hanover, founded in 2007.1 It is part of Proofpoint, Inc.1

Last updated Oct 21, 2026.

Overview

2007Founded1

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Corporate structure

Hornetsecurity by Proofpoint is part of a group headed by Proofpoint, Inc.. 3 entities, 2 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

  • Proofpoint, Inc. Sunnyvale, California, United States
    • Hornetsecurity by Proofpoint Hanover, Germany
    • Sendmail, Inc. Subsidiary ยท Dover, Delaware, United States

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.

Products and brands

  • email filtering

Listed on Wikidata.1

Subsidiaries and ownership

Parent company

From Wikidata.1

Timeline

  1. 2007Founded Founded1

Sources

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

  1. 1
  2. 2